Description Today, Advanced Warfare Technology (AWT) is a growing enterprise - protecting the warfighter and our national security against ever-adapting threats. Our AWT division currently has an exciting opportunity for a Software Engineer to perform design, development, and hardware/software integration in San Diego, CA for the Advanced Warfare Technology Division. Our division primarily focuses on research & development and advanced prototyping, transforming state-of-the-art processing algorithms into real-time software systems. Projects involve small multi-disciplinary teams of engineers working together in spiral or agile development environments to meet aggressive customer schedules aimed at near-term field demonstrations. Join a team of experts in implementing high-performance signal processing on custom system-on-chip (SoC) hardware and building tools that enable analysis, rapid prototyping, and deployment of cutting-edge algorithms. The successful candidate will be responsible for: <ul><li>Contributing to design and development of advanced systems as a part of multi-disciplinary teams. These teams are made up of other software team members and subject matter experts from the areas of systems engineering, hardware, firmware, machine learning, RF front end design, and signal processing. </li><li>Designing, implementing, and testing real-time C/C++ software for multi-core embedded systems ranging from bare metal to minimal real-time operating systems, to Linux </li><li>Building software products that utilize third party mathematics and communication libraries </li><li>Implementing low-level drivers for hardware interfaces (e.g. I2C, SPI, UART, PCIe) </li><li>Reading and understanding signal processing algorithms written in MATLAB and implementing and testing the algorithm in optimized C code </li><li>Designing, implementing, and testing software to configure and control RF hardware devices </li><li>Documenting the developed embedded software, demonstration algorithms, and embedded systems </li><li>Clearly communicating technical details of software or demonstration algorithms to internal and external engineers </li><li>Supporting system field testing and collection events, usually about a week in duration once or twice a year </li></ul>At Leidos, we offer competitive benefits http://www.leidos.com/careers/pay-benefits, including 4 or more weeks Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in Advanced Warfare Technology! The successful candidate will have the following basic education/experience: <ul><li>Bachelor's degree in Computer Engineering, Electrical Engineering, or Computer Science </li><li>4+ years of software development experience, including strong experience in C/C++ software development for embedded systems </li><li>Strong understanding of hardware-software interaction and basic computer architecture </li><li>Experience with low-level drivers and hardware interfaces (e.g. I2C, SPI, UART, PCIe) </li><li>Experience using version control (e.g. git, Subversion, etc.) and continuous integration software tools (e.g. Jenkins) </li><li>Ability to debug embedded systems using tools like oscilloscopes and logic analyzers </li><li>Experience with software testing tools and methodology </li><li>Experience in creating and maintaining technical documentation for developed software</li><li>Ability to communicate and share ideas, concepts, and designs with a team of engineers </li><li>Demonstrated ability to learn new technical skills and concepts </li><li>Understanding of unit test frameworks and test-driven development practices </li><li>Must have active Secret level security clearance with the ability to obtain a TS/SCI. </li></ul>Bonus education/experience: <ul><li>Master's Degree in Computer Engineering, Electrical Engineering, Computer Science, or equivalent </li><li>Active security clearance higher than the Secret level </li><li>Experience with other programming languages such as Python, MATLAB, or equivalent OOP language </li></ul>Bonus experience with one or more of the following: <ul><li>High-Performance Computing, including parallel and distributed computation; OR </li><li>Cryptography (e.g. encryption, signature verification); OR </li><li>Real-time operating systems (e.g. VxWorks, FreeRTOS, RTLinux); OR </li><li>Implementing signal processing or communications algorithms; OR </li><li>Model-Based Design code generation practices; OR </li><li>Virtualized development and production environments (e.g. VMware, Docker); OR </li><li>Chiplet integration protocols such as AXI, UCIe; OR </li><li>Using DMAC for memory manipulation; OR </li><li>Developing optimized programs using Single Instruction Multiple Data (SIMD); OR </li><li>Developing optimized programs using Very Long Instruction Word (VLIW) or Super Scalar architecture; OR </li><li>Fixed-Point Arithmetic </li></ul>AWTLINC Original Posting: July 22, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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Software Engineer

Description Are you ready to join Leidos all-star team? Through training, teamwork, and exposure to challenging technical work, let Leidos show how to accelerate your career path. Leidos has an exciting opening for you as our next TS/SCI cleared Software Engineer supporting a long-term DIA-NMEC DOMEX Technology Platform (DTP) contract. You will work closely with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on a broad scope of activities extending across the development of systems to include an enterprise AFEM (Automated Facial Extraction and Matching) capability. Have impact as part of a mission focused, solutions oriented, and adaptive team that values innovation, collaboration, and professional development. We offer a flexible environment where work is conducted both remotely and on-site at our client location in Bethesda, MD. The percentage of remote work will vary based on client requirements/deliverables. You will work closely with the team on the following key tasks :<ul><li>Work in a DevSecOps environment to ensure availability of the biometric system and data to end users.</li><li>Oversee the integration, maintenance, and monitoring of software to ensure constant availability of all technical resources, and provide technical direction to IT support staff.</li><li>Develops, maintains, and enhances complex and diverse software systems ( e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements</li><li>Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of COTS/GOTS in place of new development, and requirements analysis and synthesis from system level to individual software components</li><li>Designs, implements, and integrates software applications or performs software engineering tasks to include making enhancements to the existing system and operational support to diagnose and/or correct any system abnormalities</li><li>Utilizes software engineering and design methodologies appropriate to the development, integration, and production environment</li><li>Participate in test, staging and production deployment.</li><li>Assist in the maintenance of services and procedures for a big data pipeline which includes Kafka, Elasticsearch, and several in-house written python/java micro services running on Kubernetes</li><li>Develop and integrate Docker containers to be deployed to Kubernetes</li><li>Monitor automated system integration tests to identify failed modules and components</li><li>Manage individual project priorities, deliverables, and deadlines.</li><li>Update project documentation for each release</li><li>Provide tasking and time estimates for each Program Increment</li><li>Foster an environment of collaboration with the different team members with the goal of providing quality service and product to our customers</li></ul> To be successful in this role you need these skills (required): <ul><li>Typically requires Bachelor's Degree and 4-8 years of prior relevant experience or Masters with 2-6 years of prior relevant experience. Additional years of experience maybe substituted for a degree.</li><li>Must possess an Active Top Secret/SCI clearance and ability to obtain and maintain Poly</li><li>Experience with containerization, especially with Docker</li><li>Experience with DevOps practices and tools including Continuous Integration/Continuous Delivery (CI/CD) tools and practices, especially Gitlab or Jenkins</li><li>Experience with Python</li><li>Experience with API Development</li><li>Experience in Extraction, Transformation, and Load (ETL)</li><li>Experience enterprise search capabilities (such as Elasticsearch) to solve Big Data challenges</li><li>Experience with PostgreSQL and SQL server</li><li>Experience with Agile practices</li><li>Hands-on development and/or scripting experience, especially Python and Bash in Linux environment</li><li>Proficiency with Linux server management and developing tools optimized for a Linux or cross-platform operation environment</li><li>Familiarity and experience creating, deploying, and maintaining service worker and manager nodes/pods in a Kubernetes environment (kubectl)</li><li>Experience leveraging CUDA, PyTorch, or other services to deploy containerized processing on GPUs</li><li>Understanding of application-level security.</li><li>Knowledge of logging and log analysis systems</li><li>Proficiency in C# programming, with the ability to understand, maintain, and contribute to applications built on these languages and their respective frameworks.</li><li>Experience with creating and managing microservices.</li><li>Strong verbal and written communication skills</li><li>Enthusiastic with the ability to work well in a team and a self-starter who can work on their own</li></ul> You will wow us even more if you have some of these skills: <ul><li>Familiarity with biometric systems and biometric SDKs.</li><li>Familiarity with Caliburn.Micro XAML framework.</li><li>Understanding or Experience with ANSI/NIST ITL and DoD Electronic Biometric Transmission Specification (EBTS).</li><li>Active Security+ certification</li><li>Active CE certification</li><li>Ability to obtain Privileged User Account (PUA) certification by the Government</li><li>GraphQL Service</li><li>Apache NiFi</li><li>Experience with systems at scale</li><li>Kafka or other message passing systems</li><li>Experience with AWS cloud-based architecture, services (Lambda, etc.), and software development</li><li>Experience with Artifactory</li><li>Experience of a production/enterprise system</li><li>Appian low-code application development platform</li><li>Experience with any of the following technologies:<ul><li>GPU-based Kubernetes</li><li>SALT for deployment automation</li><li>Elasticsearch, Kibana, and Logstash</li></ul></li></ul>#NMECDTP-Leidos At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: August 25, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Leidos has a new and exciting opportunity for a Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! The Software Engineer will perform software development lifecycle (SDLC) activities as a member of an Agile development team building a large complex enterprise system. Development includes the full range of turning Agile user stories into implementable concepts, through development, unit testing, integration and test, and deployment of the new capabilities for the large complex enterprise system. Following the Behavior-driven Development (BDD) pattern, developers are responsible for implementing robust testing leveraging DevOps automation and, where appropriate, use of test automation commercial tools. There are a range of opportunities for server-side business logic implementation as well as client web application and user interface (UI) development. Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript, CSS, HTML, etc.) and special purpose device programming opportunities are available. Primary Responsibilities The Software Engineer will be responsible for software development activities both individually and as a member of an Agile team. The Software Engineer will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities. The individual will analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable. She/he will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. She/he will engineer, author, tune and document automation scripts in a development environment and deploy to the test/production bench. Basic Qualifications <ul><li>Bachelor's degree in Computer Science or a related field and at least 8 years of relevant experience. Additional experience may be substituted for a degree.</li><li>Must have demonstrated experience with Java.</li><li>Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.</li><li>Must have experience or familiarity with multiple of the following languages such as Javascript, Python, C/C++, Groovy, Structured Query Language (SQL).</li><li>Must have experience with development IDEs (Integrated Development Environments) such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm.</li><li>Must have experience with databases such as Oracle, PostgreSQL, MongoDB, SQL Server.</li><li>Must have experience with Web Application User Interface Development, knowledge of databases and structures, Spring Framework, and/or experience working with AngularJS, JSON, HTML, XML, XSLT.</li><li>Must have experience with software source control and configuration management tools.</li><li>Must have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization, digital signatures).</li><li>Must have experience developing on Windows, and/or Linux operating systems.</li><li>Must have documented professional experience with web services.</li><li>Must have a strong understanding of sound software development principles and practices.</li><li>Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing.</li><li>Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment.</li></ul> Preferred Qualifications <ul><li>Experience with the following: Java Enterprise Edition (JEE) (i.e., EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting.</li><li>Experience or familiarity with multiple of the following technologies: XML/XSD/SOAP/WSDL/XSLT, REST, JSON, YAML, Containers (Docker, Podman, Kubernetes, OpenShift).</li><li>Experience with Javascript frameworks: AngularJS, Bootstrap, JQuery.</li><li>Experience with Testing and Mocking frameworks: JUnit, Jupiter, Mockito, Jasmine, Karma, Cucumber, Unified Functional Tester (UFT), Selenium, FITNesse.</li><li>Experience with build tools: Maven, CMake, RPM, Jenkins, Nexus.</li><li>Experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration.</li><li>Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, Test Driven Development (TDD), Refactoring, and Acceptance Test Driven Development (ATDD).</li><li>Experience with Behavior Driven Development (BDD).</li><li>Secure Software development (i.e., Layer 7 Policy).</li><li>Experience with the Scrum, Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an Agile team.</li></ul>At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you - apply today. careers.leidos.com/CONMD CSSKEY CONMD Original Posting: March 20, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $104,650.00 - $189,175.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Leidos tackles the most challenging national defense problems using advanced signal processing algorithms and data analytics. At our San Diego office, we have a dedicated and experienced team of scientists and software engineers devoted to squeezing the last bit of information from every data set. We are currently seeking software engineers / computer scientists to join our leading-edge research and engineering group. In this role, you will collaborate with multidisciplinary team members focused on Hydrodynamics, Physics, Acoustics, and Signal Processing to design, implement, and deliver cutting edge software solutions to complex problems. This position will afford you the opportunity to grow and develop your skills in addition to solving high profile national defense problems. We hire people with curiosity and passion about science, technology, engineering, and math and who want to take that passion and turn it into reality. Primary Responsibilities<ul><li>Work alongside a team to incorporate scientific algorithms into a large code stream</li><li>Testing and evaluating new and existing software implementations</li><li>Assist in translation of existing software to make compatible with GPUs</li><li>Software Documentation</li></ul>Basic Qualifications<ul><li>Bachelor's degree in computer science, or related technical field with at least 6+ years of experience or Master's degree with 4+ years of relevant experience. May consider more years of relevant experience in lieu of degree.</li><li>Must be a US citizen with the ability to obtain US Government Top Secret security clearance</li><li>Fluency in C/C++, Java, or Python</li><li>Strong understanding of software development and design principles and practices</li><li>Strong written and verbal communication skills</li><li>Strong software documentation skills</li><li>Scientific programming experience</li><li>Experience developing in Linux/Unix environment</li><li>Required on-site full-time work in San Diego, CA</li></ul>Preferred Qualifications<ul><li>Currently holds an active US Government Top Secret security clearance</li><li>Physics or Applied Mathematics background or major</li><li>Software architecture and object-oriented design</li><li>Understanding of Agile Software Development Methodology</li><li>Distributed processing programming</li><li>Experience applying advanced mathematical concepts in software applications</li><li>Experience programming in C/C++, single and/or multi-threaded applications</li><li>C/C++ shared memory application programming</li><li>Git</li><li>MPI</li><li>GPU/CUDA</li><li>MATLAB</li><li>GitLab</li><li>Fortran</li></ul>At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: August 22, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description The National Security Sector at Leidos currently has an opening for a Software Engineer with a SECRET clearance to work in our Tewksbury, MA office. This is an exciting opportunity to use your experience helping the C-sUAS Engineering and Integration mission. In this mission, our team is focused on providing engineering and integration support throughout the entire kill chain to 20+ C-sUAS sites globally. The primary project focus for this role is a C-sUAS software integration and cloud deployment effort. Basic Qualifications. <ul><li>Must possess and maintain active DoD Secret clearance or above to be considered for role. (US Citizenship required)</li><li>Experience Working with multiple programming languages</li><li>Experience with C based languages such as C++</li><li>Experience with Java</li><li>Excellent written and verbal communication skills, a demonstrated ability to meet deadlines, and a strong problem-solving mindset</li><li>Familiarity with the Atlassian suite, including Jira and Confluence</li><li>Familiarity with Gitlab</li><li>Familiarity with Docker and Linux based containerization</li></ul>Preferred Qualifications. <ul><li>Experience in the C-sUAS Domain</li><li>Experience working on projects with a multitude of repositories</li><li>Experience implementing agile methodologies</li><li>Experience with Go, Python, Rust, or JavaScript</li><li>Experience using Artificial Intelligence tools (e.g., Sourcegraph) to develop software</li></ul>At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: August 26, 2025 At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. #Remote

Description Looking for an opportunity to make an impact? Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Group employees are solving critical challenges across the globe. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Are you ready for your next career challenge? The Airborne Systems Business Area, part of the Defense Sector at Leidos, currently has an opening for a Software Engineer to work in our Beavercreek, OH Office. This is an exciting opportunity to use your experience helping the Air Force Research Lab, Air Force Lifecycle Management Center, and other DoD missions. Your role will be to support our diverse portfolio of programs through a combination of software design and development, hardware interfacing and integration, laboratory experimentation, ground and flight testing to deploy cutting edge, next generation solutions. THE CHALLENGE (primary responsibilities) <ul><li>Design, develop and maintain mission-critical software in support of national defense, and intelligence gathering products for both airborne and ground-based systems </li></ul><ul><li>Participate in laboratory, ground and flight testing to validate software </li></ul><ul><li>Document and communicate proposed software solutions with integrated, cross-functional engineering teams in a fast paced highly technical environment </li></ul><ul><li>Stay up to date on state-of-the-art programming techniques and software technologies </li></ul><ul><li>Participate in software design and code reviews to ensure delivery of quality products and enhance skillsets </li></ul> WHAT SETS YOU APART (basic qualifications) <ul><li>Bachelor's degree and 2-4 years of prior relevant experience or a Master's degree with less than 2 years of experience in software engineering, computer engineering or related field. Additional years of experience may be considered in lieu of degree.</li></ul><ul><li>Experience programming in one or more of the following languages: C++, Java, Python </li></ul><ul><li>Experienced in systems integration, maintenance, and troubleshooting of complex system problems </li></ul><ul><li>Experience working in a SIL environment </li></ul><ul><li>Ability to communicate effectively in writing and verbally from informal one-on-one discussions or in a small group environment. </li></ul><ul><li>Work well within a team and independently with minimal supervision. </li></ul><ul><li>Ability to work within a dynamic work environment, ability to handle multiple tasks at once (multi-task) </li></ul><ul><li>Strong desire to grow and learn new technologies. </li></ul><ul><li>Must be a US Citizen. </li></ul><ul><li>Must be able to obtain and maintain a top-secret security clearance. </li></ul><ul><li>Strong interpersonal and communication skills </li></ul>Preferred Qualifications <ul><li>Active DoD TS/SCI clearance </li></ul><ul><li>Familiar with Agile Methodologies, preferably SCRUM or Kanban </li></ul><ul><li>Experience with Atlassian tools such as JIRA, Confluence, Bitbucket </li></ul><ul><li>Experience with model and simulation environments to support simulation and test </li></ul><ul><li>Experience with Live and Virtual Constructive environments to understand complex systems and troubleshooting points for integration </li></ul><ul><li>Familiarity with DoD Open Architectures such as OMS and SOSA </li></ul><ul><li>Experience with containerization technologies such as docker or podman </li></ul><ul><li>Experience with Kubernetes </li></ul><ul><li>Experience developing and deploying to offline environments </li></ul><ul><li>Strong understanding of Linux systems </li></ul><ul><li>Experience with Unit Testing and CI/CD </li></ul><ul><li>Strong understanding of IP based network protocols such as TCP, UDP, and HTTP </li></ul><ul><li>Prior experience working with the DoD </li></ul>Come break things (in a good way). Then build them smarter. We're the tech company everyone calls when things get weird. We don't wear capes (they're a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for how it's always been done." Original Posting: July 29, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $67,600.00 - $122,200.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description The National Security Sector at Leidos currently has an opening for a Software Engineer with a SECRET clearance to work in our Tewksbury, MA office. This is an exciting opportunity to use your experience helping the C-sUAS Engineering and Integration mission. In this mission, our team is focused on providing engineering and integration support throughout the entire kill chain to 20+ C-sUAS sites globally. The primary project focus for this role is a C-sUAS software integration and cloud deployment effort. Basic Qualifications. <ul><li>Must possess and maintain active DoD Secret clearance or above to be considered for role. (US Citizenship required)</li><li>Experience Working with multiple programming languages</li><li>Experience with C based languages such as C++</li><li>Experience with Java</li><li>Excellent written and verbal communication skills, a demonstrated ability to meet deadlines, and a strong problem-solving mindset</li><li>Familiarity with the Atlassian suite, including Jira and Confluence</li><li>Familiarity with Gitlab</li><li>Familiarity with Docker and Linux based containerization</li></ul>Preferred Qualifications. <ul><li>Experience in the C-sUAS Domain</li><li>Experience working on projects with a multitude of repositories</li><li>Experience implementing agile methodologies</li><li>Experience with Go, Python, Rust, or JavaScript</li><li>Experience using Artificial Intelligence tools (e.g., Sourcegraph) to develop software</li></ul>At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: August 26, 2025 At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. #Remote

Description General program information and/or position overview: Candidates will join an experienced and motivated group responsible for the design and prototyping of embedded electronics systems used in autonomous ocean applications. This position will collaborate within a medium-sized team of electrical, computer, and mechanical engineers, contributing to systems currently under development, as well as future systems. This person will directly support the team in designing, developing, and testing software by using a variety of Linux computers or microcontrollers. Candidates will be involved in the complete development process: initial concept, rapid prototyping, development, integration, verification, and at-sea testing. Primary Responsibilities: &bull; Collaborate with an integrated government/industry/academia team to identify software requirements and evaluate design approaches for solving technical problems. &bull; Architect, design, and implement maintainable, robust, and performant software, build, and test processes. &bull; Integrate, test, and verify software implementations on target hardware platforms. &bull; Creatively recognize performance gaps and suggest possible improvements. &bull; Participate in activities to secure and harden Linux systems according to Department of Defense (DoD) standards. &bull; Operate autonomous systems in the lab, or at sea, to accomplish the above. &bull; Post Mission Analysis (PMA) for autonomous systems including validation of control laws, characterization of navigation performance, and modification of behaviors. &bull; Communicate regularly across the engineering team to coordinate development efforts, anticipate design changes, prioritize feature implementations and bug fixes, and solicit team feedback. Basic Qualifications &bull; U.S. Citizen with ability to obtain minimum SECRET security clearance; active clearance preferred &bull; Bachelor's or higher degree in Electrical Engineering, Computer Engineering, Computer Science, Physics, or Mathematics (with a software background), or other STEM fields &bull; 1+ years of experience in one or more of the following areas: &bull; Linux application development, embedded and user facing, using tools such as: x64 and/or ARM environments &bull; Virtual machines &bull; VS Code, or similar, Integrated development environments (IDEs) &bull; Valgrind, or similar, memory debuggers &bull; CMake, or similar, software build tools &bull; Cross compilation &bull; Unit testing and/or regression testing &bull; Subversion (SVN) and/or Git repositories &bull; Continuous integration (CI) / Continuous deployment (CD) pipelines &bull; Linux system hardening and security best practices: &bull; Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIG) &bull; Public Key Infrastructure (PKI) for SSH or similar frameworks &bull; Linux Unified Key Setup (LUKS) disk encryption &bull; Proficiency in one or more of the following languages: &bull; C; C++, Python, Java &bull; Hardware in the loop testing using instruments such as power supplies, multi-meters, etc. &bull; Familiarity with or ability to read, understand, and interpret complex technical documents such as Software Requirements Specifications (SRSs) or Interface Control Documents (ICDs). &bull; Proficiency with basic office software (Outlook, Word, Excel, PowerPoint, Visio, Teams, SharePoint). &bull; Able to lift objects up to 40 pounds. &bull; Able to travel domestically or internationally, estimated at 1-2 weeks per trip up to 4 times per year. Preferred Qualifications &bull; Experience with Agile and Scrum project management practices. &bull; Working knowledge of low-level communication protocols (SPI, I2C, RS-232, CAN, Ethernet, etc.). &bull; Experience with Real-time Operating System (RTOS) or bare-metal microcontroller firmware development using tools such as: &bull; Microchip MPLAB X IDE, or similar &bull; Microchip In-Circuit Debugger/Programmer (ICD5), Segger J-Link JTAG Debugger/Programmer, or similar &bull; Laboratory instruments such as power supplies, multi-meters, oscilloscopes, logical analyzers, electronic loads, and the like &bull; Altium Printed Circuit Board (PCB) design software, or similar &bull; Experience with other Linux environment tools such as: &bull; OpenCV computer vision algorithms &bull; Nvidia Compute Unified Device Architecture (CUDA) platform &bull; Bash scripting &bull; Octave, MatLab, or similar software packages for data analysis &bull; Experience with Navy standard platforms for autonomous vehicles such as: &bull; OpenAUV framework &bull; PCX framework &bull; Data Distribution Service (DDS) middleware &bull; Experience with Raspberry Pi, or similar, low power embedded computers. &bull; Familiarity with basic oceanographic instruments like depth sensors, altimeters, long or short baseline systems, doppler velocity logs, altitude & heading reference systems (AHRS), and similar. &bull; Experience with small boat operations and at-sea testing. At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: August 20, 2025 At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Leidos has an exciting opening for you as our next TS/SCI cleared Software Engineer supporting a long-term DIA-NEMC DOMEX Technology Platform (DTP) contract. You will work closely with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on a broad scope of activities extending across the development of systems to include middle-tier and backend engineering tasks. Have impact as part of a mission focused, solutions oriented, and adaptive team that values innovation, collaboration, and professional development. While most work is conducted on-site at our client location in Bethesda, MD, we offer a flexible schedule and, occasionally, some tasks may be performed remotely. The percentage of remote work will vary based on client requirements/deliverables. Seeking a seasoned Python engineer to design and lead the development of scalable, distributed microservices deployed in Kubernetes. You will architect solutions for data ingestion, real-time processing, and intelligent search using Kafka and Elasticsearch. As a senior team member, you'll play a key role in technical leadership, mentoring engineers, and shaping the long-term evolution of our systems. You will work closely with the team on the following key tasks <ul><li>Lead the design and architecture of backend systems and services.</li><li>Drive initiatives across the engineering team related to scalability, reliability, and performance.</li><li>Build robust, testable, and maintainable Python microservices</li><li>Architect message flows with Kafka, ensuring high availability and fault tolerance</li><li>Define data modeling, indexing, and query patterns for Elasticsearch to meet product requirements</li><li>Guide service deployments, rollout strategies, and observability practices in Kubernetes</li><li>Contribute to and review RFCs, design documents, and architecture reviews</li><li>Develop and integrate Docker containers to be deployed to Kubernetes from development to production</li><li>Monitor automated system integration tests to identify failed modules and components</li><li>Manage individual project priorities, deliverables, and deadlines</li><li>Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of COTS/GOTS in place of new development, and requirements analysis and synthesis from system level to individual software components</li><li>Foster an environment of collaboration with the different team members in the goal of providing quality service and product to our customers</li><li>Act as a mentor to mid-level and junior engineers, offering guidance on best practices and career growth</li></ul> To be successful in this role you need these skills (required): <ul><li>Typically requires Bachelor's Degree and 12-15 years of prior relevant experience or Masters with 10-13 years of prior relevant experience</li><li>Must possess an Active Top Secret/SCI clearance and ability to obtain and maintain a Polygraph</li><li>7+ years of backend software engineering experience, including at least 5 years in Python</li><li>Proven expertise building and maintaining microservices in production in Kubernetes</li><li>Deep understanding of Elasticsearch internals: sharding, performance tuning, analyzers, query DSL</li><li>Strong Kafka experience: event design, stream processing, performance tuning</li><li>Solid grasp of distributed systems principles: fault tolerance, consensus, data consistency</li><li>Experience leading technical projects and mentoring engineers</li><li>Strong testing discipline with a focus on automation, coverage, and CI/CD pipelines</li><li>Experience with DevOps practices and tools including Continuous Integration/Continuous Delivery (CI/CD) tools and practices, especially Gitlab or Jenkins</li><li>Hands-on development and/or scripting experience, especially Python and Bash in Linux environment</li><li>Experience with AWS cloud-based architecture, services, and software development</li><li>Strong verbal and written communication skills</li><li>Enthusiastic with the ability to work well in a team and a self-starter who can work on their own</li></ul>You will wow us even more if you have some of these skills:<ul><li>Active Security+ certification and ability to obtain Privileged User Account (PUA) certification by the Government</li><li>Elasticsearch certifications or other program stack related certifications</li><li>Experience with system design at scale - dealing with 100k+ messages/sec, TB-scale indexes.</li><li>Familiarity with schema registries and Kafka streaming patterns</li><li>Familiarity with authentication and authorization products such as Keycloak</li><li>Experience with security best practices for services: authN/Z, secrets management, data protection</li><li>GraphQL familiarity and/or Apache NiFi experience</li><li>Hardware on-prem and cloud-based deployments using Kubernetes</li><li>Proficiency with infrastructure-as-code (ie CloudFormation, Terraform, Pulumi)</li><li>Experience of a production/enterprise systems at scale</li><li>Knowledge of distributed systems concepts (e.g., idempotency, eventual consistency)</li><li>Proactive in identifying tech debt, systemic issues, and areas for team/process improvement</li></ul>#NMECDTP-LEIDOS Come break things (in a good way). Then build them smarter. We're the tech company everyone calls when things get weird. We don't wear capes (they're a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for how it's always been done." Original Posting: August 18, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $126,100.00 - $227,950.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description The Software Engineer will perform software development lifecycle (SDLC) activities as a member of an Agile development team building a large complex enterprise system. Development includes the full range of turning Agile user stories into implementable concepts, through development, unit testing, integration and test, and deployment of the new capabilities for the large complex enterprise system. Following the Behavior-driven Development (BDD) pattern, developers are responsible for implementing robust testing leveraging DevOps automation and, where appropriate, use of test automation commercial tools. There are a range of opportunities for server-side business logic implementation as well as client web application and user interface (UI) development. Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript, CSS, HTML, etc.) and special purpose device programming opportunities are available. Primary Responsibilities The Software Engineer will be responsible for software development activities both individually and as a member of an Agile team. The Software Engineer will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities. The individual will analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable. She/he will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. She/he will engineer, author, tune and document automation scripts in a development environment and deploy to the test/production bench. Basic Qualifications <ul><li>Bachelor's degree in Computer Science or a related field and at least 4 years of relevant experience. Additional experience may be substituted for a degree.</li><li>Must have demonstrated experience with Java.</li><li>Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.</li><li>Must have experience or familiarity with multiple of the following languages such as Javascript, Python, C/C++, Groovy, Structured Query Language (SQL).</li><li>Must have experience with development IDEs (Integrated Development Environments) such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm.</li><li>Must have experience with databases such as Oracle, PostgreSQL, MongoDB, SQL Server.</li><li>Must have experience with Web Application User Interface Development, knowledge of databases and structures, Spring Framework, and/or experience working with AngularJS, JSON, HTML, XML, XSLT.</li><li>Must have experience with software source control and configuration management tools.</li><li>Must have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization, digital signatures).</li><li>Must have experience developing on Windows, and/or Linux operating systems.</li><li>Must have documented professional experience with web services.</li><li>Must have a strong understanding of sound software development principles and practices.</li><li>Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing.</li><li>Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment.</li></ul> Preferred Qualifications <ul><li>Experience with the following: Java Enterprise Edition (JEE) (i.e., EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting.</li><li>Experience or familiarity with multiple of the following technologies: XML/XSD/SOAP/WSDL/XSLT, REST, JSON, YAML, Containers (Docker, Podman, Kubernetes, OpenShift).</li><li>Experience with Javascript frameworks: AngularJS, Bootstrap, JQuery.</li><li>Experience with Testing and Mocking frameworks: JUnit, Jupiter, Mockito, Jasmine, Karma, Cucumber, Unified Functional Tester (UFT), Selenium, FITNesse.</li><li>Experience with build tools: Maven, CMake, RPM, Jenkins, Nexus.</li><li>Experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration.</li><li>Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, Test Driven Development (TDD), Refactoring, and Acceptance Test Driven Development (ATDD).</li><li>Experience with Behavior Driven Development (BDD).</li><li>Secure Software development (i.e., Layer 7 Policy).</li><li>Experience with the Scrum, Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an Agile team.</li></ul>careers.leidos.com/CONMD CSSKEY CONMD Original Posting: March 20, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Are you ready to join Leidos all-star team? Through training, teamwork, and exposure to challenging technical work, let Leidos show how to accelerate your career path. Leidos has an exciting opening for you as our next TS/SCI cleared Software Engineer supporting a long-term DIA-NEMC DOMEX Technology Platform (DTP) contract. You will work closely with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on a broad scope of activities extending across the development of systems to include middle-tier and backend engineering tasks. Have impact as part of a mission focused, solutions oriented, and adaptive team that values innovation, collaboration, and professional development. While most work is conducted on-site at our client location in Bethesda, MD, we offer a flexible schedule and, occasionally, some tasks may be performed remotely. The percentage of remote work will vary based on client requirements/deliverables. You will work closely with the team on the following key tasks <ul><li>Develops, maintains, and enhances complex and diverse software systems ( e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements</li><li>Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of COTS/GOTS in place of new development, and requirements analysis and synthesis from system level to individual software components</li><li>Designs, implements, and integrates software applications or performs software engineering tasks</li><li>Utilizes software engineering and design methodologies appropriate to the development, integration, and production environment</li><li>Participate in test, staging and production deployment.</li><li>Assist in the maintenance of services and procedures for a big data pipeline which includes Kafka, Elasticsearch, and several in-house written python/java micro services running on Kubernetes</li><li>Develop and integrate Docker containers to be deployed to Kubernetes</li><li>Monitor automated system integration tests to identify failed modules and components</li><li>Manage individual project priorities, deliverables, and deadlines</li><li>Foster an environment of collaboration with the different team members in the goal of providing quality service and product to our customers</li></ul> To be successful in this role you need these skills (required): <ul><li>Requires Bachelor's Degree and 8-12 years of prior relevant experience or Masters with 6-10 years of prior relevant experience. (Additional years of experience in lieu of degree are accepteable)</li><li>Must possess an Active Top Secret/SCI clearance and ability to obtain and maintain a Polygraph</li><li>Experience with containerization, especially with Docker</li><li>Experience with DevOps practices and tools including Continuous Integration/Continuous Delivery (CI/CD) tools and practices, especially Gitlab or Jenkins</li><li>At least 8 years of experience with the following:<ul><li>Python</li><li>API development </li></ul></li><li>Experience in Extraction, Transformation, and Load (ETL)</li><li>Experience enterprise search capabilities (such as Elasticsearch) to solve Big Data challenges</li><li>Experience with PostgreSQL and SQL server</li><li>Experience with Agile practices</li><li>Hands-on development and/or scripting experience, especially Python and Bash in Linux environment</li><li>Experience with AWS cloud-based architecture, services (Lambda, etc.), and software development</li><li>Experience with Artifactory</li><li>Strong verbal and written communication skills</li><li>Enthusiastic with the ability to work well in a team and a self-starter who can work on their own</li></ul>You will wow us even more if you have some of these skills:<ul><li>Active Security+ certification</li><li>Active CE certification</li><li>Ability to obtain Privileged User Account (PUA) certification by the Government</li><li>GraphQL Service</li><li>Apache NiFi</li><li>Experience with systems at scale</li><li>Kafka or other message passing systems</li><li>Experience of a production/enterprise system</li><li>Appian low-code application development platform</li><li>Experience with any of the following technologies:<ul><li>GPU-based Kubernetes</li><li>SALT for deployment automation</li><li>Elasticsearch, Kibana, and Logstash</li></ul></li></ul>#NMECDTP Original Posting: July 8, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $104,650.00 - $189,175.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Leidos has a new and exciting opportunity for a Software Engineer (SME) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Description As a Software Engineer on this program, you will have the opportunity to build strong systems, software, and cloud environments while providing operations and maintenance for critical systems. This role will provide technical expertise in the design, development, implementation and testing of customer tools and applications. Based in a DevOps framework, this role participates in and/or directs major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, architecture and design, coding and unit testing. Primary Responsibilities<ul><li>Participates in and/or directs software programming initiatives using Java, JavaScript, Python, SpringBoot, and Hibernate.</li><li>Develops and directs software system validation and testing methods using Junit and Katalon and uses integrated custom developed software solutions to leverage automated deployment technologies</li><li>Develop, prototype and deploy solutions within Commercial Cloud Solutions leveraging infrastructure platform services</li><li>Coordinate closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use cases</li><li>Support the Agile software development lifecycle following SAFe practices, using industry leading DevOps tools like GitHub, Jenkins, Unix bash scripting and leveraging tools such as JIRA and Confluence to track activities</li><li>Analyze (though proof of concept, performance, and end-to-end testing) and effectively coordinate Infrastructure needs driven by developed software to meet customer mission needs.</li><li>Apply and identify best practices and standard operating procedures creating innovative solutions to meet the technical needs of customers.</li></ul>Basic Qualifications<ul><li>Extensive use and experience in common Agile practices, service-orientated environments, and development practices</li><li>Extensive experience with Java, Spring, C2S and the software development lifecycle, delivering within DevOps toolsets/practices</li><li>Direct experience utilizing software testing performance tools, such as Junit/Katalon and scripting languages, such as Python and Bash, while working in an Agile development environment</li><li>Extensive experience with development in Commercial Cloud Platforms (ex, AWS, Google Cloud, Azure) and leveraging cloud data services (ex: S3, RDS, EFS)</li><li>Extensive experience using version control systems and issue/problem tracking systems</li><li>Master's degree with 15 or more years of prior relevant experience or Doctorate with 13 or more years of relevant experience. Additional years of experience may be substituted in lieu of a degree.</li><li>To be considered must have an active TS/SCI with polygraph security clearance</li></ul>Preferred Qualifications<ul><li>Experience with structured analysis and design methodologies</li><li>Understanding of the customer's system development policies.</li></ul>At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you - apply today. CABARESTON Come break things (in a good way). Then build them smarter. We're the tech company everyone calls when things get weird. We don't wear capes (they're a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for how it's always been done." Original Posting: August 4, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $148,850.00 - $269,075.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Software Engineer (SME)

Description Are you a motivated Software Engineer with technical, hands-on experience using functional programming to develop real-world systems? Join us at the Leidos Innovations Center, Information and Data Science Division, with a group of highly skilled and innovative individuals and a variety of exciting R&D programs. As a Software Engineer, you will appeal to your expertise in functional programming and other programming language theory concepts to design and implement sophisticated software solutions spanning all levels of the computational stack for operational technology (OT) and enterprise IT systems alike. You will work in a dynamic, high-impact environment requiring knowledge of embedded systems, cyber-physical systems, AI and autonomy, and technologies relevant to the continuous integration/continuous deployment of software. Primary Responsibilities:<ul><li>Architect and develop software in support of the Resilient Systems Campaign within the Information and Data Science Division, to include providing software engineering expertise on awarded DARPA programs.</li><li>Design, develop, and maintain custom tools and frameworks to support the development of high-assurance, resilient software.</li><li>Utilize the state-of-the-art in semi-formal and formal methods tools in the development of high-assurance, resilient software.</li><li>Produce technical documentation, mentor junior engineers, and contribute to knowledge transfer within the Resilient Systems Campaign.</li><li>Contribute to efforts to promote the upskilling of the broader Leidos workforce on the topics of functional programming, programming language theory, and industrialized formal methods.</li></ul>Basic Qualifications:<ul><li>Bachelor's degree in computer science, computer engineering, electrical engineering, or a closely related technical field.</li><li>Minimum of 8 years of experience, with a significant portion focused on applying functional programming in the development of real-world systems; master's with 6-10 years of prior relevant experience. May possess a Doctorate in technical domain.</li><li>Proven expertise in at least one functional programming language, to include Haskell, OCaml, F#, Scala, Clojure, Elixir, or others.</li><li>Demonstrated competence in common imperative programming languages, to include C/C++, Java, Python, and others.</li><li>Hands-on experience developing and fielding real-world software.</li><li>Excellent analytical, problem-solving, and critical thinking skills and ability to work independently on complex tasks and lead technical efforts.</li><li>Strong technical writing and communication skills.</li><li>Strong understanding of sound software development principles and practices and ability to define software development processes.</li><li>Ability to obtain and maintain a DoD Secret clearance. (U.S. Citizenship is required)</li></ul>Preferred Qualifications:<ul><li>Demonstrated experience with semi-formal and formal methods tools to include property-based and random testing frameworks, SMT solvers, interactive theorem provers, model checkers, and others.</li><li>Demonstrated experience with model-based systems engineering practices based on SysMLv2 and/or AADL.</li><li>Demonstrated experience developing software for embedded systems, to include single-board computers, FPGAs, MPSoCs, and other bespoke hardware targets.</li><li>Demonstrated experience developing high-criticality software with high-throughput requirements, e.g. networking and streaming data processing applications.</li><li>Active DoD Secret clearance is preferred</li></ul>LInC Come break things (in a good way). Then build them smarter. We're the tech company everyone calls when things get weird. We don't wear capes (they're a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for how it's always been done." Original Posting: July 28, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $104,650.00 - $189,175.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Software Engineer - Functional Programming

Description Leidos is seeking a Software Engineer (C#) to work for the Security Enterprise Solutions (SES) business unit in Vista, CA. The SES business unit at Leidos designs and manufactures highly complex security equipment for use at border crossings, airports, seaports, and other transportation mechanisms. Our products include radiation detectors and spectrometers, X-ray and gamma ray scanners for cars, trucks and trains, and CT explosives detection equipment for airline passenger baggage. The ultimate goal for this position will be to update existing design as well as introduce new products to our already extensive line of security detection products. The products being developed through this effort are truly novel, and will make travel and trade safer, healthier, and more efficient on a global level. *We are seeking candidates local to Vista CA that have the ability to work a hybrid schedule (3 days remote, 2 days onsite) As part of a cross-functional team, the Software Engineer (C#) will develop and maintain cargo inspection detection systems for the Ports and Borders group at Leidos. This role requires a solid foundation in software development, a commitment to learning, and the ability to contribute to innovative solutions. Key Responsibilities: Technical Contribution and Collaboration:<ul><li>Assist in the design, development, testing, and maintenance of services, simulators, and diagnostics (WPF and Blazor) using C#.</li><li>Collaborate with team members to ensure alignment with best practices and coding standards.</li><li>Contribute to the adoption of tools and processes that enhance productivity and innovation.</li><li>Work closely with senior engineers to gain experience and contribute to technical solutions.</li></ul>Software Development and Security Compliance:<ul><li>Develop software that adheres to industry security standards and contributes to the security compliance of the codebase and coding practices.</li><li>Utilize object-oriented design principles, practices, and patterns to ensure the codebase is reusable and maintainable.</li><li>Apply Agile development practices, including Test-Driven Development (TDD) and Continuous Integration, to ensure high-quality, continuously tested code.</li><li>Collaborate with Electrical Engineering, Mechanical Engineering, and Scientists to meet customer requirements.</li></ul>Problem Solving and Innovation:<ul><li>Troubleshoot and resolve technical issues under the guidance of senior engineers.</li><li>Contribute to innovation by researching and integrating best practices to develop effective solutions.</li></ul>Communication and Reporting:<ul><li>Communicate effectively within a small cross-functional development team environment.</li><li>Report project status and issues to management as required.</li></ul> Required Skills: <ul><li>BS Degree and 2+ years of experience or Masters Degree with less than 2 years of experience. May consider additional experience in lieu of a degree.</li><li>Must have the ability to obtain a Public Trust clearance (US citizenship required).</li><li>Programming with production product development experience in C# required.</li><li>Solid understanding of object-oriented design (OOD) principles and practices.</li><li>Familiarity with Agile development environments, including Test-Driven Development (TDD) and Continuous Integration.</li><li>Ability to create basic design documentation and other technical documentation.</li><li>Strong troubleshooting and bug-fixing skills.</li><li>Effective communication and collaboration skills in cross-functional team environments.</li><li>Must be willing to travel abroad. If travel is necessary, typically it will be < 10% . </li></ul> Desired Skills: <ul><li>Familiarity with AI-based software development tools.</li><li>Experience developing software that complies with industry security standards.</li><li>Proficiency with revision control (e.g., Git), multi-threading, TCP/IP networking, bus architectures, Web Services, Blazor, containers (e.g., Docker), Visual Studio, C++, SQL Server, and interfacing with real-time/embedded systems.</li><li>Experience, familiarity, or interest with embedded, RTOS, and/or PLC code.</li><li>Knowledge of image processing techniques.</li></ul>Check out the links below to learn more about Security Enterprise Solutions (SES) https://careers.leidos.com/pages/security-enterprise-solutions https://www.leidos.com/markets/aviation/security-detection Come break things (in a good way). Then build them smarter. We're the tech company everyone calls when things get weird. We don't wear capes (they're a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for how it's always been done." Original Posting: August 8, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $67,600.00 - $122,200.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Software Engineer C#

Description Leidos is seeking a Software Engineer (C#) to work for the Security Enterprise Solutions (SES) business unit in Vista, CA. The SES business unit at Leidos designs and manufactures highly complex security equipment for use at border crossings, airports, seaports, and other transportation mechanisms. Our products include radiation detectors and spectrometers, X-ray and gamma ray scanners for cars, trucks and trains, and CT explosives detection equipment for airline passenger baggage. The ultimate goal for this position will be to update existing design as well as introduce new products to our already extensive line of security detection products. The products being developed through this effort are truly novel, and will make travel and trade safer, healthier, and more efficient on a global level. *We are seeking candidates local to Vista CA that have the ability to work a hybrid schedule (3 days remote, 2 days onsite) As part of a cross-functional team, the Software Engineer (C#) will develop and maintain cargo inspection detection systems for the Ports and Borders group at Leidos. This role requires strong technical skills, a commitment to continuous learning, and the ability to contribute to innovative solutions. Key Responsibilities: Technical Contribution and Collaboration:<ul><li>Participate in the design, development, testing, and maintenance of services, simulators, and diagnostics (WPF and Blazor) using C#.</li><li>Collaborate with team members to ensure alignment with best practices and coding standards.</li><li>Contribute to the adoption of tools, including AI-based software development tools, to enhance productivity and innovation.</li><li>Engage with team members to ensure shared ownership of technical solutions and processes.</li></ul>Software Development and Security Compliance:<ul><li>Develop software that adheres to industry security standards and contributes to the security compliance of the codebase and coding practices.</li><li>Utilize object-oriented design principles, practices, and patterns to ensure the codebase is reusable and maintainable.</li><li>Apply Test-Driven Development (TDD) and Continuous Integration to ensure high-quality, continuously tested code.</li><li>Collaborate with Electrical Engineering, Mechanical Engineering, and Scientists to meet customer requirements.</li></ul>Problem Solving and Innovation:<ul><li>Evaluate customer problems, troubleshoot issues, and assist Field Service Engineers with problem resolution.</li><li>Contribute to innovation by researching and integrating best practices to develop effective solutions.</li></ul>Communication and Reporting:<ul><li>Communicate proactively and effectively within a small cross-functional development team environment.</li><li>Report project status and issues to management as required.</li></ul>Required Skills:<ul><li>BS Degree and 4+ years of experience or Masters Degree with 2+ years of experience. May consider additional years of experience in lieu of a degree.</li><li>Must have the ability to obtain a Public Trust clearance (US citizenship required).</li><li>Strong programming background with production product development experience in C# required.</li><li>Solid understanding of object-oriented design (OOD) principles and practices.</li><li>Experience working in Agile development environments, including familiarity with TDD and Continuous Integration.</li><li>Ability to create design documentation, requirements specifications, and other technical documentation.</li><li>Strong troubleshooting and bug-fixing skills.</li><li>Effective communication and collaboration skills in cross-functional team environments.</li><li>Must be willing to travel abroad. If travel is necessary, typically it will be </li></ul>Desired Skills:<ul><li>Familiarity with AI-based software development tools.</li><li>Experience developing software that complies with industry security standards.</li><li>Experience identifying code smells and utilizing refactoring techniques to improve code quality.</li><li>Proficiency with revision control (e.g., Git), multi-threading, TCP/IP networking, bus architectures, Web Services, Blazor, containers (e.g., Docker), Visual Studio, C++, SQL Server, and interfacing with real-time/embedded systems.</li><li>Experience, familiarity, or interest with embedded, RTOS, and/or PLC code.</li><li>Knowledge of image processing techniques.</li></ul>Check out the links below to learn more about Security Enterprise Solutions (SES) https://careers.leidos.com/pages/security-enterprise-solutions https://www.leidos.com/markets/aviation/security-detection Come break things (in a good way). Then build them smarter. We're the tech company everyone calls when things get weird. We don't wear capes (they're a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for how it's always been done." Original Posting: August 8, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Leidos has an exciting opportunity for a Software Engineer! *Must have an active TS/SCI Polygraph up front. No exceptions.* You will perform software development lifecycle (SDLC) activities as both an individual and a member of our top-notch agile development team building a large complex enterprise system. Development includes the full range of turning Agile user stories into implementable concepts, through development, unit testing, integration and test, and deployment of the new capabilities for the large complex enterprise system. Following the Behavior-driven Development (BDD) pattern, developers are responsible for implementing robust testing leveraging DevOps automation and, where appropriate, use of test automation commercial tools. There are a range of opportunities for server-side business logic implementation as well as client web application and user interface (UI) development. Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript, CSS, HTML, etc.) and special purpose device programming opportunities are available. Primary Responsibilities You will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities; analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable. You will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. You will engineer, author, tune and document automation scripts in a development environment and deploy to the test/production bench. Basic Qualifications Must have a BS degree and 4 - 8 years of prior relevant experience or Masters with 2 - 6 years of prior relevant experience. Additional experience may be substituted for a degree. Must have demonstrated experience with Java. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX. Must have experience or familiarity with multiple of the following languages such as Javascript, Python, C/C++, Groovy, Structured Query Language (SQL). Must have experience with development IDEs (Integrated Development Environments) such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm. Must have experience with databases such as Oracle, PostgreSQL, MongoDB, SQL Server. Must have experience with Web Application User Interface Development, knowledge of databases and structures, Spring Framework, and/or experience working with AngularJS, JSON, HTML, XML, XSLT. Must have experience with software source control and configuration management tools. Must have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization, digital signatures). Must have experience developing on Windows, and/or Linux operating systems. Must have documented professional experience with web services. Must have a strong understanding of sound software development principles and practices. Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing. Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment. Preferred Qualifications Experience with the following: Java Enterprise Edition (JEE) (i.e., EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting. Experience or familiarity with multiple of the following technologies: XML/XSD/SOAP/WSDL/XSLT, REST, JSON, YAML, Containers (Docker, Podman, Kubernetes, OpenShift). Experience with Javascript frameworks: AngularJS, Bootstrap, JQuery. Experience with Testing and Mocking frameworks: JUnit, Jupiter, Mockito, Jasmine, Karma, Cucumber, Unified Functional Tester (UFT), Selenium, FITNesse. Experience with build tools: Maven, CMake, RPM, Jenkins, Nexus. Experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration. Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, Test Driven Development (TDD), Refactoring, and Acceptance Test Driven Development (ATDD). Experience with Behavior Driven Development (BDD). Secure Software development (i.e., Layer 7 Policy). Experience with the Scrum, Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an Agile team. CSSKEY CONMD careers.leidos.com/CONMD abundance Original Posting: March 27, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Software Engineer TS/SCI Poly

Description Leidos is looking for a Software Engineer to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a nationally significant and fast-paced cryptographic key management program. Program execution follows DEVOPS best practices and employs robust development, test, and production environments. Additionally, the program is using Behavior Driven Development (BDD) and test automation tools alongside a full suite of team collaboration tools. Leidos is the prime contractor providing system engineering, development, test, integration, and operational support. This new program is focused on injecting new technology and adding advanced capabilities over the coming three years while continuing to support an on-going mission and operational system. Job Summary The Software Engineer will perform software development activities as a member of an agile development team. You must have an active/current TS/SCI Polygraph up front (this is firm). The development here includes the full range of turning agile stories into implementable concepts, through development, testing, and deployment of the new capabilities in this complex system. Following the BDD pattern, our developers are responsible for implementing robust testing leveraging DEVOPS automation and, where appropriate, use of test automation commercial tools. There are a range of opportunities for server-side business logic implementation as well as client web application and user interface (UI) development. Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI and special purpose device programming opportunities are available. Primary Responsibilities The Software Engineer will be responsible for software development activities both individually and as a member of an agile team. The software engineer will actively participate in program increment planning and related team activities. The individual will analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques with the use of Computer Aided Software Engineering (CASE) tools and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable. The individual will provide software process management and control throughout the coding portion of the software development process. Additionally, the individual will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. The individual will engineer, author, tune and document automation scripts in a development environment and deploy to the test/production bench. Basic Qualifications <ul><li>Bachelor's degree and four (4) to eight (8) years of prior relevant development experience or master's with two (2) to six (6) years of prior relevant development experience.</li><li>Additional experience may be substituted for a Degree.</li><li>Must have demonstrated experience with Java.</li><li>Experience or familiarity with multiple the following: Java/JEE, Python, C/C++, SQL, SOAP, WSDL, WADL, PERL, PowerShell, VBS, Eclipse, Postgres, Oracle, Jenkins on a Windows platforms.</li><li>Experience with User Interface development, knowledge of databases and structures, and/or experience working with XHTML, HTML, XML, XSLT</li><li>Experience developing on Windows, and/or Linux operating systems</li><li>Must have a strong understanding of sound software development principles and practices</li><li>Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing.</li><li>Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment.</li></ul> Security Clearance requirement: <ul><li>Candidates must possess an active TS/SCI with Polygraph to be considered for this role. </li></ul> Preferred Qualifications <ul><li>Experience with the following: JEE, SQL, application servers (Tomcat, WebLogic, JBoss), scripting.</li><li>Experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration.</li><li>Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, TDD, Refactoring, and ATDD.</li><li>Experience with FITNesse, Mockito, Cucumber, Unified Functional Tester (UFT), Selenium</li><li>Experience with Behavior Driven Development (BDD).</li><li>Secure Software development (i.e., Layer 7 Policy)</li><li>Experience with the Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an agile team.</li></ul>careers.leidos.com/CONMD CSSKEY CONMD abundance Original Posting: March 17, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Leidos has an exciting opportunity for a Software Engineer! *Must have an active TS/SCI Polygraph up front. No exceptions.* You will perform software development lifecycle (SDLC) activities as both an individual and a member of our top-notch agile development team building a large complex enterprise system. Development includes the full range of turning Agile user stories into implementable concepts, through development, unit testing, integration and test, and deployment of the new capabilities for the large complex enterprise system. Following the Behavior-driven Development (BDD) pattern, developers are responsible for implementing robust testing leveraging DevOps automation and, where appropriate, use of test automation commercial tools. There are a range of opportunities for server-side business logic implementation as well as client web application and user interface (UI) development. Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript, CSS, HTML, etc.) and special purpose device programming opportunities are available. Primary Responsibilities You will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities; analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable. You will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. You will engineer, author, tune and document automation scripts in a development environment and deploy to the test/production bench. Basic Qualifications Must have a BS degree and 2 - 4 years of prior relevant experience or Masters with less than 2 years of prior relevant experience. Additional experience may be substituted for a degree. Must have demonstrated experience with Java. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX. Must have experience or familiarity with multiple of the following languages such as Javascript, Python, C/C++, Groovy, Structured Query Language (SQL). Must have experience with development IDEs (Integrated Development Environments) such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm. Must have experience with databases such as Oracle, PostgreSQL, MongoDB, SQL Server. Must have experience with Web Application User Interface Development, knowledge of databases and structures, Spring Framework, and/or experience working with AngularJS, JSON, HTML, XML, XSLT. Must have experience with software source control and configuration management tools. Must have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization, digital signatures). Must have experience developing on Windows, and/or Linux operating systems. Must have documented professional experience with web services. Must have a strong understanding of sound software development principles and practices. Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing. Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment. Preferred Qualifications Experience with the following: Java Enterprise Edition (JEE) (i.e., EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting. Experience or familiarity with multiple of the following technologies: XML/XSD/SOAP/WSDL/XSLT, REST, JSON, YAML, Containers (Docker, Podman, Kubernetes, OpenShift). Experience with Javascript frameworks: AngularJS, Bootstrap, JQuery. Experience with Testing and Mocking frameworks: JUnit, Jupiter, Mockito, Jasmine, Karma, Cucumber, Unified Functional Tester (UFT), Selenium, FITNesse. Experience with build tools: Maven, CMake, RPM, Jenkins, Nexus. Experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration. Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, Test Driven Development (TDD), Refactoring, and Acceptance Test Driven Development (ATDD). Experience with Behavior Driven Development (BDD). Secure Software development (i.e., Layer 7 Policy). Experience with the Scrum, Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an Agile team. CSSKEY CONMD careers.leidos.com/CONMD abundance Original Posting: March 28, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $67,600.00 - $122,200.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Leidos has an exciting opportunity for a Software Engineer! *Must have an active TS/SCI Polygraph up front. No exceptions.* You will perform software development lifecycle (SDLC) activities as both an individual and a member of our top-notch agile development team building a large complex enterprise system. Development includes the full range of turning Agile user stories into implementable concepts, through development, unit testing, integration and test, and deployment of the new capabilities for the large complex enterprise system. Following the Behavior-driven Development (BDD) pattern, developers are responsible for implementing robust testing leveraging DevOps automation and, where appropriate, use of test automation commercial tools. There are a range of opportunities for server-side business logic implementation as well as client web application and user interface (UI) development. Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript, CSS, HTML, etc.) and special purpose device programming opportunities are available. Primary Responsibilities You will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities; analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable. You will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. You will engineer, author, tune and document automation scripts in a development environment and deploy to the test/production bench. Basic Qualifications Must have a BS degree and 2 - 4 years of prior relevant experience or Masters with less than 2 years of prior relevant experience. Additional experience may be substituted for a degree. Must have demonstrated experience with Java. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX. Must have experience or familiarity with multiple of the following languages such as Javascript, Python, C/C++, Groovy, Structured Query Language (SQL). Must have experience with development IDEs (Integrated Development Environments) such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm. Must have experience with databases such as Oracle, PostgreSQL, MongoDB, SQL Server. Must have experience with Web Application User Interface Development, knowledge of databases and structures, Spring Framework, and/or experience working with AngularJS, JSON, HTML, XML, XSLT. Must have experience with software source control and configuration management tools. Must have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization, digital signatures). Must have experience developing on Windows, and/or Linux operating systems. Must have documented professional experience with web services. Must have a strong understanding of sound software development principles and practices. Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing. Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment. Preferred Qualifications Experience with the following: Java Enterprise Edition (JEE) (i.e., EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting. Experience or familiarity with multiple of the following technologies: XML/XSD/SOAP/WSDL/XSLT, REST, JSON, YAML, Containers (Docker, Podman, Kubernetes, OpenShift). Experience with Javascript frameworks: AngularJS, Bootstrap, JQuery. Experience with Testing and Mocking frameworks: JUnit, Jupiter, Mockito, Jasmine, Karma, Cucumber, Unified Functional Tester (UFT), Selenium, FITNesse. Experience with build tools: Maven, CMake, RPM, Jenkins, Nexus. Experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration. Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, Test Driven Development (TDD), Refactoring, and Acceptance Test Driven Development (ATDD). Experience with Behavior Driven Development (BDD). Secure Software development (i.e., Layer 7 Policy). Experience with the Scrum, Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an Agile team. CSSKEY CONMD careers.leidos.com/CONMD abundance Come break things (in a good way). Then build them smarter. We're the tech company everyone calls when things get weird. We don't wear capes (they're a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for how it's always been done." Original Posting: August 6, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $67,600.00 - $122,200.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Leidos has a new and exciting opportunity for a Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Summary The Software Engineer will perform software development activities as a member of an agile development team. You must have an active/current TS/SCI Polygraph up front (this is firm). The development here includes:<ul><li>Full range of turning agile stories into implementable concepts, through development, testing, and deployment of the new capabilities in this complex system.</li><li>Following the BDD pattern, our developers are responsible for implementing robust testing leveraging DEVOPS automation and, where appropriate, use of test automation commercial tools (there are a range of opportunities for server-side business logic implementation as well as client web application and user interface (UI) development).</li><li>Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI and special purpose device programming opportunities are available. </li><li>Analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques with the use of Computer Aided Software Engineering (CASE) tools and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable.</li><li>Provide software process management and control throughout the coding portion of the software development process. Additionally, the individual will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. The individual will engineer, author, tune and document automation scripts in a development environment and deploy to the test/production bench.</li></ul> Basic Qualifications <ul><li>Bachelor's degree and four (4) to eight (8) years of prior relevant development experience or master's with two (2) to six (6) years of prior relevant development experience.</li><li>Additional experience may be substituted for a Degree.</li><li>Must have demonstrated experience with Java.</li><li>Experience or familiarity with multiple the following: Java/JEE, Python, C/C++, SQL, SOAP, WSDL, WADL, PERL, PowerShell, VBS, Eclipse, Postgres, Oracle, Jenkins on a Windows platforms.</li><li>Experience with User Interface development, knowledge of databases and structures, and/or experience working with XHTML, HTML, XML, XSLT</li><li>Experience developing on Windows, and/or Linux operating systems</li><li>Must have a strong understanding of sound software development principles and practices</li><li>Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing.</li><li>Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment.</li></ul> Security Clearance requirement: <ul><li>Candidates must possess an active TS/SCI with Polygraph up frontto be considered for this role. This is firm.</li></ul> Preferred Qualifications <ul><li>Experience with the following: JEE, SQL, application servers (Tomcat, WebLogic, JBoss), scripting.</li><li>Experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration.</li><li>Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, TDD, Refactoring, and ATDD.</li><li>Experience with FITNesse, Mockito, Cucumber, Unified Functional Tester (UFT), Selenium</li><li>Experience with Behavior Driven Development (BDD).</li><li>Secure Software development (i.e., Layer 7 Policy)</li></ul>At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you - apply today. careers.leidos.com/CONMD CSSKEY CONMD abundance Original Posting: May 27, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Leidos is seeking various levels of Software Engineers in Gaithersburg, MD for its Air Traffic Management projects to include Federal Aviation Administration and international clients. Successful candidates will be responsible with all phases of software development ranging from: design and coding to integrating and reviewing software components, from testing and bug fixing to documentation, building and presenting demos to stakeholders. If this sounds like the kind of environment where you can thrive, keep reading! Areas of Responsibility:<ul><li>Analyze system requirements and create detailed software requirements specifications for implementation in various software development phases</li><li>Developing software in Java/J2EE in an agile environment</li><li>Conduct testing and validation of software components, including unit testing and integration testing, to ensure reliability and functionality</li><li>Participate in design reviews, code reviews, and other team activities to provide technical expertise and ensure alignment with project goals</li><li>Stay current with industry trends and advancements, contributing insights and recommendations for continuous improvement</li><li>Support troubleshooting efforts and provide technical assistance to resolve software-related issues during development and post-production phases</li><li>Document software designs, specifications, and test procedures to maintain comprehensive records and facilitate knowledge sharing within the team</li><li>Collaborate with multidisciplinary engineering teams to implement software solutions that meet system specifications and performance criteria</li></ul>Required Qualifications:<ul><li>Bachelor's degree or Masters degree in Computer Engineering/Computer Science or Electronics & Electrical /Telecommunications Engineering with a strong software background.</li><li>Ability to obtain and maintain a public trust security clearance</li><li>U.S. Citizen</li><li>Object Oriented Programming</li><li>C and C++ programming languages</li><li>Real-Time Programming on High Availability Systems</li><li>Multi-threaded programming</li><li>Low Level Operating Systems (OS) Customization (RedHat), Hypervisors, and VMs</li><li>CAS / Hardware Integration</li><li>Low level communication software (TCP-IP, UDP, SCTP)</li><li>System Maintenance Concepts </li></ul>Preferred Qualifications:<ul><li>Ada programming language</li><li>Knowledge of AI/ML tools and concepts in software development</li><li>Experience with the Federal Aviation Administration's En-Route Automation Modernization (ERAM)</li><li>Knowledge of XML</li></ul>At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: September 12, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Software Engineers (various levels)

Description The GEOAxIS system provides Identity, Credential and Access Management (ICAM) for web applications. GEOAxIS enables online, on-demand, access to NGA GEOINT content based on user's authoritative attributes/roles. Our Mission is to maintain highly available ICAM services for protecting those critical mission applications across multiple security domains. The GxNext contract was awarded to Leidos in 2021 and runs until 2031. In this role, you will apply technical knowledge and project management skills to support multiple concurrent client integrations with our enterprise ICAM services. You'll work directly with the Consumer Integration team in Chantilly, Virginia to meet deadlines and improve their technical procedures. You will enjoy learning new concepts and technologies and will brief status and capabilities to technical and non-technical audiences as you support them throughout their integration. Day-to-day, you'll be working with consumers of Gx services all over the world to support their mission activities. You'll be interfacing with the customer directly in Springfield Virginia. This is a Springboard position - giving you the facetime and experience you need to jump into a technical leader on the program! Responsibilities:<ul><li>Leverage project management skills to manage a client's integration with our services</li><li>Debug software issues, investigate root causes, and recommend fixes</li><li>Brief Program and/or Customer leadership; Communicate to clients and partners aspects of both the product and the implementation at the technical and functional level appropriate for the situation</li><li>Implement, evolve, and support authentication, Single Sign On (SSO), Security Assertion Markup Language (SAML), federation, and cloud infrastructure</li><li>Implement methods, standards, and approaches for describing, analyzing, and documenting an organization's enterprise IT architecture</li><li>Perform software testing or validation procedures, improving the procedures as needed</li><li>Perform system integration and experience integrating services from different systems</li><li>Help remove impediments and raise larger issues to the Program Leadership</li><li>Feeding the CI/CD pipeline - requirements gathering through usability sessions</li></ul>Core Qualifications:<ul><li>Active TS/SCI clearance and ability to obtain a Polygraph.</li><li>Must be a US Citizen</li><li>Bachelor's degree with 8+ years of relevant work experience. Master's degree with 6+ years of relevant experience</li><li>Excellent written and verbal communication skills and extensive experience working with external</li><li>Demonstrated ability to document processes/ procedures</li><li>Ability to recognize when the client requires customizations to a standard solution</li><li>SEC+ certification or DoD 8570 IAT Level II certification, or ability to attain certification within 60 days of start</li><li>Ability to debug software issues, investigate root causes, and recommend fixes</li></ul>Preferred Qualifications:<ul><li>Active TS SCI clearance with Polygraph</li><li>Active CompTIA Sec+ Certification</li><li>Demonstrated experience in strong authentication technologies and protocols (e.g., PKI, SSL)</li><li>System administration skills with Linux systems</li><li>Knowledge of software development lifecycle (SDLC), Scrum, and Agile processes</li><li>Knowledge of Oracle Identity and Access Management (IdAM) suite, including Oracle Access Manager (OAM), and Oracle Unified Directory (OUD)</li><li>Knowledge of Ping, Kubernetes, Docker, and Ansible</li><li>Knowledge of authentication standards using OAuth, SAML, or PKI</li><li>Knowledge of open standards such as REST, SOAP, JSON, LDAP</li><li>Knowledge of Authentication (AuthN), Authorization (AuthZ), Digital Policy Management (DPM), Entitlement Management (EM), and Authoritative Attributes (AuthA)</li></ul>At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: August 26, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $104,650.00 - $189,175.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Software Integration Engineer

Description Looking for an opportunity to make an impact? Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Group employees are solving critical challenges across the globe. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Are you ready for your next career challenge? The Airborne Systems Business Area, part of the Defense Sector at Leidos, currently has an opening for a cleared Test Engineer to work in our office near Hanscom AFB, MA. This is an exciting opportunity to use your experience helping the Air Force Research Lab, Air Force Lifecycle Management Center, and other DoD missions. Your role will be to support our diverse portfolio of programs through a combination of software design and development, hardware interfacing and integration, laboratory experimentation, ground and flight testing to deploy cutting edge, next generation solutions. Primary Responsibilities<ul><li>Works with the project team to ensure testability of software and system requirements and capabilities. </li><li>Troubleshoots software & systems </li><li>Applies appropriate principles, standards, processes, procedures and tools throughout the software development life cycle. </li><li>Duties include software requirements analysis, analysis of hardware compatibility, development of software products and tools used for design, development and maintenance of infrastructure, and platforms </li><li>Collaborate with Test Team members over execution of the test process. </li><li>Collaborates with the Cybersecurity team as required to support the RMF process </li><li>Creates test plan and procedures for embedded software to verify capabilities and requirements; including interface testing. </li><li>May brief parties external to the organization (e.g., sub-contractors, vendors, etc.)</li></ul>Basic Qualifications<ul><li>Bachelor's degree and 2+ years of prior relevant experience or a Master's degree in relevant field: OR additional years of experience in lieu of degree.</li><li>Must be a US Citizen</li><li>Must have an active DoD TS clearance with the ability to obtain TS/SCI</li><li>Experience working with embedded systems </li><li>Experience working in a SIL and HWIL environment </li><li>Ability to liaise with, speak and present effectively to personnel at all levels of the organization. </li><li>Ability to work independently and as part of a test team. </li><li>Demonstrated test plan and test report writing skills. </li><li>Demonstrated ability to develop and execute test plans and test reporting </li><li>Experience in data collection and analysis to verify accuracy of test objectives met. </li><li>Strong desire to grow and learn new technologies. </li><li>Ability to communicate effectively in writing and verbally from informal one-on-one discussions or in a small group environment. </li><li>Ability to work within a dynamic work environment, ability to handle multiple tasks at once (multi-task) </li></ul>Preferred Qualifications<ul><li>Active DoD TS/SCI clearance </li><li>Datalink/Mesh Network testing experience </li><li>COMSEC Experience </li><li>Familiar with Agile Methodologies, preferably SCRUM or Kanban </li><li>Experience with Atlassian tools such as JIRA, Confluence, Bitbucket, Zephyr, TestRail </li></ul>At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: August 22, 2025 At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Pay Range: Pay Range $67,600.00 - $122,200.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Software Test Engineer

Description Leidos currently has an opening for a Software Test Support Engineer to provide technical software engineering support for testing and integration of Uncrewed Underwater Vehicle (UUV) programs that address existing and emerging maritime missions of national importance for a broad range of customers across multiple Department of Defense agencies. This position is located full-time in Lynnwood, WA. Primary Responsibilities<ul><li>Be a key player in testing and producing next-generation autonomous underwater vehicles.</li><li>Support software integration on the production line by deploying builds, tracking versions, and ensuring smooth configuration management.</li><li>Develop, refine, and run hands-on test procedures to validate software and system performance.</li><li>Capture and clearly document test results, issues, and insights to help the engineering team improve the product.</li><li>Troubleshoot software-related challenges alongside engineers and technicians, learning directly from complex real-world systems.</li><li>Maintain and improve test tools, environments, and scripts used in daily production and validation.</li><li>Contribute ideas to streamline workflows and improve test processes.</li><li>Collaborate across engineering, production, and QA teams to ensure every vehicle meets mission-ready standards.</li></ul>Basic Qualifications<ul><li>Bachelor's degree in Computer Science, Software Engineering, Electrical/Computer Engineering, or a related field; or equivalent hands-on experience.</li><li>Familiarity with the software development lifecycle and basic testing practices.</li><li>Comfort working in Linux environments and using command-line tools.</li><li>Basic scripting skills (Python, Bash, or similar) for automation and troubleshooting.</li><li>Strong attention to detail with the ability to follow structured procedures.</li><li>Clear written and verbal communication for documenting results and reporting issues.</li><li>Team-oriented mindset with a willingness to learn from experienced engineers.</li><li>U.S. Citizenship and ability to obtain/maintain a SECRET security clearance.</li></ul>Preferred Qualifications<ul><li>Exposure to robotics, embedded systems, or hardware/software integration.</li><li>Familiarity with networking (TCP/IP, ZMQ, DDS, CAN Bus, serial comms) and troubleshooting tools.</li><li>Hands-on experience with version control (Git) and issue tracking (Jira).</li><li>Interest in automation through scripting, containers (Docker), or CI/CD pipelines.</li><li>Experience improving technical documentation, test plans, or work instructions.</li><li>Prior involvement in production, manufacturing, or assembly-line support.</li></ul>Passion for maritime systems, robotics, or cutting-edge autonomous vehicles. At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: August 21, 2025 At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Pay Range: Pay Range $55,250.00 - $99,875.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Software Test Support Engineer

Description LEIDOS currently has an opening for a Senior Solid Rocket Propulsion SME working on-site at a customer location in Northern Virginia. This position is part of a team of Subject Matter Experts providing analytic expertise in the area of launch vehicle and missile analyses, satellite technology and C4ISR. The ideal candidate would have industrial experience the design, development, testing and deployment of solid propellant rocket motors. Primary Responsibilities. <ul><li>Successful candidates will demonstrate proficiency in all aspects of solid propellant rocket motors. Must will work well in team environments and will be capable of operating independently with minimal supervision. Candidates will be expected to effectively interact with customer personnel at all levels within the customer organization on a daily basis.</li><li>Conduct analyses on solid propulsion components of ballistic missile systems to assess capabilities. Advise and support government customer's analyses on materials, equipment, and infrastructure associated with ballistic missile proliferation and production.</li><li>Must have the ability to teach courses on solid propellant rocket fundamentals, modeling, and manufacturing requirements. Familiarity with propellant formulations, modeling formulations, and modeling motor performance. Experience with solid propellant rocket engine manufacturing methods, tooling, procedures, and testing.</li><li>Must be willing to work with junior colleagues to mentor them.</li></ul>Basic Qualifications. <ul><li>The position requires a Bachelor's Degree and 15+ years of experience or a Master's Degree and 13+ years experience. At least 12+ years related to solid rocket propellants is required. </li><li>Must possess at least a Secret security clearance (higher preferred) and have the ability to be able to obtain a TS/SCI with polygraph clearance. </li><li>Must have a valid US passport.</li></ul> Preferred Qualifications. <ul><li>Knowledge of foreign solid propellant motor technology</li><li>Propellant experience with military systems</li><li>An advanced degree is preferred; background in Organic Chemistry a plus.</li><li>Preferred current TS/SCI with polygraph clearance.</li><li>15-20 years of experience a plus.</li></ul>Original Posting: July 21, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $134,550.00 - $243,225.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Solid Rocket Propulsion SME

Description Looking for an opportunity to make an impact? Unleash your potential at Leidos, where we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customer's success. The Mission Solutions Business Area within the National Security Sector of Leidos is seeking a Solutions Architect to develop solutions that address rapidly emerging threats and customer needs in the Intelligence Community, DoD, and mission partner space capabilities arena with a focus on intelligent automation, full spectrum cyber, systems engineering, AI/ML-driven analytics, modeling and simulations, and secure supply chain logistics solutions. If this sounds like an environment where you can thrive, keep reading! Leidos has an immediate opening for a Solution Architect to join our Mission Solutions team in Chantilly, VA. In this role, you will help customers solve their more demanding challenges via emerging technologies and technical capabilities. As a Solution Architect, you will work with business development and other subject matter experts to develop optimal and differentiated Leidos solutions to be delivered on programs, in proposals, or on research and development projects. In addition to developing solutions, you will help prospective customers and partners understand the value and benefits of the Leidos technical solution, explain technical features and transformation strategies, engage in proof of concepts, and troubleshoot potential problems. The position will report to the CTO for the Mission Solutions Business Area. Primary Responsibilities &bull;The successful candidate will be responsible for driving innovation and modernization across multiple domains, including cybersecurity, enterprise architecture, digital engineering, system engineering, and data science. &bull;As part of a creative, forward-thinking team, you will help shape technical solutions related to IT automation, AI/ML Cyber, Ubiquitous Technology, data intelligence, cyber resiliency, and other exquisite technologies and drive insertions of technology into projects/proposals &bull;Leverage Technical expertise to help drive technology innovation into proposed solutions, R&D projects, and into customer mission space. &bull;Communicate and collaborate with other SMEs across technical domains to drive differentiation and innovation into a capture &bull;Work with the program teams, Business Area leadership, and CTO organization to identify technology and solution roadmaps to improve mission enterprise capabilities and broaden Leidos contributions in technical leadership resulting in increased contract growth and improved customer satisfaction. &bull;Partner with the Business Development team to support new business strategies, including the development of technical solutions, basis of estimates, white papers, industry relationships, and responses to RFIs and RFPs &bull;Strengthen existing programs with application of technology and/or innovation by working with peer Operations teams, Group CTOs, and other Leidos Groups, and by leveraging known technology and solutions on current programs and new business Basic Qualifications &bull;Bachelor's degree with 8+ years of experience of relevant experience in computer science, engineering, data science, or other STEM discipline. Additional years of relevant experience will be considered. &bull;Experience as a technical engineer on government contracts or related work. &bull;Awareness of leading technology capability providers that enhance our technical solutions &bull;Experience as a solution architect and/or technical volume lead on captures and proposals &bull;Experience articulating complex technical concepts to customers, business development, program delivery, technical teams, and executives, both orally and in writing &bull;US citizen with an active TS/SCI with Poly security clearance Preferred Qualifications &bull;Technical experience working with technologies in Machine Learning (ML), Deep Learning and Artificial Intelligence (AI). &bull;Prior experience supporting technical whitepapers, proposals, or technical presentations &bull;Ability to conduct technical research into new technologies, evidence gathering to help shape solutions. &bull;Experience having worked successful partnerships with suppliers on proposals Original Posting: February 14, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $104,650.00 - $189,175.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Solution Architect

Description Somali Linguist Make a Global Impact - Join the Mission at Leidos Are you ready to apply your linguistic expertise to meaningful work that directly supports national security? At Leidos, we bring together innovative minds, cutting-edge technology, and a commitment to excellence to solve the world's toughest challenges. Join a team where your contributions truly matter, and where you'll have the resources and support to thrive professionally and personally. Leidos will sponsor and upgrade security clearances for eligible candidates. We are currently seeking a highly skilled Somali Linguist to join our mission-driven team. This position requires a language professional capable of performing a wide range of complex linguistic tasks with precision and cultural insight. What You'll Do: You will provide professional-level linguistic support across translation, interpretation, transcription, and Gisting including but not limited to: Translation<ul><li>Accurately translate materials (both digital and hard copy) from Somali into English and vice versa.</li><li>Capture subtle nuances, cultural references, and abstract concepts with contextual accuracy.</li><li>Capture geopolitical, regional, ethnic, and cultural references effectively.</li><li>Use terminology and expression consistent with subject matter norms in the target language.</li></ul>Interpretation<ul><li>Provide consecutive interpretation; simultaneous interpretation may occasionally be required.</li><li>Maintain high fidelity and fluency, demonstrating understanding of regional dialects and cultural context.</li></ul>Transcription<ul><li>Listen to audio or review internet-based content and transcribe accurately and efficiently.</li><li>Produce high-quality English-language reports based on audio/visual materials.</li><li>Demonstrate nuanced understanding of dialectical variations.</li></ul>Gisting and Summarization<ul><li>Identify and summarize key facts and abstract concepts accurately.</li><li>Prioritize and extract critical information from large datasets.</li><li>Use reference materials effectively to support quality output.</li></ul>Security Clearance:<ul><li>No clearance required to apply.</li><li>Able to obtain a TS/SCI clearance with polygraph (must be fully adjudicated before work begins). Leidos will sponsor candidates after passing all the required language tests.</li></ul>Qualifications:<ul><li>Bachelor's degree and 4 - 8 years of prior relevant experience or Masters with 2 - 6 years of prior relevant experience. (Additional years of experience may be considered in lieu of a degree.)</li><li>Translation and/or interpretation degree is highly desired</li><li>HLT experience a plus</li><li>Must successfully complete a Leidos-administered language proficiency test or equivalent at the Primary level or higher.</li><li>Proficiency in Microsoft Office Suite and basic online research.</li><li>All candidates must take and pass language tests administered by LEIDOS/an accepted commercial testing vendor. </li></ul> Preferred Qualifications:<ul><li>Experience supporting contingency operations as a deployed linguist.</li><li>Familiarity with the U.S. Intelligence Community, military operations, or law enforcement environments.</li><li>Ability to effectively brief and communicate findings to various stakeholders.</li><li>Proficiency in multiple languages is a strong asset.</li></ul>Additional Information:<ul><li>Attending and passing all sponsor related training is a requirement of employment.</li><li>All Candidates must take and successfully pass a medical laboratory and/or physical screen as required by the program.</li><li>Successfully completing the required weapons training.</li><li>Travel OCONUS is a REQUIREMENT on this program. Candidate must be able to support the contract 24/7 when on travel. </li></ul>Why Leidos? At Leidos, we're not just offering a job - we're offering a mission. As part of the National Security Sector, you'll contribute to a safer world by enabling critical intelligence efforts with AI, machine learning, and digital modernization, Mission Software Systems . From safeguarding ports and borders to anticipating geopolitical instability years in advance, our linguists play an integral role in shaping global security. We value innovation, collaboration, and integrity - and we are looking for people who are driven to make a difference. Ready to Elevate Your Career? If you're a passionate linguist ready to support impactful work on a global scale, we encourage you to apply today. Your greatest work is ahead. At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that provide them with an opportunity to thrive, professionally and personally. For us, helping you grow your career is good business. We're excited to learn more about you, apply today! Original Posting: June 6, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $72,150.00 - $130,425.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Somali Translator/Linguist

Description Somali Linguist Make a Global Impact - Join the Mission at Leidos Are you ready to apply your linguistic expertise to meaningful work that directly supports national security? At Leidos, we bring together innovative minds, cutting-edge technology, and a commitment to excellence to solve the world's toughest challenges. Join a team where your contributions truly matter, and where you'll have the resources and support to thrive professionally and personally. Leidos will sponsor and upgrade security clearances for eligible candidates. We are currently seeking a highly skilled Somali Linguist to join our mission-driven team. This position requires a language professional capable of performing a wide range of complex linguistic tasks with precision and cultural insight. What You'll Do: You will provide professional-level linguistic support across translation, interpretation, transcription, and Gisting including but not limited to: Translation<ul><li>Accurately translate materials (both digital and hard copy) from Somali into English and vice versa.</li><li>Capture subtle nuances, cultural references, and abstract concepts with contextual accuracy.</li><li>Capture geopolitical, regional, ethnic, and cultural references effectively.</li><li>Use terminology and expression consistent with subject matter norms in the target language.</li></ul>Interpretation<ul><li>Provide consecutive interpretation; simultaneous interpretation may occasionally be required.</li><li>Maintain high fidelity and fluency, demonstrating understanding of regional dialects and cultural context.</li></ul>Transcription<ul><li>Listen to audio or review internet-based content and transcribe accurately and efficiently.</li><li>Produce high-quality English-language reports based on audio/visual materials.</li><li>Demonstrate nuanced understanding of dialectical variations.</li></ul>Gisting and Summarization<ul><li>Identify and summarize key facts and abstract concepts accurately.</li><li>Prioritize and extract critical information from large datasets.</li><li>Use reference materials effectively to support quality output.</li></ul>Security Clearance:<ul><li>No clearance required to apply.</li><li>Able to obtain a TS/SCI clearance with polygraph (must be fully adjudicated before work begins). Leidos will sponsor candidates after passing all the required language tests.</li></ul>Qualifications:<ul><li>Bachelor's degree and 4 - 8 years of prior relevant experience or Masters with 2 - 6 years of prior relevant experience. (Additional years of experience may be considered in lieu of a degree.)</li><li>Translation and/or interpretation degree is highly desired</li><li>HLT experience a plus</li><li>Must successfully complete a Leidos-administered language proficiency test or equivalent at the Primary level or higher.</li><li>Proficiency in Microsoft Office Suite and basic online research.</li><li>All candidates must take and pass language tests administered by LEIDOS/an accepted commercial testing vendor. </li></ul> Preferred Qualifications:<ul><li>Experience supporting contingency operations as a deployed linguist.</li><li>Familiarity with the U.S. Intelligence Community, military operations, or law enforcement environments.</li><li>Ability to effectively brief and communicate findings to various stakeholders.</li><li>Proficiency in multiple languages is a strong asset.</li></ul>Additional Information:<ul><li>Attending and passing all sponsor related training is a requirement of employment.</li><li>All Candidates must take and successfully pass a medical laboratory and/or physical screen as required by the program.</li><li>Successfully completing the required weapons training.</li><li>Travel OCONUS is a REQUIREMENT on this program. Candidate must be able to support the contract 24/7 when on travel. </li></ul>Why Leidos? At Leidos, we're not just offering a job - we're offering a mission. As part of the National Security Sector, you'll contribute to a safer world by enabling critical intelligence efforts with AI, machine learning, and digital modernization, Mission Software Systems . From safeguarding ports and borders to anticipating geopolitical instability years in advance, our linguists play an integral role in shaping global security. We value innovation, collaboration, and integrity - and we are looking for people who are driven to make a difference. Ready to Elevate Your Career? If you're a passionate linguist ready to support impactful work on a global scale, we encourage you to apply today. Your greatest work is ahead. At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that provide them with an opportunity to thrive, professionally and personally. For us, helping you grow your career is good business. We're excited to learn more about you, apply today! Original Posting: June 5, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $72,150.00 - $130,425.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Shape the Future of Space Security with Leidos Grow Boldly. Lead Bravely. At Leidos, we don't just nurture talent, we launch careers. Through immersive training, tight-knit teamwork, and front-line exposure to mission-critical projects, you'll accelerate your journey into the heart of innovation. Join the Leidos National Security Sector at Los Angeles Air Force Base and become part of a powerful mission supporting the U.S. Space Systems Command (SSC). Your Role in the Mission Picture this: you're working side-by-side with elite engineers, scientists, and acquisition pros to develop intelligence threat analyses that shape the future of the U.S. Space Force (USSF). Your expertise won't just support operations-it will drive strategic national decisions and strengthen America's dominance in space. What You'll Tackle<ul><li>Threat Analysis: Dive into all-source intelligence to assess risks to today's and tomorrow's USSF systems.</li><li>Intelligence Fusion: Synthesize IMINT, OSINT, SIGINT, MASINT, and HUMINT into precise, actionable insight.</li><li>Integrated Collaboration: Team up with specialists across development, acquisition, and ISR to produce forward-leaning threat assessments.</li><li>Strategic Impact: Deliver high-stakes briefings that shape capability development, procurement, and operations.</li></ul>Your Toolkit for Success. Basic Qualifications: <ul><li>Bachelor's degree and 4 + years of intelligence experience. Additional years of experience may be considered in lieu of a degree.</li><li>Eligibility for TS/SCI security clearance.</li><li>Deep understanding of structured and unstructured intelligence data.</li><li>Exceptional communicator-written and verbal-who can brief the nation's top decision-makers.</li><li>Proven ability to work independently and thrive on collaborative teams.</li></ul>Preferred Edge: Prior SAP access and hands-on experience with defense acquisition or space system lifecycles. Why Leidos? Because your career should be as dynamic as the challenges we face. Here, your contributions matter-every day, on every mission. You'll join a team that prizes curiosity, champions bold thinking, and empowers you to make a difference. Ready to go further? Your seat at the cutting edge of national security awaits. Apply now and help us engineer a safer, stronger space frontier. Let me know if you'd like a version tailored for a job board, internal communication, or social media-it's easy to adapt this to different audiences. At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: September 4, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $72,150.00 - $130,425.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Space Intelligence Analyst

Description Special Access Program (SAP) Activity Security Manager Location: Beale Air Force Base, California Company: Leidos - National Security Clearance Required: TS/SCI with ability to pass a polygraph after hiring Overview Leidos is seeking a highly qualified Special Access Program (SAP) Activity Security Manager (ASM) to support a large Military Intelligence Program aligned with the USAF Air Combat Command Intelligence, Surveillance, and Reconnaissance (ISR) mission. This role directly supports Air Force Distributed Common Ground System (AF DCGS) operations and requires a proactive, security-focused professional with deep experience in SAP environments. Primary Responsibilities The SAP ASM will work closely with Government SAP Security Officer (GSSO) personnel to enforce and manage all aspects of SAP-driven security protocols, including physical, personnel, and information security. Key duties include:<ul><li>Develop and maintain the Security Education, Training, and Awareness (SETA) program</li><li>Conduct incident management and recommend/implement risk mitigation strategies</li><li>Coordinate with OPSEC, SSO, AFOSI, and DCO teams to maintain threat awareness and apply countermeasures</li><li>Ensure collaboration between ISSO and GSSO for effective security operations</li><li>Lead efforts to create and sustain a National Exploitation Team (NET) SAP Information Protection Program</li><li>Provide oversight and guidance to ASMs, TSCOs, and security assistants</li><li>Ensure proper reporting and investigation of security incidents, including those involving Foreign Government Information (FGI)</li><li>Maintain SOPs, personnel rosters, program billets, and justifications</li><li>Conduct routine SAP ASM security checks (daily, monthly, quarterly, annual)</li><li>Operate independently and collaboratively to improve SAP ASM program elements</li></ul>Required Qualifications<ul><li>Bachelor's degree + 4 years of relevant experience in SAP, personnel security physical security, or cyber security. Additional years of related experience may be considered in lieu of a degree</li><li>Current TS/SCI security clearance and the ability to pass a polygraph after hiring</li><li>Willingness to participate in a polygraph interview.</li><li>Must possess or be eligible to obtain a U.S. Passport</li><li>Ability to acquire/maintain SAP, STO, and/or ACCM qualifications</li></ul>Preferred Qualifications<ul><li>3 + years of SAP experience</li><li>Strong written and verbal communication skills</li><li>Experience briefing senior leadership</li><li>Familiarity with AF DCGS operations</li></ul>This is a mission-critical opportunity to contribute to national security and intelligence modernization. If you're ready to lead and innovate in a high-stakes environment, we want to hear from you At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: September 10, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $63,700.00 - $115,150.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Special Access Program (SAP) Activity Security Manager

Description Special Access Program (SAP) Activity Security Manager Location: Joint Base Langley-Eustis (JBLE), Virginia Company: Leidos - National Security Sector Clearance Required: Current TS/SCI security clearance with the ability to pass a polygraph after hiring Position Overview Leidos is seeking a highly skilled Special Access Program (SAP) Activity Security Manager (ASM) to support a major Military Intelligence Program aligned with the USAF Air Combat Command Intelligence, Surveillance, and Reconnaissance (ISR) mission. This role supports Air Force Distributed Common Ground System (AF DCGS) operations and requires a security professional with deep experience in SAP environments and a proactive approach to risk management and collaboration. Primary Responsibilities The SAP ASM will work closely with Government SAP Security Officer (GSSO) personnel to enforce and manage all aspects of SAP-driven security protocols. Key duties include:<ul><li>Develop and maintain the Security Education, Training, and Awareness (SETA) program</li><li>Conduct incident management and implement appropriate risk mitigation strategies</li><li>Coordinate with OPSEC, SSO, AFOSI, and DCO teams to maintain threat awareness and apply countermeasures</li><li>Ensure effective collaboration between ISSO and GSSO</li><li>Potential appointment as a GSSO upon successful training completion</li><li>Conduct and oversee self-inspections and full-scope inspections of subordinate units every two years</li><li>Lead efforts to create and sustain a National Exploitation Team (NET) SAP Information Protection Program</li><li>Provide oversight to ASMs, TSCOs, and security assistants to ensure efficient information security administration</li><li>Ensure proper reporting and investigation of security incidents, including those involving Foreign Government Information (FGI)</li><li>Maintain SOPs, personnel rosters, program billets, and justifications</li><li>Conduct daily, monthly, quarterly, and annual SAP ASM security checks</li><li>Operate independently and collaboratively to enhance SAP ASM program elements</li></ul>Required Qualifications<ul><li>Bachelor's degree + 4 years of relevant experience in SAP, personnel security physical security, or cyber security. Additional years of related experience may be considered in lieu of a degree</li><li>Current TS/SCI security clearance and the ability to pass a polygraph after hiring.</li><li>Ability to acquire Security+ certification within 6 months of start date</li><li>Prior SAP experience</li><li>Willingness to participate in a polygraph interview.</li><li>Must possess or be eligible to obtain a U.S. Passport</li><li>Ability to acquire/maintain SAP, STO, and/or ACCM qualifications</li></ul>Preferred Qualifications<ul><li>3 + years of SAP experience</li><li>Strong written and verbal communication skills</li><li>Experience briefing senior leadership</li><li>Familiarity with AF DCGS operations</li></ul>This is a high-impact opportunity to contribute to national security and intelligence modernization. If you're ready to lead and innovate in a secure, mission-driven environment, we encourage you to apply.<ul></ul>At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, what's next?" before the dust settles on what's now." If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in. Original Posting: September 10, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $63,700.00 - $115,150.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Description Are you ready to take your career to new heights? The Leidos National Security Sector is seeking a dynamic Special Access Program (SAP) Security Manager with active TS/SCI access at Joint Base Langley Eustis, VA. Join a cutting-edge Military Intelligence Program supporting the USAF Air Combat Command's (ACC) ISR mission and make a real impact<ul></ul>Why Leidos?<ul><li>Innovative Environment: Be part of a team that's at the forefront of technological advancements.</li><li>Professional Growth: Benefit from comprehensive training programs and career development pathways.</li><li>Collaborative Culture: Work alongside dedicated professionals who value your expertise and insights.</li></ul>Job Summary: In this exciting role, you'll be responsible for the administration and oversight of day-to-day SAP physical and personnel security operations. You'll implement security training, conduct annual self-inspections, advise unit leadership on security access matters, develop and maintain security standard operating procedures, and fulfill the duties of a Top Secret Control Officer. Primary Responsibilities:<ul><li>Administer SAPNP Nomination Packages: Debrief personnel and maintain personnel security folders.</li><li>Maintain Facility/Physical Security Accreditation: Ensure each assigned SAPF meets accreditation standards.</li><li>Prepare and Review Facility Accreditation Packages: Handle documents such as Concept Validation, Fixed Facility Checklists, TEMPEST approval, Co-use Agreements (CUAs), MOAs, and MOUs.</li><li>Identify, Report, and Document Security Incidents: Follow DoDM 5205.07 Vol 1-4, the Intelligence Community Directives, and applicable service regulations/instructions for collateral requirements.</li><li>Develop and Administer Security Education Programs: Implement community-wide Security Education, Awareness, and Training programs.</li><li>Conduct Entry and Exit Inspections: Maintain facility access control entry systems, access control badges, escort facility visitors, and manage associated logs.</li><li>Ensure ISS Compliance: Operate, maintain, and dispose of ISS in accordance with approved security policies and practices.</li><li>Train Users: Provide specific training needed to safely operate and maintain ISS, including general security awareness and specialized privileged user training.</li><li>Manage Media and Memory Components: Oversee the review and release of media and/or memory components.</li><li>Perform Continuous Monitoring: Establish system audit trails and ensure the review and reporting of all identified security findings.</li></ul>Basic Qualifications:<ul><li>Bachelor's Degree and 6+ years of related experience OR a Master's Degree and 4+ years of related experience (additional years of experience and advanced certifications may be considered in lieu of a degree).</li><li>Current TS/SCI clearance.</li><li>Ability to rapidly acquire and maintain Special Access Program (SAP) access.</li><li>Experience with DISS/JADE.</li></ul>Preferred Qualifications:<ul><li>2+ years of SAP experience within the past 5 years.</li><li>Capable of working independently and collaboratively with on-site personnel and enterprise AF DCGS stakeholders.</li></ul>Join Us: Be part of an organization that values innovation, collaboration, and professional growth. Apply now and discover how Leidos can elevate your career!<ul></ul>Original Posting: July 2, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $63,700.00 - $115,150.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Special Access Program (SAP) Area Security Manager

Description Position Overview: Special Security Office (SSO) Analyst Location: Ramstein SB, Germany Organization: Leidos National Security Sector Supported Mission: U.S. Space Forces Europe & Africa (SPACEFOREUR-AF). Leidos is seeking a highly qualified Special Security Office (SSO) Analyst to support the SPACEFOREUR-AF Target Intelligence mission. This role is part of a major Military Intelligence Program aligned with the U.S. Space Force (USSF), providing critical support to geographically dispersed units across Europe and Africa. Key Responsibilities The successful candidate will possess deep operational knowledge of Department of Defense (DoD), Security Executive Agent, and Intelligence Community Directives (ICDs) related to TS/SCI security protocols and SSO operations. Strong verbal and written communication skills, along with the ability to work independently and collaboratively, are essential. Responsibilities include:<ul><li>Personnel Security (PERSEC): Manage a robust PERSEC program ensuring all personnel meet clearance, authorization, and need-to-know requirements.</li><li>Security Program Compliance: Evaluate organizational security policies and procedures for adherence to personnel, physical, TEMPEST, and industrial security standards.</li><li>Facility Access & SOP Development: Define access control procedures, develop and manage security training programs, and coordinate Security Operation Plans (SOPs) for personnel, equipment, and operational movements.</li><li>Facility Accreditation: Prepare and review Fixed Facility Checklists and actively support TS/SCI Facility Security Accreditation processes.</li><li>Site Surveys & Technology Compliance: Conduct site security assessments and verify compliance of security technologies (e.g., IDS, access control, secure communications) prior to SCIF accreditation.</li><li>SCIF Operations: Oversee the entry, exit, and destruction of equipment and materials within SCIF environments.</li><li>Threat Awareness & Risk Mitigation: Collaborate with OPSEC officers, OSI, and Intelligence Community partners to maintain threat awareness and implement risk mitigation strategies.</li><li>Security Assessments & Investigations: Participate in security-related investigations and assessments, including Risk Management Framework (RMF) reviews and impact analysis.</li></ul>Required Qualifications<ul><li>Master's degree with 10+ years of SSO management experience, or Bachelor's degree with 15+ years of equivalent experience</li><li>Proficiency with Defense Information System for Security (DISS) and Joint Access Database Environment (JADE)</li><li>Must be eligible for TS/SCI indoctrination on the first day of employment</li></ul>Preferred Qualifications<ul><li>Recent (within 5 years) access to Special Access Program (SAP), Controlled Access Program (CAP), or Alternate Compensatory Control Measures (ACCM) information</li></ul>Come break things (in a good way). Then build them smarter. We're the tech company everyone calls when things get weird. We don't wear capes (they're a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for how it's always been done." Original Posting: August 18, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $80,600.00 - $145,700.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Special Security Office (SSO) Analyst

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