Software Engineer Amentum Services IncSoftware EngineerDahlgren, VA$120,000–$140,000 / yearWhat Sets You Apart: While not required, the following qualifications will make you stand out as an exceptional candidate: Experience designing, developing, and documenting computer programs for surface ship-related systems*using high-order languages across a range of systems. We are seeking a dedicated and results-oriented Software Engineer to join our high-performing team supporting Undersea Warfare (USW) software development projects for Naval Surface Warfare Center (NSWC) Dahlgren Division, H20.
WS-G5 Software Engineer - Embedded systems - VA Keltia Design IncWS-G5 Software Engineer - Embedded systems - VAVAExperience: 4 years degree in an applicable STEM field REQUIRED (Computer Science, Electrical Engineering or other Engineering discipline with demonstrated software knowledge). To maximize product performance by developing, designing, validating, and verifying software according to requirements and design specifications.
Junior Software Engineer CACI International IncJunior Software EngineerSpringfield, VA$69,100–$141,500 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. The Opportunity: Join a fast-paced Agile team developing mission-critical geospatial intelligence (GEOINT) applications supporting the National Geospatial-Intelligence Agency (NGA).
Senior Software Engineer CACI International IncSenior Software EngineerDahlgren, VA$94,400–$198,200 / yearThe ideal candidate is a self-motivated problem-solver with strong Java development skills, the ability to troubleshoot complex technical issues independently, and a collaborative mindset for working across multiple engineering disciplines in a dynamic laboratory environment. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
DoD Software Engineer Actalent IncDoD Software EngineerManassas, VA$50–$75 / hourThis role will work within a complex C/C++ ecosystem to analyze code dependencies, troubleshoot build and runtime issues, and improve software development workflows in support of future CI/CD modernization efforts. We are seeking a C++ Software Engineer to support a mission-critical internal R&D effort focused on modernizing software build, integration, and dependency management processes across a large-scale engineering environment.
C++ Software Engineer Actalent IncC++ Software EngineerManassas, VA$50–$75 / hourThis role will work within a complex C/C++ ecosystem to analyze code dependencies, troubleshoot build and runtime issues, and improve software development workflows in support of future CI/CD modernization efforts. We are seeking a C++ Software Engineer to support a mission-critical internal R&D effort focused on modernizing software build, integration, and dependency management processes across a large-scale engineering environment.
NewSoftware Engineer / Quality Assurance Analyst - Senior - #883 Allen Integrated SolutionsSoftware Engineer / Quality Assurance Analyst - Senior - #883Fort Belvoir, VAEight years of experience in software design, writing source code, control of source code, reviewing code, configuration management, change management, program testing, integration of software, and release management process. Master's degree in software design, engineering, or computer science with 8 years of Experience.
DevSecOps Software Engineer Stf Lockheed Martin CorpDevSecOps Software Engineer StfManassas, VAIn this role you will have the responsibility of: Participate in a cross‑functional team to evaluate a large, complex legacy code base, assess the current CI/CD pipeline, and create a strategic roadmap for modernizing the code to enable modular, rather than monolithic, builds. Rapidly build expertise with existing LM catalog of shared CI/CD capabilities so that theses capabilities can be properly considered for integration into proposed build enhancements that will support modular builds.
Devsecops Software Engineer Stf Lockheed Martin CorporationDevsecops Software Engineer StfManassas, VAIn this role you will have the responsibility of: Participate in a cross‑functional team to evaluate a large, complex legacy code base, assess the current CI/CD pipeline, and create a strategic roadmap for modernizing the code to enable modular, rather than monolithic, builds. Rapidly build expertise with existing LM catalog of shared CI/CD capabilities so that theses capabilities can be properly considered for integration into proposed build enhancements that will support modular builds.
Software Engineer I / II GigaSoftware Engineer I / IICalifornia, CaliforniaWe’re building the next generation of customer experience — real-time AI agents that can understand emotion, resolve issues instantly, and scale across the world’s largest enterprises. Some examples: Atlas: Building features for our AI assistant: charts and alerts in Slack, natural language queries, and expanding Atlas to manage platform resources.
Control Systems / Embedded Software Engineer Hunter Defense TechnologiesControl Systems / Embedded Software EngineerFredericksburg, VAThe Control Systems / Embedded Software Engineer will participate in all aspects of control systems design and embedded software engineering including architecture definition, requirements analysis, design, implementation, test, and documentation. The successful candidate will have the ability to translate objectives to results and deliverables with little oversight and direction; lead software development projects of moderate to high complexity and work in a highly-collaborative, multi-disciplinary team environment.
1LMX RMS Digital Thread Software Engineer - FULLTIME TELEWORK Lockheed Martin Corp1LMX RMS Digital Thread Software Engineer - FULLTIME TELEWORKManassas, VA$131,000–$227,125 / yearPay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $113,900 - $200,905. As part of the 1LMX RMS Software Digital Thread Team, as a Software Engineer Senior you will be working with other engineers, following the technical vision, strategy, and implementation of the 1LMX RMS solution.
Software Engineer/Integrator Lockheed Martin CorpSoftware Engineer/IntegratorManassas, VAOur Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees.
Software Engineer Lockheed Martin CorpSoftware EngineerManassas, VABasic Qualifications: Bachelor's degree in Computer Science, Software, Computer, Electrical Engineering, or a related STEM discipline with 2+ years of relevant experience. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products.
Software Engineer - Midlevel Axient LLCSoftware Engineer - MidlevelDahlgren, VA$120,000–$140,000 / yearAssist in the design, development, test, and verification of SEG's missile trajectory and RF signature prediction simulations; The position covers the whole of the software development process, from design and implementation to testing, documentation and delivery; Lead team(s) on individual projects and provide assistance to junior level engineers; Provide C++ software development and maintenance with software integration testing; Participate in Agile style development ceremonies such as Daily Standups, Sprint Planning and Sprint Reviews. SEG has developed and implemented a large number of solutions, which are crucial and critical to the warfighter with the mission of improving essential, and time-sensitive decision-making capabilities while protecting and defending our country.
System Software Engineer, LLM Inference International Recruiting LLCSystem Software Engineer, LLM InferenceCalifornia, CaliforniaYou will extend leading open‑source inference engines for CXL‑aware memory management and build an open software layer that enables any host server to leverage a CXL‑attached KV‑cache accelerator, including cryptographic acceleration for confidential LLM inference on sensitive enterprise workloads. Extend advanced attention mechanisms in leading inference engines for CXL‑based block‑level KV‑cache offloading, enabling seamless hot/cold tiering between local high‑bandwidth memory and CXL‑attached DDR5 pools on the target hardware platform.
Software Engineer Sr C/C++ Lockheed Martin CorpSoftware Engineer Sr C/C++Manassas, VAIn this role you will have the responsibility of: Participate in a cross‑functional team to evaluate a large, complex legacy code base, assess the current CI/CD pipeline, and create a strategic roadmap for modernizing the code to enable modular, rather than monolithic, builds. Rapidly build expertise with existing LM catalog of shared CI/CD capabilities so that theses capabilities can be properly considered for integration into proposed build enhancements that will support modular builds.
Software Engineer (Storage Architect) Lockheed Martin CorpSoftware Engineer (Storage Architect)Manassas, VAThe successful candidate will have experience and knowledge of coding in C++, gRPC, publish/subscribe (pub/sub) design patterns, AMQP or other broker‑based messaging protocols, and the Linux Operating System. Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees.
Software Engineer / Quality Assurance Analyst - Senior EC Technology, LLCSoftware Engineer / Quality Assurance Analyst - SeniorFt. Belvoir, DCEight years of experience in software design, writing source code, control of source code, reviewing code, configuration management, change management, program testing, integration of software, and release management process. Core services include cross-domain solutions, secure network access, data management, systems integration, and access relevant reporting across U.S. and multinational platforms.
Senior Software Engineer Trinity Global ConsultingSenior Software EngineerSpringfield, VADocument and demonstrating solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments and clear code. At Trinity Global Consulting (TGC), we value our employees and provide a comprehensive benefits package that includes: Medical, Dental & Vision Coverage – Coverage for eligible employees and family through CareFirst and VSP.
Senior Software Engineer - Remote YO AI LabsSenior Software Engineer - RemoteCaliforniaRemoteWe are seeking strong Software Engineers to join our customer's team with expertise in Python3, Java, Rust, Go, C++, or TypeScript. This is a unique opportunity to directly impact the next generation of AI by leveraging your advanced engineering skills in a dynamic, remote setting.
NewGeospatial Systems Software Engineer teKnoluxionGeospatial Systems Software EngineerSpringfield, Virginia$145,000–$163,000 / yearFull timeBcore accelerates decisive advantage for warfighters and intelligence professionals by fusing human insight, rapid-fire engineering, precision-measured outcomes, and relentless grit into mission-ready solutions. Configure, deploy, and troubleshoot OGC-compliant web services (WMS, WFS, WMTS, WCS, and OGC API – Features) to support cross-platform data interoperability and client-side consumption.
NewAssociate Software Engineer VTG.Associate Software EngineerManassas, VA$75,000–$80,000 / yearThis role will involve developing and updating interfaces between front end and back end, updating the code architecture to scale up and enable more parallel instances, configuring the code to work with GPUs, and various other performance updates. When extending an offer, VTG also considers work experience, education, skill level, market considerations and may possibly include contractual requirements which may cause an offer to fall outside of this range.
Software Engineer (Real-Time Systems / C2 Integration) CACI International IncSoftware Engineer (Real-Time Systems / C2 Integration)Dahlgren, VA$82,100–$172,400 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Together, we will advance our nations most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.
Senior CNO Software Engineer Redhorse CorporationSenior CNO Software EngineerQuantico, VAWe’re looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets. In this role, you will be at the forefront of advanced Computer Network Operations (CNO), designing and sustaining mission-critical software that directly impacts national security.
Software Engineer SCCISoftware EngineerDahlgren, VAMust have a Bachelor's degree from a school of engineering with at least one curriculum accredited in one of the following fields: Mechanical Engineering, Electrical Engineering, Computer Engineering, Electronics Engineering; or A Bachelors degree from an accredited college or university in one of the following fields of study: Mathematics, or Computer Science or Physics. It will interface with other engineering functional areas (i.e. Systems Engineering, Test, Configuration Management, Training, and Safety) and technical personnel from various external organizations to clarify program intent, identify problems, suggest changes, and develop and document final solutions.
Software Engineer Go, Python, TS - Remote YO AI LabsSoftware Engineer Go, Python, TS - RemoteCaliforniaRemoteDesign and implement code solutions using Go, Python, and TypeScript to simulate real-world development scenarios for AI model training. Generate high-quality code samples, unit tests, and documentation to support a wide range of AI training use cases.
Senior Software Engineer / Quality Assurance Analyst (TS/SCI Required) Praescient Analytics LLCSenior Software Engineer / Quality Assurance Analyst (TS/SCI Required)Ft. Belvoir, VALocation: Ft. Belvoir, VA Clearance Required: TS/SCI minimum (US Citizen) Employment Type: Full-Time About Praescient Analytics: Praescient Analytics is a leader in delivering advanced analytic, data engineering, and technology integration solutions in support of the Department of Defense (DoD), Intelligence Community, and federal law enforcement. Examples Include: CompTIA Security+ CE, CompTIA CySA+, CompTIA Cloud+, GIAC Security Essentials Certification (GSEC), GIAC Certified Incident Handler (GCIH), Cisco Certified Network Associate (CCNA), Certified Ethical Hacker (CEH).
NewEmbedded Software Engineer Actalent IncEmbedded Software EngineerManassas, VA$55–$75 / hourYou will work on a cutting-edge, multi-year initiative that supports advanced defense systems, with a strong emphasis on Linux kernel development, hardware/software integration, and device driver implementation. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing winner for both client and talent service.
Software Engineer Harris Computer SystemsSoftware EngineerCalifornia, MD$80,000–$90,000 / yearRESTful API Design: Experience designing, building, and securing robust, scalable REST APIs for third-party integrations and internal UI consumption. Collaborate with other team members, including software architects, designers, and product managers, to ensure alignment with project goals and timelines.
Frontend Software Engineer - Remote YO AI LabsFrontend Software Engineer - RemoteCaliforniaRemoteCreate high-quality technical documentation and structured examples based on real-world frontend engineering scenarios. Interpret and translate component style guides and interface screenshots into precise, visually consistent UI deliverables.
NewSME - Software Quality Assurance Engineer and Tester Govcio LLCSME - Software Quality Assurance Engineer and TesterQuantico, Virginia$160,000–$170,000 / yearFull timeOverview: GovCIO is currently hiring for a SME - Software Quality Assurance Engineer and Tester to develop and run manual and automated test scripts and ensure application development meets customer acceptance criteria. Assures the appropriate level of quality by the resolution of important defects by working with developers and/or engineers to ensure the software or hardware development process has an appropriate level of testing.
Space Payload Prin Software Engineer - SIGN-ON BONUS BAE Systems PlcSpace Payload Prin Software Engineer - SIGN-ON BONUSManassas, VAfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US127030BREXTERNAL/Space-Payload-Prin-Software-Engineer---SIGN-ON-BONUS .
Software Engineer (MES Systems) - Remote BAE Systems PlcSoftware Engineer (MES Systems) - RemoteManassas, VARemotefor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US124054BREXTERNAL/Software-Engineer-(MES-Systems)---Remote .
Automated Software Test Engineer ManTech International CorpAutomated Software Test EngineerStafford, VA$98,000–$163,100 / yearThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.
Data and Software Infrastructure Architecture Engineer JANUS Research GroupData and Software Infrastructure Architecture EngineerFort Belvoir, VA$120,000–$160,000 / yearThe Army's Program Manager Integrated Enterprise Network (PM IEN) at Fort Belvoir, VA, a Data and Software Infrastructure Architecture Engineer typically supports the modernization of global IT infrastructure through advanced data systems, cloud, and enterprise network design. Please advise us of any accommodations you request to express interest in a position by e-mailing: Judy Pagac, Chief Human Resources Officer at judy.pagac@janusresearch.us or calling (706) 364-9100.
Post-Silicon Systems Software Validation Engineer Arrow Electronics IncPost-Silicon Systems Software Validation EngineerCalifornia, CA$87,400–$165,000 / yearKnowledge of the full validation lifecycle from RTL simulation (SystemVerilog/UVM, VCS, Questa, Xcelium) and emulation (Palladium, Zebu, Veloce) through silicon failure analysis and debug. Remote work employees may be required to be present at the closest designated Arrow office for work-related purposes, at the Company's request and sole discretion.
Software Engineer, Senior Booz Allen Hamilton IncSoftware Engineer, SeniorSpringfield, VA$86,800–$198,000 / yearHS diploma or GED and 18+ years of experience in software development with basic programming languages, technologies, tools, or web development stacks, Bachelor's degree and 15+ years of experience in software development with basic programming languages, technologies, tools, or web development stacks, or Master's degree and 12+ years of experience in software development with basic programming languages, technologies, tools, or web development stacks. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
Software Engineer, Junior Booz Allen Hamilton IncSoftware Engineer, JuniorSpringfield, VA$53,000–$108,000 / yearHS diploma or GED and 5+ years of experience in software development with basic programming languages, technologies, tools, or web development stacks, Bachelor's degree and 3+ years of experience in software development with basic programming languages, technologies, tools, or web development stacks, or Master's degree and 1+ years of experience in software development with basic programming languages, technologies, tools, or web development stacks. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
Software and Systems Integration Engineer Booz Allen Hamilton IncSoftware and Systems Integration EngineerDahlgren, VA$86,800–$198,000 / yearIn this role, you will orchestrate the development of hardware and software systems through the entire lifecycle, from requirements determination through operations and system retirement, with an emphasis on cyber domain aspects of larger systems, risk or opportunity management, and tailoring of processes to meet the needs of the specific project. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
Software And Systems Integration Engineer Booz Allen Hamilton Inc.Software And Systems Integration EngineerDahlgren, VA$86,800–$198,000 / yearIn this role, you will orchestrate the development of hardware and software systems through the entire lifecycle, from requirements determination through operations and system retirement, with an emphasis on cyber domain aspects of larger systems, risk or opportunity management, and tailoring of processes to meet the needs of the specific project. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
Intermediate Software Test Engineer (Flight Safety Systems) PeratonIntermediate Software Test Engineer (Flight Safety Systems)Fort Belvoir, Virginia$104,000–$166,000 / yearFull timeAdditionally, you will contribute to improving testing methodologies, system workflows, and operational procedures (TTPs) by identifying software issues, validating fixes in controlled environments, and supporting updates to training materials based on system changes and test outcomes. You will also support mission protection activities by ensuring systems accurately process resident space object (RSO) catalogs, ephemeris data, and trajectory inputs to identify collision risks and support decision-making for space operations stakeholders.
Senior Software Test Engineer (Flight Safety Systems) PeratonSenior Software Test Engineer (Flight Safety Systems)Fort Belvoir, Virginia$135,000–$216,000 / yearFull timeAdditionally, you will contribute to improving testing methodologies, system workflows, and operational procedures (TTPs) by identifying software issues, validating fixes in controlled environments, and supporting updates to training materials based on system changes and test outcomes. You will also support mission protection activities by ensuring systems accurately process resident space object (RSO) catalogs, ephemeris data, and trajectory inputs to identify collision risks and support decision-making for space operations stakeholders.
Junior Software Test Engineer (Flight Safety Systems) PeratonJunior Software Test Engineer (Flight Safety Systems)Fort Belvoir, Virginia$86,000–$138,000 / yearFull timeAdditionally, you will contribute to improving testing methodologies, system workflows, and operational procedures (TTPs) by identifying software issues, validating fixes in controlled environments, and supporting updates to training materials based on system changes and test outcomes. You will also support mission protection activities by ensuring systems accurately process resident space object (RSO) catalogs, ephemeris data, and trajectory inputs to identify collision risks and support decision-making for space operations stakeholders.
Senior Software Test Engineer (Flight Safety Systems) Peraton IncSenior Software Test Engineer (Flight Safety Systems)Fort Belvoir, VA$135,000–$216,000 / yearAdditionally, you will contribute to improving testing methodologies, system workflows, and operational procedures (TTPs) by identifying software issues, validating fixes in controlled environments, and supporting updates to training materials based on system changes and test outcomes. You will also support mission protection activities by ensuring systems accurately process resident space object (RSO) catalogs, ephemeris data, and trajectory inputs to identify collision risks and support decision-making for space operations stakeholders.
Intermediate Software Test Engineer (Flight Safety Systems) Peraton IncIntermediate Software Test Engineer (Flight Safety Systems)Fort Belvoir, VA$104,000–$166,000 / yearAdditionally, you will contribute to improving testing methodologies, system workflows, and operational procedures (TTPs) by identifying software issues, validating fixes in controlled environments, and supporting updates to training materials based on system changes and test outcomes. You will also support mission protection activities by ensuring systems accurately process resident space object (RSO) catalogs, ephemeris data, and trajectory inputs to identify collision risks and support decision-making for space operations stakeholders.
Junior Software Test Engineer (Flight Safety Systems) Peraton IncJunior Software Test Engineer (Flight Safety Systems)Fort Belvoir, VA$86,000–$138,000 / yearAdditionally, you will contribute to improving testing methodologies, system workflows, and operational procedures (TTPs) by identifying software issues, validating fixes in controlled environments, and supporting updates to training materials based on system changes and test outcomes. You will also support mission protection activities by ensuring systems accurately process resident space object (RSO) catalogs, ephemeris data, and trajectory inputs to identify collision risks and support decision-making for space operations stakeholders.
NewSenior Software Developer CACI International IncSenior Software DeveloperSpringfield, VA$103,800–$218,100 / yearThe Senior-Level Software Engineer is also responsible for including outcomes from RDT&E in the various ceremonies and events (e.g., Scrum, Sprint Planning, Sprint Review/ Demo, Backlog Grooming, Retrospective, etc.), and supports the creation, maintenance, quality, and timely delivery of all Contract Deliverables (i.e., CDRL''s 001 - 017). Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Sr. Software Developer (Real-Time Simulation & Dev Lab) - 27748 HII Mission Technologies DivisionSr. Software Developer (Real-Time Simulation & Dev Lab) - 27748California, MD$128,989–$185,000 / year9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience. As part of an on‑site team supporting NAWCAD, you will design, enhance, and maintain critical software components used across the JSE ecosystem—including NGTS, DIADS, GRID, and other constructive and virtual simulation frameworks.
Software Developer, Senior Booz Allen Hamilton Inc.Software Developer, SeniorQuantico, VA$86,800–$198,000 / yearOnsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.