Senior Software Engineer RangeSenior Software EngineerMcLean, VirginiaExtensive experience designing, building, and operating production systems on AWS or similar cloud platforms (EC2, ECS, RDS, DynamoDB, S3, CloudWatch). Proven ability to architect, debug, and ship using AI development tools (Claude Code, Cursor, etc.) — not just prompting, but knowing when the output is wrong, why, and how to fix it.
Software Engineer RangeSoftware EngineerMcLean, VirginiaExperience building and operating production services on AWS or similar cloud platforms (EC2, ECS, RDS, DynamoDB, S3, CloudWatch). Proven ability to architect, debug, and ship using AI development tools (Claude Code, Cursor, etc.) — not just prompting, but knowing when the output is wrong, why, and how to fix it.
Software Engineer - Clearance Jobs DHI Group, Inc.Software Engineer - Clearance JobsWashington, DC$100,000–$140,000 / yearYou''ll work across a Laravel (PHP) backend, Vue.js frontends, and a MySQL data layer, contributing to multiple interconnected repositories spanning the main web application, internal REST APIs, background job workers, and Terraform-managed infrastructure. You''ll own work end-to-end, from scoping with product through implementation, testing, and deployment via our CI/CD pipeline, on a small, senior team that values shipping over debating - we make pragmatic trade-offs, move quickly, and lean toward action rather than relitigating decisions.
Jr. Software Developer VTG.Jr. Software DeveloperChantilly, VAExperience creating applications with Java, Springboot, and Amazon Web Services for backend components, focusing on low-latency, high-throughput distributed systems As new systems are built, additional programming languages may be used. VTG is seeking a Software Engineer for a 200+ FTE technical development program supporting the Sponsor's Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management.
Senior Front-End Software Development Engineer Vantor ServicesSenior Front-End Software Development EngineerHerndon, Virginia$182,000–$200,200 / yearVantor is a place for problem solvers, changemakers, and go-getters—where people are working together to help our customers see the world differently, and in doing so, be seen differently. This role requires close collaboration with product owners, UX designers, back-end engineers, data engineers, and cybersecurity personnel within an Agile development environment.
Software Engineer - C#/ BCS Securiport LLCSoftware Engineer - C#/ BCSReston, VAContribute to the design, development, testing, and deployment of software applications Build and maintain C#/.NET applications for web and Windows platforms Develop and support RESTful APIs and microservices Write and optimize queries using SQL Server Collaborate with cross-functional teams to deliver high-quality solutions Participate in code reviews, debugging, and performance tuning Write and maintain unit tests to ensure code quality and reliability Support continuous improvement of development processes and tools. NET Core Experience developing applications for Windows platforms Experience working with SQL Server Experience building or supporting APIs, including REST and/or gRPC Experience with microservices Familiarity with Git/GitHub for version control Understanding of the software development lifecycle (SDLC) Experience with unit testing frameworks.
Real-Time Software Engineer Leidos Holdings Inc.Real-Time Software EngineerArlington, VA$87,100–$157,450 / yearProjects 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. 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.
Senior Software Engineer (Order And Delivery) - (10 Years Exp) UmbraSenior Software Engineer (Order And Delivery) - (10 Years Exp)Arlington, VA$180,000–$220,000 / yearUmbra’s ecosystem operates through three business units: Remote Sensing (the data), Space Systems (the components), and Mission Solutions (the platforms).Together, our teams develop capabilities that deliver persistent access, resilient performance, and mission-ready solutions, advancing U.S. space leadership while keeping the world safe and informed. About the Job We are actively seeking a highly skilled and experienced Senior Software Engineer to join our Order & Delivery team who will play a pivotal role as a key contributor to our dynamic public-facing software application and robust API services.
Software Engineer, Robotics Tracking And Fusion ANDURIL INDUSTRIESSoftware Engineer, Robotics Tracking And FusionWashington, DC$191,000–$253,000 / yearThis third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.
Software Engineer CMC ElectronicsSoftware EngineerReston, VA$85,000–$107,000 / yearFull timeElements of the Total Rewards package include competitive base pay and providing eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs. With major hubs in Montreal, Ottawa, Chicago, and our newest location in Reston, CMC partners with leading aerospace companies, airlines, and government agencies around the globe.
Senior Spacecraft Flight Software Engineer Hawkeye360Senior Spacecraft Flight Software EngineerHerndon, VAYour main responsibilities will be: Design and implement flight software in C/C++ for critical spacecraft functions including radio communications, onboard computer (OBC) systems, telemetry, command handling, payload tasking, and autonomous fault protection. Reporting to the Spacecraft Bus Lead, you'll contribute to critical spacecraft systems including on-board computer flight software (OBC FSW), radio communications, command & telemetry, and payload operations.
Senior Software Engineer - AI Platform (Csoc) Salesforce.com, Inc.Senior Software Engineer - AI Platform (Csoc)Mclean, VA$148,500–$223,900 / yearAs a Senior Software Engineer on the team, your primary mission is to help develop and deploy these agentic and automation platforms into GovCloud - designing, building, and operating the playbooks, integrations, and agents that GSOC analysts will rely on every day, and translating their incident response workflows into reliable, auditable automation. Overview of the Role: We are now extending our agentic and automation capabilities into Salesforce's Government Cloud (GovCloud) so our Government Security Operations Center (GSOC) CSIRT can respond at the same speed and scale as our commercial CSOC.
GPU Software Engineer Leidos Holdings IncGPU Software EngineerArlington, VA$107,900–$195,050 / yearThese 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. Achieving key project/program objectives and deliverables for entire projects or processes spanning multiple technical areas and independently managing large projects or processes.
Senior Software Engineer - Agentic & Automation Engineering Salesforce IncSenior Software Engineer - Agentic & Automation EngineeringMclean, VA$148,500–$223,900 / yearAs a Senior Software Engineer on the team, your primary mission is to help develop and deploy these agentic and automation platforms into GovCloud - designing, building, and operating the playbooks, integrations, and agents that GSOC analysts will rely on every day, and translating their incident response workflows into reliable, auditable automation. Overview of the Role: We are now extending our agentic and automation capabilities into Salesforce's Government Cloud (GovCloud) so our Government Security Operations Center (GSOC) CSIRT can respond at the same speed and scale as our commercial CSOC.
Senior Software Engineer (Full Stack), Intelligence Systems ANDURIL INDUSTRIESSenior Software Engineer (Full Stack), Intelligence SystemsReston, VA$191,000–$253,000 / yearThis third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.
Senior Software Engineer (Remote Sensing) UmbraSenior Software Engineer (Remote Sensing)Reston, VARemote$155,000–$185,000 / yearUmbra’s ecosystem operates through three business units: Remote Sensing (the data), Space Systems (the components), and Mission Solutions (the platforms).Together, our teams develop capabilities that deliver persistent access, resilient performance, and mission-ready solutions, advancing U.S. space leadership while keeping the world safe and informed. This engineer will contribute to software systems across our mission planning, scheduling, command, control, and communications domains, partnering with product owners and multidisciplinary engineering teams to develop and operate the services that enable spacecraft operations at scale.
Senior Software Engineer Hawkeye360Senior Software EngineerHerndon, VAHawkEye 360 is looking for a candidate with good technical leadership and problem-solving skills, who is creative and has a passion for working with and developing new innovative technology. The mission of the Ground Systems Team is to provide the tooling to operate and maintain a growing constellation of small commercial satellites.
Staff Software Engineer ANDURIL INDUSTRIESStaff Software EngineerWashington, DC$220,000–$330,000 / yearPartner across MES product teams - integrate QualityOS into cohesive manufacturing experiences, evolve data models across quality/production domains, and drive technical consensus on cross-cutting concerns. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.
Sr AI Software Engineer IQUASAR LLCSr AI Software EngineerSterling, VARemoteFull timeDeveloping software solutions by studying information needs, conferring with users, studying systems flow, data usage, and work processes; investigating problem areas; and following the software development lifecycle. Developing software solutions by studying information needs, conferring with users, studying systems flow, data usage, and work processes; investigating problem areas; following the software development lifecycle.
Software Engineer (Active Clearance), Intelligence Systems ANDURIL INDUSTRIESSoftware Engineer (Active Clearance), Intelligence SystemsReston, VA$166,000–$220,000 / yearThis third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.
Senior Software Engineer, Robotics Tracking And Fusion ANDURIL INDUSTRIESSenior Software Engineer, Robotics Tracking And FusionWashington, DC$220,000–$292,000 / yearThis third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.
NewSenior Software Engineer (Order And Delivery) UmbraSenior Software Engineer (Order And Delivery)Arlington, VA$180,000–$220,000 / yearUmbra’s ecosystem operates through three business units: Remote Sensing (the data), Space Systems (the components), and Mission Solutions (the platforms).Together, our teams develop capabilities that deliver persistent access, resilient performance, and mission-ready solutions, advancing U.S. space leadership while keeping the world safe and informed. About the Job We are actively seeking a highly skilled and experienced Senior Software Engineer to join our Order & Delivery team who will play a pivotal role as a key contributor to our dynamic public-facing software application and robust API services.
Senior Software Engineer - CTJ - TS/SCI MicrosoftSenior Software Engineer - CTJ - TS/SCIReston, VA$119,800–$234,700 / yearMasters Degree in Computer Science, Information Technology, Mechanical Engineering, Electrical Engineering, Aerospace Engineering, Data Science, Cybersecurity, or related field AND 3+ years technical experience in software engineering, network engineering, service engineering, systems engineering, or industrial controls OR Bachelors Degree in Computer Science, Information Technology, Mechanical Engineering, Electrical Engineering, Aerospace Engineering, Data Science, Cybersecurity, or related field AND 5+ years technical experience in software engineering, network engineering, service engineering, systems engineering, or industrial controls OR equivalent experience. · Bachelors Degree in Computer Science, Information Technology, Mechanical Engineering, Electrical Engineering, Aerospace Engineering, Data Science, Cybersecurity, or related field AND 2+ years technical experience in software engineering, network engineering, service engineering, systems engineering, or industrial controls OR equivalent experience.
Software Engineer Integration ECS Federal LLCSoftware Engineer IntegrationWashington, DC$135,000–$170,000 / yearEverforth ECS is seeking a Software Engineer (Integration) to work in a hybrid remote/onsite capacity, with minimum of 3 business days onsite at our Fairfax, VA corporate office and/or our Springfield, VA customer site. Everforth ECS is seeking an innovative and articulate Software Engineer to support the execution of a variety of projects including Artificial Intelligence/Machine Learning and Big Data/Cloud Solutions.
Software Engineer Second Front SystemsSoftware EngineerWashington, District of ColumbiaFounded by three former U.S. Marines with firsthand experience of the dangers outdated technology poses in combat, our team is dedicated to fast-tracking government access to disruptive, commercially-proven technology for U.S. national security missions. You’ll be empowered to collaborate with others to implement software that delivers unique capabilities for our commercial and government customers, including the Department of Defense, who are looking to accelerate the transition and adoption of innovative technologies for national defense.
Principal CNO Software Engineer ZetierPrincipal CNO Software EngineerArlington, VACandidates will demonstrate practical experience designing, developing, and deploying tools intersecting command and control, persistence, and networking. Zetier is seeking Principal CNO Software Engineers to develop operationally critical cyber capabilities.
Mid-Level CNO Software Engineer ZetierMid-Level CNO Software EngineerArlington, VACandidates will demonstrate practical experience designing, developing, and deploying tools intersecting command and control, persistence, and networking. Zetier is seeking Mid-Level CNO Software Engineers to develop operationally critical cyber capabilities.
Principal Software Engineer, Full Stack JSI TelecomPrincipal Software Engineer, Full StackChantilly, VA$95,000–$225,000Actual compensation will be determined based on a variety of factors, including, but not limited to, the seniority level (junior, intermediate or senior) at which the position is filled, education, relevant work experience, industry experience, technical skills, certifications, and internal equity. Possess extensive application development experience, and software engineering and architecture expertise using multiple program languages (e.g., C, C++, C#, ASP.Net, Java, JavaScript, SQL, jQuery, XML, Perl, YAML, and JSON).
Software Engineer III ECS Federal LLCSoftware Engineer IIIWashington, DCEverforth ECS is seeking a Software Engineer III to work in Moorestown, NJ. Please Note: This position is contingent upon contract award.
Staff Software Engineer, Infrastructure, Google Public Sector Google LLCStaff Software Engineer, Infrastructure, Google Public SectorReston, VAWe focus on helping United States public sector institutions accelerate their digital transformations, and we continue to make significant investments and grow our team to meet the complex needs of local, state and federal government and educational institutions.\n \nThe US base salary range for this full-time position is $207,000-$300,000 + bonus + equity + benefits. We're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day.
Sr Software Engineer - System Hubbell IncSr Software Engineer - SystemHerndon, VAHubbell Utility Solutions (HUS) enable the grid to conduct, communicate and control energy across utility applications and Hubbell Electrical Solutions (HES) are essential to managing power across a wide range of industries and applications. Must possess at least a bachelor's degree or its equivalent in Computer Engineering, Electrical Engineering, Computer Science or a related field and at least 5 years of progressive experience working as a Software Engineer or in a related role.
Software Engineer Herrick Technology Laboratories Inc.Software EngineerGermantown, MD$75,000–$200,000 / yearResponsibilities span the entire product lifecycle from software concept to customer delivery and maintenance; opportunities for development span from kernel-level embedded to full-stack web development and UI using a variety of languages and tools. Description: As a Software Engineer at HTL you will design, prototype, debug, introduce new products, develop test plans, and optimize software and the associated release cycle.
NewSoftware Engineer (Top Secret/SCI with CI Poly to start Clearance Required) North Point TechnologySoftware Engineer (Top Secret/SCI with CI Poly to start Clearance Required)Herndon, VAThe Software Engineer will design, develop, and maintain object-oriented software applications in support of a government program, contributing to all phases of the software development lifecycle including requirements analysis, implementation, testing, and deployment. North Point Technology is looking to hire a Software Engineer to join a team delivering mission-critical software solutions for a government program.
Reentry Systems Software Engineer Johns Hopkins University Applied Physics Laboratory LLCReentry Systems Software EngineerLaurel, MDThe Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
Software Engineer C Python and JavaScript ECS Federal LLCSoftware Engineer C Python and JavaScriptWashington, DC$160,000–$190,000 / yearEverforth ECS is seeking an innovative and articulate Software Engineer to support the execution of a variety of projects including the development of applications and APIs for help users perform analytic functions. You will work closely with the technical team to develop, test, deploy, and maintain solutions in an Agile environment, promoting excellence in collaboration and customer service.
Lead AI Software Engineer Guidehouse IncLead AI Software EngineerTysons, VA$113,000–$188,000 / yearWorking with cross-functional teams-including software engineers, data scientists, product managers, and mission stakeholders-you will deliver high-impact solutions that combine modern engineering practices with Artificial Intelligence capabilities. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs.
Autonomy Test and Evaluation Software Engineer Johns Hopkins University Applied Physics Laboratory LLCAutonomy Test and Evaluation Software EngineerLaurel, MDAPL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges.
Forward Deployed Software Engineer, US Government Recruiting From ScratchForward Deployed Software Engineer, US GovernmentWashingtonWe're representing a dynamic organization that builds and deploys consequential software platforms, empowering government agencies, defense sectors, and healthcare organizations to analyze complex data sets. Familiarity with cloud infrastructure (AWS, GCP) and CI/CD systems, as well as modern JavaScript frameworks like React or Angular.
Forward Deployed Software Engineer, Tactical Edge Recruiting From ScratchForward Deployed Software Engineer, Tactical EdgeWashington, District of ColumbiaWith a focus on innovation within the software development industry, this organization is dedicated to enhancing capabilities in defense, AI, robotics, and security. Develop and maintain software applications using Python, Java, JavaScript, TypeScript, and Go.
Software Engineer ECS Federal LLCSoftware EngineerWashington, DC$135,000–$170,000 / yearEverforth ECS is seeking a Software Engineer to work in a hybrid remote/onsite capacity, with minimum of 3 business days onsite at our Fairfax, VA corporate office and/or our Springfield, VA customer site. Everforth ECS is seeking an innovative and articulate Software Engineer to support the execution of a variety of projects including Artificial Intelligence/Machine Learning and Big Data/Cloud Solutions.
Junior Software Engineer Johns Hopkins University Applied Physics Laboratory LLCJunior Software EngineerLaurel, MDParticipate in teams to architect and develop innovative applications including advanced signal processing, complex control software, user interfaces, and embedded applications. Participate in the full software life cycle; defining requirements, architecting processing flow, developing algorithms, integrating with experimental hardware, and testing.
Real-time Tactical Software Engineer Johns Hopkins University Applied Physics Laboratory LLCReal-time Tactical Software EngineerLaurel, MDIn the Distributed Tactical Awareness and Decision-Making Group, we design, prototype, and test software systems to solve command and control challenges related to sensor integration, information fusion, and distributed kill chains for missile defense. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
Mid-Level Software Engineer Maxar Technologies Inc (Inactive)Mid-Level Software EngineerHerndon, VA$105,000–$140,000 / yearYou will support data scientists and mission partners by creating and/or refining software applications, maintaining and enhancing existing custom applications, troubleshooting defects, improving performance, contributing to code reviews and technical documentation, and helping deliver reliable capabilities in an agile, remote-first environment. In this role, you will work closely with software engineers, data scientists, analysts, and customer stakeholders to build, enhance, and sustain applications and data pipelines that help transform complex data into actionable insight.
Mid-Level Software Engineer Riverside Research InstituteMid-Level Software EngineerFairfax, Virginia$90,000–$180,000 / yearPosition Overview: As a Mid-Level Machine Learning/AI Software Engineer, you will be responsible for developing, implementing, and applying machine learning/AI algorithms and solutions to address complex challenges within defense applications. You will collaborate closely with cross-functional teams, including data scientists, software engineers, and defense analysts, to enhance the capabilities of our systems and support mission-critical operations.
Java Software Engineer / Kubernetes (TS/SCI Clearance Required) North Point TechnologyJava Software Engineer / Kubernetes (TS/SCI Clearance Required)Herndon, VADuties include Java development, deploying and operating containerized services on Kubernetes, integrating and supporting COTS and FOSS products, troubleshooting across LINUX and Windows environments, and partnering with internal teams to strengthen system resiliency. The selected candidate will develop and integrate software across a Java and Kubernetes environment, troubleshoot COTS/FOSS solutions, and complete a customer crossover and briefing before starting on program.
Software Engineer for Autonomous Systems Johns Hopkins University Applied Physics Laboratory LLCSoftware Engineer for Autonomous SystemsLaurel, MDWe are seeking a motivated and creative Software Engineer to apply technical expertise across a broad range of software development skillsets to contribute to the rapid development and fielding of autonomous sensor solutions in some of the most challenging environments around the globe to help our sponsors complete their mission! In the Johns Hopkins University Applied Physics Laboratorys (APL) Intelligence, Surveillance and Reconnaissance Group, we use applied engineering to field tomorrows groundbreaking solutions for a set of government organizations.
NewBackend Software Engineer MolgBackend Software EngineerSterling, VirginiaGiven the importance of working hands-on with physical systems, we are a 100% in-person team collaboratively working in our industrial space in Sterling, VA, down the road from the largest data center market in the world. As a Backend Software Engineer, you will: Lead the design and implementation of scalable backend systems and microservices architecture that power Molg’s robotics and assembly intelligence platforms.
AI Security Software Engineer Carnegie Mellon UniversityAI Security Software EngineerArlington, VAArtificial Intelligence Security Software Engineers at the SEI use software and machine learning engineering practices, data processing, and data analytics to help our researchers solve AI security challenges. BS in computer science, machine learning, cybersecurity, statistics, or related discipline with eight (8) years of experience; OR MS in the same fields with five (5) years of experience; OR PhD in the same fields with two (2) years of experience.
Jr. Software Engineer LeidosJr. Software EngineerBethesda, Maryland$57,850–$104,575 / yearAs a Software Engineer on this program, you will have the opportunity to perform the software engineering function, including the design, development, testing, troubleshooting, and debugging of software programs for enhancements and new software-intensive systems and products. 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.
Project Manager (Electrical Engineer) SSR CareerProject Manager (Electrical Engineer)Raleigh, North CarolinaAs a Project Manager II, you will hold overall responsibility for medium to high complexity projects or multiple concurrent projects—leading teams to achieve Total Project Success by meeting scope, schedule, budget, and quality goals. Recruiters or staffing agencies: SSR is not obligated to compensate any external recruiter or search firm who presents a candidate, their resume, or profile to an SSR employee without 1) a current, fully executed agreement on file and 2) being assigned to the open position via HR.