Systems Engineer UnissantSystems EngineerAshburn, VAFull timeCommunication Skills:Excellent verbal and written communication skills, with the ability to gather information, clarify requirements, and translate technical concepts for different audiences. Travel:This is a hybrid position based in Ashburn, VA, with onsite support expected one to two days per week and additional onsite presence as required by mission needs.
Systems Engineer (Intermediate) XMSTARTSystems Engineer (Intermediate)Chantilly, VAThey will provide Systems Engineering and Technical Advisory (SETA) services to assist the government in implementing and executing systems engineering processes to integrate mission systems into the operational baseline at a customer facility in Chantilly, Va. Develop and maintain Model-Based Systems Engineering (MBSE) models of mission systems, integrating MBSE tools into a digital thread to connect siloed information systems.
Mid-Level Systems Engineer (0039) OCT Consulting, LLCMid-Level Systems Engineer (0039)Washington, DC$100,000–$125,000 / yearOCT Consulting LLC is a certified SBA 8(a), minority owned, small, disadvantaged business providing professional services and Information Technology solutions to the federal government and commercial clients. Founded in 2013, OCT brings the advantage of agility in operations along with a management team with a track record of leading successful engagements at major federal government agencies.
CBRN Systems Engineer Chenega CorporationCBRN Systems EngineerArlington, VAThe CBRN Systems Engineer provides technical expertise and operational support for Chemical, Biological, Radiological, and Nuclear (CBRN) and/or Counter-Unmanned Aircraft Systems (C-UAS) detection technologies. The ideal candidate brings deep experience with advanced sensor technologies, strong analytical skills, and the ability to collaborate effectively across government and industry teams.
Satellite Systems Engineer Space Systems IntegrationSatellite Systems EngineerChantilly, VAExperience with space systems design, development, assembly, integration, and testing, including architectures, spacecraft, and payloads, for the Intelligence Community (IC) and/or the Department of Defense (DoD).PMI PMP, INCOSE CSEP/ESEP, or equivalent certifications in project management and/or systems engineering. Specific Duties May Include, but Not Limited to the Following: · Oversee acquisitions by focusing on systems engineering processes, ensuring successful integration and mission achievement through lifecycle readiness reviews, including system requirements definition, design, verification, and validation.
Mid-level Systems Engineer (0039) OCT Consulting, LLCMid-level Systems Engineer (0039)Washington, DCRemote$100,000–$125,000OCT Consulting LLC is a certified SBA 8(a), minority owned, small, disadvantaged business providing professional services and Information Technology solutions to the federal government and commercial clients. Founded in 2013, OCT brings the advantage of agility in operations along with a management team with a track record of leading successful engagements at major federal government agencies.
Senior Specialist, Systems Engineer - Space Operations Trainer L3Harris Technologies IncSenior Specialist, Systems Engineer - Space Operations TrainerSpringfield, VA$106,500–$197,500 / yearJob Description: L3Harris Technologies is currently seeking a Space Operations Trainer to join a forward-leaning team dedicated to supporting a 24/7, 365-day mission in Space Domain Awareness (SDA) operations. Collaborate with planners, watch operators, intelligence analysts, mission directors and/or cyber teams to ensure training is aligned with current Tactics, Techniques, and Procedures (TTPs) and operational objectives.
Systems Engineer (TD Support) Rite-Solutions IncSystems Engineer (TD Support)Chantilly, VAThere 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. Headquartered in Chantilly, VA with 16 global offices, Arcfield employs more than 1,500 engineers, analysts, IT specialists, and other professionals with more than 60 years of collective proven experience supporting missions in cyber and space defense, space exploration, hypersonic and nuclear deterrence and warfighter readiness.
Systems Engineer (5G) Rite-Solutions IncSystems Engineer (5G)Chantilly, VAThere 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. Headquartered in Chantilly, VA with 16 global offices, Arcfield employs more than 1,500 engineers, analysts, IT specialists, and other professionals with more than 60 years of collective proven experience supporting missions in cyber and space defense, space exploration, hypersonic and nuclear deterrence and warfighter readiness.
Specialist, EO/IR Systems Engineer (Top Secret Clearance) L3Harris Technologies IncSpecialist, EO/IR Systems Engineer (Top Secret Clearance)Herndon, VA$92,500–$171,500 / yearWith customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. The candidate will need to work independently to resolve a wide range of engineering problems, requiring collaboration with all required disciplines (mechanical, optical, electrical, software, etc.).
Specialist, Systems Engineer - Integrated Protection Strategy Analyst L3Harris Technologies IncSpecialist, Systems Engineer - Integrated Protection Strategy AnalystSpringfield, VA$92,500–$171,500 / yearResponsibilities include monitoring mission systems and operational hazards, supporting conjunction and collision avoidance analysis, assessing threats to mission systems, supporting spectrum protection and interference mitigation activities, contributing to anomaly response, and helping develop procedures, checklists, training materials, and decision-support products. The position also supports the policy and governance aspects of integrated protection efforts by helping translate customer guidance, mission directives, operational policies, and enterprise protection frameworks into executable plans, procedures, concepts, and operational response options.
Principal Systems Engineer Traceability Leidos Holdings IncPrincipal Systems Engineer TraceabilityDC$131,300–$237,350 / yearAs a member of a large-scale, Scaled Agile software development organization, you will play a central role in shaping next-generation air traffic automation capabilities by bridging mission needs, systems engineering rigor, and Agile software delivery. Leidos is seeking a Senior Systems Engineer full Thread Traceability and Tool Integration to join the Air Traffic Business Area within the Homeland Sector supporting the development of the Leidos Common Baseline.
Systems Engineer Unissant IncSystems EngineerAshburn, VACommunication Skills: Excellent verbal and written communication skills, with the ability to gather information, clarify requirements, and translate technical concepts for different audiences. Travel: This is a hybrid position based in Ashburn, VA, with onsite support expected one to two days per week and additional onsite presence as required by mission needs.
Electric Power Systems Engineer - TS/SCI Poly Required Leidos Holdings IncElectric Power Systems Engineer - TS/SCI Poly RequiredReston, VA$92,300–$166,850 / yearAs part of a facility characterization team, the successful candidate will: Integrate all-source intelligence, facility expertise, engineering principles, and industry best practices to characterize the function, mission, and physical configuration of WMD-related facilities, including facility layouts, structures, mission systems, support systems, 3D models, and potential vulnerabilities. Develop technical reports, briefings, and other written products describing complex electrical systems, infrastructure dependencies, and operational capabilities for both technical and non-technical audiences.
Systems Engineer Technical Specialist (TD Support) Rite-Solutions IncSystems Engineer Technical Specialist (TD Support)Chantilly, VAThere 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. Headquartered in Chantilly, VA with 16 global offices, Arcfield employs more than 1,500 engineers, analysts, IT specialists, and other professionals with more than 60 years of collective proven experience supporting missions in cyber and space defense, space exploration, hypersonic and nuclear deterrence and warfighter readiness.
Systems Engineer Lifecycle and Integration PeratonSystems Engineer Lifecycle and IntegrationChantilly, Virginia$135,000–$216,000 / yearFull timeResponsibilities: Peraton is seeking a Senior System Developer with extensive integration experience to join our team in developing, integrating, and testing new capabilities while supporting Operations and Maintenance of a Linux- and Windows-based operational and administrative system in our Chantilly, VA office. Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan.
Next-Gen AI/ML Systems Engineer - Data Fusion & Sense-Making PeratonNext-Gen AI/ML Systems Engineer - Data Fusion & Sense-MakingReston, Virginia$104,000–$166,000 / yearFull timeWithin Peraton's Space and Mission Solutions sector, there is an immediate need for a cleared AI (Artificial Intelligence) Data Fusion & Sense-Making emergent technologist to advance our artificial intelligence and data analytics capabilities across the US Intelligence and Space Community portfolio. A minimum of 5+ years of experience with a BS/BA in Computer Science, Data Science, Mathematics, or related field; or 3+ years with MS/MA in Computer Science, Data Science, Mathematics, or related field; or 1+ PhD with relevant AI/ML research.
NewExpert Agile Systems Engineer The Josef GroupExpert Agile Systems EngineerChantilly, VirginiaThis role owns and facilitates key Agile and Scrum activities, supports quarterly Program Increment (PI) planning, identifies and removes team impediments, manages cross-team dependencies, and ensures teams effectively apply Agile principles and frameworks. The Expert Systems Engineer serves as a senior technical and Agile delivery professional responsible for supporting the customer’s Agile processes, administering and maintaining Jira, and enabling effective planning, execution, collaboration, and continuous improvement across multiple teams.
Cyber Systems Engineer ManTech International CorpCyber Systems EngineerWashington, DC$114,600–$190,200 / yearParticipate as a team member in conducting independent Technical Assessments of Acquisition Programs as a Cyber SME by analyzing technical artifacts, identifying sources of technical risk, and assisting the program to develop and implement risk mitigation plans. This is a hybrid position with two days a week onsite in Washington, D.C. Responsibilities include but are not limited to: Advise DHS program managers on planning and executing complex IT systems engineering activities, ensuring cybersecurity and cyber resilience are integrated throughout the program lifecycle.
2026 Graduate - Synthetic Aperture Radar ML Engineer - Imaging Systems Johns Hopkins University Applied Physics Laboratory LLC2026 Graduate - Synthetic Aperture Radar ML Engineer - Imaging SystemsLaurel, MDThe selected candidate will contribute in two primary areas: optimization of SAR-related processing for GPU-enabled edge hardware, and support of machine learning workflows including curated dataset development, model training, evaluation, and deployment to edge devices. 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.