NewRF and Antennas Systems Engineer CACI International IncRF and Antennas Systems EngineerSterling, VA$94,400–$198,200 / yearThis role focuses on phased array antennas, reflector antenna systems, beamforming architectures, and RF subsystem integration across the engineering lifecycle-from concept development and requirements definition through prototype development, test, and transition to fielded systems. 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.
Model Based System Engineer SolvarusModel Based System EngineerChantilly, VAIntegrate enterprise tools and develop MBSE-based processes to support requirements engineering, the customer's ERB process, CONOPS and architecture development, Risk, Issues and Opportunity Management boards, schedule management, test and verification strategy development, and system integration of new initiatives in support of expanded mission capabilities. As a Solvarus team member, you will work closely as part of multiple Integrated Product Teams (IPTs) to architect and design Space and Ground solutions using advanced Model Based Systems Engineering (MBSE) processes and techniques.
Systems Engineer CACI International Inc.Systems EngineerChantilly, 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. You will play a critical role in the development and integration of software systems by applying model-based approaches to define, analyze, and manage system requirements and designs in an Agile software development context.
Systems Engineering Analyst - Product Management Kforce Inc.Systems Engineering Analyst - Product ManagementMcLean, VARemote$55–$72Evaluate solutions against existing capabilities, identifying gaps, dependencies, and impacts across processes, systems, data, integrations, and platforms. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs.
Senior Infrastructure and Systems Administrator PeratonSenior Infrastructure and Systems AdministratorCollege Park, Maryland$112,000–$179,000 / yearFull timeMinimum of 6+ years of experience with a Bachelor’s degree, 4+ years of experience with a Master’s degree, or a PhD in Computer Science, Computer Engineering, Information Systems, Cybersecurity, or a related technical field. This position will work closely with the Maryland-based customer, researchers, engineers, subcontractors, and program leadership to ensure mission systems are reliable, secure, compliant, and ready to support advanced R&D efforts.
Senior Azure Cloud Integration Engineer LeidosSenior Azure Cloud Integration EngineerRockville, MarylandThis engineer will play a key role in integrating cloud services across Azure and Microsoft 365 GCC environments, enabling secure, scalable, and compliant solutions for development, testing, and enterprise modernization. July 16, 2026 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.
Systems Integrator - Mid CACI International Inc.Systems Integrator - MidSpringfield, 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. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation.
NewSystems Engineer - SME PeratonSystems Engineer - SMEHerndon, Virginia$135,000–$216,000 / yearFull timeResponsibilities: Join Peraton in advancing the safety, efficiency, and modernization of the National Airspace System (NAS) through the FAA’s Brand New Air Traffic Control System (BNATCS) contract. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
NewSenior Systems Engineer PeratonSenior Systems EngineerSpringfield, Virginia$135,000–$216,000 / yearFull timeResponsibilities: Senior-level Systems Engineers guide engineering teams in taking a multi-discipline approach to requirements engineering, solutions engineering, scheduling, reliability, resiliency, services development, integration, test and evaluation, maintainability and analysis across the National System of Geospatial-intelligence (NSG), Allied System of Geospatial-intelligence (ASG) and Federal Agencies to ensure timely and accurate GEOINT. Required: Bachelor’s degree or higher in Systems Engineering or in related technical or scientific fields such as engineering, physics, mathematics, operations research, engineering management, Computer Science, Information Technology, Management Information Systems, or related STEM degree program, or 12+ years of Systems Engineer work experience.
IT Systems Architect E LogicIT Systems ArchitectWashington D.C., DCRemoteThe selected candidate will provide architecture, systems engineering, software integration, and technical leadership support for AIMS modernization, operations, and maintenance activities in a highly specialized UNISYS mainframe environment. This program supports the IRS Taxpayer Digital Communications (TDC) strategic goals by modernizing and enhancing mission-critical systems that improve digital communication and operational efficiency.
Systems Integration Engineer PeratonSystems Integration EngineerHerndon, Virginia$80,000–$128,000 / yearFull timeAs the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Responsibilities: Join Peraton in advancing the safety, efficiency, and modernization of the National Airspace System (NAS) through the FAA’s Brand New Air Traffic Control System (BNATCS) contract.
Senior Front Office Systems Integrator PeratonSenior Front Office Systems IntegratorMcLean, Virginia$176,000–$282,000 / yearFull timeBe responsible for providing input to several organization-wide processes and keeping senior management informed; these inputs could include schedule data, monthly status reports, budget reports and requests, actions tracking, and weekly highlights. . Bachelor’s degree in a technical field such as computer science, engineering, data science, mathematics, cybersecurity, or other related technical disciplines and 12+ years of experience; an additional 4 years of relevant experience may be substituted in lieu of a degree.
Regional Sales Manager - Federal Systems Integrators (FSI) Palo Alto NetworksRegional Sales Manager - Federal Systems Integrators (FSI)Arlington, VirginiaPalo Alto Networks is leading the charge in platformization, offering best-in-breed solutions that enable customers to build a truly zero-trust security architecture and navigate critical transformations. For candidates who receive an offer at the posted level, the starting base salary (for non-sales roles) or base salary + commission target (for sales/com-missioned roles) is expected to be the annual range listed below.
User Engagement Systems Engineer NorthstratUser Engagement Systems EngineerSterling, VAThere 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. Northstrat is seeking an experienced User Engagement Engineer, with systems engineering background, to join an established space domain awareness (SDA) software development program spanning multiple locations.
Software Integration & Test Engineer - ELINT Systems HawkEye 360Software Integration & Test Engineer - ELINT SystemsHerndon, Virginia$110,000–$145,000 / yearWe are looking for a motivated engineer with strong testing and CI/CD experience who is eager to learn ELINT signal processing and grow into a technical role that bridges software engineering and signals intelligence. By detecting, geolocating, and characterizing radio frequency emissions worldwide, HawkEye 360 delivers trusted domain awareness and early warning indicators to the US Government and allied partners.
Systems Engineer PEMCCO Logistic Services LLCSystems EngineerWashington, DC$58.67–$88 / hourIf you're a systems engineering professional looking to solve complex technical problems, support mission-critical programs, and contribute to innovative engineering solutions, we encourage you to apply. This opportunity is a strong fit for candidates with experience in systems engineering, systems integration, systems analysis, requirements management, verification and validation, technical documentation, or systems lifecycle support.
NewSETA Systems Acquisition Administrator Markon SolutionsSETA Systems Acquisition AdministratorChantilly, VA$120,000–$220,000 / yearKey duties include: Lead and support systems integration/engineering across multiple enterprise domains including: cloud services, software service platforms, DevSecOps, data management, model-based systems engineering (MBSE), and enterprise governance. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
All-Source Missile Systems Analyst, Senior Booz Allen HamiltonAll-Source Missile Systems Analyst, SeniorChantilly, Virginia5+ years of experience working with Scientific and Technical Intelligence Center organizations, Service intelligence centers, DoW intelligence production organizations, national laboratories, or technical intelligence customers. Experience interpreting or applying Technical SIGINT, FME-derived data, intelligence reports, test data, engineering data, or all-source intelligence to characterize foreign threat-system performance and operational capability.
Space Systems Engineer - Integration QinetiQ USSpace Systems Engineer - IntegrationChantilly, Virginia$165,000–$225,000 / yearWork with multiple teams and program offices supporting the coordination, development and execution of system test plans and integration efforts to include the planning, coordinating, executing tests, deconflicting resources, analyzing test data, identifying and facilitating the resolution of issues, and documenting test results. If you have the courage to take on a wide variety of complex challenges, then you will experience a unique working environment where innovative teams blend different perspectives, disciplines, and technologies to discover new ways of solving complex problems.
Senior Flight Safety Systems Engineer PeratonSenior Flight Safety Systems EngineerFort Belvoir, Virginia$135,000–$216,000 / yearFull timeQualifications: 8+ years of experience working as a Systems Engineer, Software Integrator, Software Developer, Software Testing or performing Conjunction Assessment (CA) screenings with BS/BA in related field; or 12+ years of relevant experience in lieu of degree; or 6+ years of experience with MA/MS degree in related STEM field. Responsibilities: As a Senior Flight Safety Systems Engineer supporting a national security program space warfighting mission, you will be responsible for optimizing, testing and integrating critical system tools performing the Flight Safety (FS) mission.