Systems Engineer Senior I Ultra Electronics Ocean SystemsSystems Engineer Senior IChantilly, VirginiaAt Ultra Maritime, the Systems Engineer will have the opportunity to guide the development and selection of key technologies for the Navy and will have the opportunity to work with complex software algorithms and cutting-edge digital signal processing hardware. The Systems Engineer is expected to provide system level trade-space assessments of approaches working with the Project Engineer to determine the benefit trade-offs.
Systems Engineer - (Expert) Allen Integrated SolutionsSystems Engineer - (Expert)Springfield, VAThis role applies to a multi-disciplinary approach to the development, integration, and sustainment of space-based capabilities within Controlled Access Programs (CAPs) and Special Access Programs (SAPs) across the National System for Geospatial Intelligence (NSG) and the Department of Defense/Intelligence Community (DoD/IC). The engineer will engage in activities including requirements engineering, solutions development, systems reliability and resiliency, services deployment, research and development (R&D), systems integration, test and evaluation (T&E), and maintainability analysis.
NewSpecialist, Systems Engineer - Integrated Protection Strategy Analyst L3Harris TechnologiesSpecialist, 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.
Data Analytics-Based Systems Engineer and Technical Assistant Waypoint Human CapitalData Analytics-Based Systems Engineer and Technical AssistantChantilly, VirginiaThe ideal candidate will have strong data analysis expertise, broad IT knowledge (networks, hosting, desktops), and experience advising on emerging technologies. Waypoint’s client is seeking a Data Analytics-Based Systems Engineer and Technical Assistant to support a U.S. Government customer in Chantilly, VA.
Endpoint Management Systems Engineer - TS/SCI with Polygraph General Dynamics Information TechnologyEndpoint Management Systems Engineer - TS/SCI with PolygraphAnnapolis Junction, MarylandAs an Endpoint Management Systems Engineer, you will support our defense intelligence mission customer’s enterprise by engineering, deploying, securing, and maintaining platforms that deliver operating systems, applications, and configurations to thousands of devices. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.
NewSenior Systems Engineer (IBM ELM) - TS/SCI w CI Poly Modern Government SolutionsSenior Systems Engineer (IBM ELM) - TS/SCI w CI PolySterling, VAFull timeBachelor's degree in Systems Engineering, Computer Science, Computer Engineering, Software Engineering, Information Technology, Electrical Engineering, Mathematics, Physics, or a related field.10+ years of experience supporting enterprise systems and engineering environments.10+ years of experience configuring, deploying, and maintaining enterprise engineering applications using Automation as Code (AaC) and CI/CD pipelines within cloud-based environments. Experience supporting enterprise infrastructure, including relational and non-relational databases, Identity and Access Management (IDAM), and authentication technologies such as Active Directory, SAML, OAuth 2.0, OpenLDAP, and OIDC.Experience implementing DevSecOps and infrastructure automation solutions utilizing GitLab, Jenkins, Terraform, Ansible, or similar tools, with strong troubleshooting, testing, documentation, and communication skills.
Systems Engineer Galapagos Federal Systems LLC.Systems EngineerWashington, Washington, DC$140,000–$150,000 / yearFull timeWe deliver professional services in IT Design & Installation, Cybersecurity Engineering & Support, Application Integration & Development, Software & Hardware Engineering, Network & Systems Management, Information Systems Security, and Business Management Services. The Systems Engineer serves as a key technical interface with government stakeholders, program leadership, and technical teams, ensuring the technical integrity of deliverables and successful integration of new capabilities into ongoing operations.
Systems Engineer/Developer (TS/SCI w/ Poly) - Mission Critical Leading Path ConsultingSystems Engineer/Developer (TS/SCI w/ Poly) - Mission CriticalMcLean, VA$175,000–$300,000The ideal candidate is a technical leader and doer, not just an advisor - someone who can seamlessly collaborate across infrastructure, platform, application, DevSecOps, information systems security, and data teams while maintaining ownership of system reliability, performance, scalability, and security. This role requires a proven practitioner who can analyze existing (as-is) systems and applications, document current state architectures, design future-state solutions, and implement system enhancements or technology transformations end-to- end.
Systems Engineer Abacus TechnologySystems EngineerWashington, Washington, DCSupport AI Integration Efforts by assisting in the deployment and integration of AI solutions within cloud architectures, supporting data preparation and basic model setup tasks, and contributing to efforts aimed at optimizing AI model performance and scalability, ensuring efficient resource use under the direction of senior engineers. Support integration and optimization efforts integrating cloud systems with existing infrastructure and third-party services, including low-code/no-code platforms Contributes to efforts aimed at optimizing systems for performance and reliability.
NewSr. Systems Engineer, Platform/Infrastructure Modern Government SolutionsSr. Systems Engineer, Platform/InfrastructureSterling, VAFull timeExperience supporting relational and non-relational databases including PostgreSQL, MySQL, and MongoDB.Experience supporting IdAM technologies including Active Directory, SAML, OpenLDAP, OAuth 2.0, and OIDC.Experience with DevOps tooling including Ansible, Terraform, Jenkins, and GitLab. Administer relational and non-relational databases including PostgreSQL, MySQL, and MongoDB.Support Identity and Access Management (IdAM) solutions including Active Directory, SAML, OpenLDAP, OAuth 2.0, and OIDC.Implement and maintain DevOps automation using Ansible, Terraform, Jenkins, and GitLab.
NewSr. Systems Engineer (Citrix) - TS/SCI w CI Polygraph Modern Government SolutionsSr. Systems Engineer (Citrix) - TS/SCI w CI PolygraphSterling, VAFull timeExperience may be acceptable in lieu of a degree.10+ years of experience deploying and maintaining platform infrastructure and COTS applications in cloud-based environments.5+ years of hands-on experience with Citrix Virtual Apps and Desktops, including expert knowledge of Citrix architecture, components, and deployment methodologies. Implement and manage Citrix Provisioning Services (PVS) or Machine Creation Services (MCS) for desktop image management; manage Virtual Delivery Agents (VDAs), hypervisors, and storage systems.
NewPrincipal Systems Engineer (API Gateway) - TS/SCI w CI Poly Modern Government SolutionsPrincipal Systems Engineer (API Gateway) - TS/SCI w CI PolySterling, VAFull timeBachelor's degree in Systems Engineering, Computer Science, Computer Engineering, Software Engineering, Information Technology, Electrical Engineering, Mathematics, Physics, or a related field.16+ years of experience designing, integrating, and supporting enterprise systems, cloud architectures, and API-driven solutions within complex mission environments.5+ years of experience implementing and administering API gateway technologies in cloud-based architectures; Experience designing secure APIs and enterprise integration solutions utilizing REST, GraphQL, event-driven architectures, message queues, streaming platforms, or ETL pipelines. TITLE: Principal Systems Engineer (API Gateway)LOCATION: Sterling, VA (Relocation assistance considered)CLEARANCE REQUIRED: Active TS/SCI with CI PolyEMPLOYMENT TYPE: Full-time, Onsite POSITION SUMMARYModern Government Solutions (MGS) is seeking a Principal Systems Engineer to architect, integrate, and secure mission-critical API ecosystems supporting next-generation national security capabilities.
Senior Systems Engineer – Advanced Reentry Johns Hopkins Applied Physics LaboratorySenior Systems Engineer – Advanced ReentryLaurel, MarylandFull timeAPL 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. Provide systems engineering expertise and leadership to assess weapon system capabilities and support/lead the development of next generation reentry systems, hypersonic systems, and enabling technologies.
Decision Systems Engineer Johns Hopkins Applied Physics LaboratoryDecision Systems EngineerLaurel, MarylandFull timeYou will serve on a highly motivated multi-disciplinary team that: develops and evaluates new capabilities; figures out how to implement those capabilities in new or existing systems; uses models and simulations to evaluate different options; translates selected concepts into specific functional and performance requirements; and presents results in technical meetings and program reviews with government, contractor, and research laboratory participants. Your primary responsibility will be to contribute to systems engineering activities on sophisticated air, missile, and multi-domain defense programs, in the context of a focused digital engineering development process.
Senior Systems Engineer Supernus PharmaceuticalsSenior Systems EngineerRockville, MarylandPosition may require prolonged sitting, standing, walking, reaching, twisting, turning, kneeling, and bending; the ability to push, pull, drag, and/or lift to 25 pounds; normal manual dexterity and hand/eye coordination; repetitive hand movement using a computer keyboard and mouse. This role serves as a technical leader to a team of system administrators, collaborate with cross-functional teams, and play a critical role in shaping Supernus’s technology strategy.
Senior Automation Systems Engineer, NA Vantage Data CentersSenior Automation Systems Engineer, NASterling, VADeveloping and operating across North America, EMEA and Asia Pacific, Vantage has evolved data center design in innovative ways to deliver dramatic gains in reliability, efficiency and sustainability in flexible environments that can scale as quickly as the market demands. While performing the duties of this job, the employee is occasionally required to stand; walk; sit; use hands to handle, or feel objects; reach with hands and arms; climb stairs; balance; stoop or kneel; talk and hear.
Control Systems Engineer LeidosControl Systems EngineerSpringfield, Virginia$73,450–$132,775 / yearMay 1, 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. 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.
Control Systems Engineer Applied Research Associates, Inc.Control Systems EngineerIndian Head, MD$87,000–$115,000 / yearPerforms a variety of engineering work in designing, planning and overseeing manufacture, construction, installation, operation, and maintenance of electric or electronic components, equipment, systems, facilities, and machinery used in generation, transmission, distribution, and utilization of electrical energy for domestic, commercial, and industrial consumption. In this position, you will evaluate the test equipment, ordnance and test facility / ship for fault tolerance and ensure that the associated components of the equipment (Cabling, hardware, laptop and related software) while connected to the ordnance Unit Under Test (UUT) has been evaluated for electrical safety.
System Engineer- Cyber Security Engineering Focus EsriSystem Engineer- Cyber Security Engineering FocusVienna, VirginiaYou'll work closely with other system engineers, administrators, and program teams to ensure systems are built, assessed, and operated in compliance with DoD and NIST requirements. From managing RMF and ATO packages to driving vulnerability remediation and system hardening, this role is central to maintaining secure, mission-ready systems throughout their lifecycle.
NewSpecialist, EO/IR Systems Engineer (Top Secret Clearance) L3Harris TechnologiesSpecialist, 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.).