Systems Engineer Senior General Dynamics Information TechnologySystems Engineer SeniorRockville, MarylandRemoteTo 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. GDIT has been supporting the IHS mission for 20+ years; working with the agency to provide integral services to raise health access and availability to 2.6 million American Indians and Alaska Natives.
Systems Engineer Bart & AssociatesSystems EngineerSuitland, MDIn recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award. The ideal candidate will possess deep systems engineering expertise, experience supporting complex IT environments, and a strong understanding of systems architecture, Agile methodologies, and solution design.
NewLead, System Integration Engineering (IPTL / LSE) L3Harris TechnologiesLead, System Integration Engineering (IPTL / LSE)Ashburn, VA$122,000–$227,000 / yearLead the execution of rapid cycles in requirements development; design, build, integration, and test; and verification & validation in a design-to-cost and design-for-manufacturability environment, including lab, chamber, ground, and flight test. With 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.
Principal / Sr. Principal Systems Engineer I&T Technical Lead Northrop GrummanPrincipal / Sr. Principal Systems Engineer I&T Technical LeadBaltimore, MD$108,800–$163,200 / yearNote that the scope for this role requires supporting outdoor test efforts during multiple shifts; candidates must be flexible to support testing in evenings and on weekends at times when the program schedules require it. Principal Systems Engineer I&T Technical Lead supporting Integration and Test efforts in the G/ATOR program family, based out of our portfolio in the Multidomain Sensing, Targeting and Survivability (MSTS) Division.
Systems Engineer – VMware Horizon / VDI Infrastructure Staffed4USystems Engineer – VMware Horizon / VDI InfrastructureChantilly, VirginiaThis role supports technical risk assessment and mitigation activities across a broad range of enterprise technologies, including IT systems and networks, mobile and wireless networks, cloud-based computing, network management platforms, communication protocols, scripting and programming products, configuration scripts, and IT hardware and software products. The Systems Engineer will be responsible for designing, deploying, and optimizing a secure, scalable, high-performance VMware Horizon-based Virtual Desktop Infrastructure (VDI) environment using vSphere and Cisco HyperFlex .
Linux Systems Engineer WCBincLinux Systems EngineerSpringfield, VirginiaOur work depends on a TS/SCI cleared Linux Systems Engineer joining our team to support our customer in Springfield, VA and help ensure today is safe and tomorrow is smarter. Oversee complex infrastructure including installing, configuring, testing, and maintaining operating systems, application software, and system management tools.
NewSystems Engineer - Senior Ts/Sci Parsons Commercial Technology Group Inc.Systems Engineer - Senior Ts/SciSpringfield, VA$134,100–$241,400 / yearThe core focus of this role is ensuring that bespoke commercial applications and platforms can seamlessly integrate with DoW data architectures and systems, specifically targeting interoperability with DoW Command and Control (C2) situational awareness platforms across multiple network domains. Participate in architecture reviews, vendor capability demonstrations, and stakeholder engagements to validate project requirements and ensure commercial system designs meet tactical DoW client requirements and end-user mission needs afloat and ashore.
Systems Engineer - TS/SCI required ParsonsSystems Engineer - TS/SCI requiredMarylandBecome part of a diverse group of 500 professionals delivering expertise in systems integration, software and hardware engineering, and technical leadership across Aberdeen Proving Ground and Edgewood, Maryland, for a range of efforts spanning 5 years and a total value exceeding $600 million. The ideal candidate is a big-picture thinker with strong technical skills, adept at designing, integrating, and maintaining complex systems that drive Army modernization and support to the warfighter.
Systems Engineer - Secret required ParsonsSystems Engineer - Secret requiredMarylandBecome part of a diverse group of 500 professionals delivering expertise in systems integration, software and hardware engineering, and technical leadership across Aberdeen Proving Ground and Edgewood, Maryland, for a range of efforts spanning 5 years and a total value exceeding $600 million. The ideal candidate is a big-picture thinker with strong technical skills, adept at designing, integrating, and maintaining complex systems that drive Army modernization and support to the warfighter.
NewPrincipal Systems Engineer, Digital Engineering Solutions Modern Government SolutionsPrincipal Systems Engineer, Digital Engineering SolutionsSterling, VAFull timeTITLE: Principal Systems Engineer, Digital Engineering SolutionsLOCATION: Sterling, VA (Relocation assistance considered)CLEARANCE REQUIRED: Active TS/SCI with CI PolyEMPLOYMENT TYPE: Part-Time / As Needed, Onsite POSITION SUMMARYModern Government Solutions (MGS) is seeking a Principal Systems Engineer, Digital Engineering Solutions to lead the architecture, deployment, and sustainment of enterprise engineering platform environments in support of national security missions. Bachelor'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 architecting, deploying, and sustaining enterprise engineering platforms and IT infrastructure within cloud-hosted environments.
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.
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.
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.
Control Systems Engineer LeidosControl Systems EngineerSpringfield, VirginiaMay 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.
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.
NewLead Systems Engineer Leidos Holdings IncLead Systems EngineerGaithersburg, MD$87,100–$157,450 / yearPrimary Responsibilities: Develop low-level infrastructure designs from approved architectural concepts, including rack elevation drawings, wiring lists, port/patch-panel assignments, cable schedules, and bills of material. Preferred Qualifications: Experience with AI-assisted engineering workflows and tool-building (e.g., Claude Code, Copilot, custom automation leveraging large language models for documentation generation, validation, or data extraction).
Senior Systems Engineer (NSA) Tenth MountainSenior Systems Engineer (NSA)MarylandManage system requirements and derived requirements to ensure the delivery of production systems that are compatible with the defined system architecture(s) – Department of Defense Architecture Framework (DoDAF), Service-oriented Architecture (SOA), etc. Qualifications: Bachelor’s or Masters in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited college or university is required.