• Senior Mainframe System Programmer (z/OS)

    Fiserv (Richmond, VA)
    …and business improvements. **What you'll do:** + Install, maintain, and customize operating systems and 3rd party ISV system software. + Prepares and installs ... global scale, come make a difference at Fiserv. **Job Title** Senior Mainframe System Programmer (z/OS) **About your role:** The z/OS Mainframe System Programmer… more
    Fiserv (07/12/25)
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  • Systems Engineer & Process SME

    KBR (Chantilly, VA)
    …+ Knowledge of the System Engineering process + Experience with Model Based Systems Engineering + Experience with SIGINT and GEOINT systems + Experience in a ... Title: Systems Engineer & Process SME Belong. Connect. Grow....DoD users. Responsibilities: + Provide process improvement recommendations to System Engineering Processes. + Update, coordinate, and communicate the… more
    KBR (08/08/25)
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  • Lead, Information Security Systems Engineer…

    L3Harris (Ashburn, VA)
    …cyber domains in the interest of national security. Job Title: Anti-Tamper System Security Engineer (Secret Security Clearance) Job Code: 26869 Job Location: ... development and implementation of Anti-Tamper (AT) measures throughout the System Development Lifecycle. + Serve as a Subject Matter...Expert (SME) in the area of AT. + Assess systems for Critical Program Information (CPI). + Conduct trade… more
    L3Harris (08/03/25)
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  • Sr. Systems Engineer

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a **Sr. Systems Engineer** to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS program ... internal and external mission partners operating in CONUS and OCONUS locations. The Sr Systems Engineer will deploy new Windows and Linux servers and systems and… more
    Leidos (08/08/25)
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  • SIGINT Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a technical **Space Systems Engineer** to performs system and enterprise-level systems engineering (SE) across the life-cycle ... on complex Space Systems acquisition processes. This position requires an **active TS/SCI...requires a moderate level of knowledge in modern model-based system engineering (MBSE) techniques in order to aid the… more
    SAIC (08/07/25)
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  • Senior Radar Systems Engineer

    Umbra Lab (Arlington, VA)
    …software, and space operations teams on ConOps definition, requirements formulation, and validation while bringing a system -level understanding to table. + Be ... Umbra builds next-generation space systems that observe the Earth in unprecedented fidelity....geolocation, beam pattern, matched filters. + Ability to perform system level performance analysis across various designs and derive… more
    Umbra Lab (07/30/25)
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  • Mission Systems Engineer

    SAIC (Fort Belvoir, VA)
    …and design to deployment and operational maintenance. + Experience with system architecture changes, systems analysis and design, requirements definition, ... and long-term, in an operational setting. + Provide end-to-end system engineering for the entire life cycle of a...interface, control documentation; verification and validation . + Familiar with NRO missions, organizations, … more
    SAIC (08/07/25)
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  • Mission Systems Engineer

    KBR (Fort Belvoir, VA)
    …and design to deployment and operational maintenance. + Experience with system architecture changes, systems analysis and design, requirements definition, ... and long-term, in an operational setting. + Provide end-to-end system engineering for the entire life cycle of a...interface, control documentation; verification and validation . + Familiar with Customer missions, organizations, … more
    KBR (07/13/25)
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  • Information System Security Officer (ISSO)

    Noblis (Chantilly, VA)
    …+ Experience with continuous monitoring strategies and tools for maintaining system authorization. Desired Qualifications + Certified Information Systems ... Responsibilities **Noblis ESI is seeking an experienced Information System Security Officer (ISSO) with an active Top...for program Assessment and Authorization (A&A) for classified information systems . + Work independently and with a small team… more
    Noblis (07/19/25)
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  • Sr. System Development Engineer, Bespoke…

    Amazon (Arlington, VA)
    …scalable software solutions to interoperate with AWS services. Lead design and system engineers to perform verification and validation of certification ... - Knowledge of systems engineering fundamentals (networking, storage, operating systems ) - 5+ years of non-internship software/ system engineering experience… more
    Amazon (06/28/25)
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