• Senior SIGINT Ground Systems Expert

    KBR (Chantilly, VA)
    Title: Senior SIGINT Ground Systems Expert Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense.… more
    KBR (08/08/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Desktop Management,End User Technology,Hardware Management,Virtual ... Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator Advisor with GDIT. A career in enterprise IT means… more
    General Dynamics Information Technology (07/31/25)
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  • Senior Systems Analyst

    ManTech (Stafford, VA)
    …to implement and smoothly integrate systems . + Evaluates Test Plans to ensure systems meet requirements, assists with training users and IT staff on new ... **MANTECH** seeks a motivated, career and customer-oriented **Senior Systems Analyst** to join our team in **Stafford, VA** . **Responsibilities include but are not… more
    ManTech (07/23/25)
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  • Senior Systems Development Engineer, Amazon…

    Amazon (Arlington, VA)
    …Computer Science or relevant degree/experience. Preferred Qualifications - Experience with distributed systems at scale - Strong knowledge of system architecture ... risks to Amazon. We are looking for a Senior Systems Development Engineer who is excited about designing and...durability, cost, and security. - Write high quality distributed system software. - Work in an agile, startup-like development… more
    Amazon (07/18/25)
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  • Cybersecurity Systems Analyst - Senior

    Amentum (Arlington, VA)
    …perform assessments using the Security Content Automation Protocol tool. The Cybersecurity Systems Analyst will liaison with network and system administrators to ... Component Commands, TSOCs, and deployed forces on network and system risks, risk mitigation courses of action, and operational....liaison with the Site Integration Facility (SIF) to ensure systems and application meet the standards in… more
    Amentum (06/29/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    …operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space ... the intelligence community, defense, civil, and commercial markets. Job Title: System Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This position is… more
    Nightwing (06/27/25)
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  • Lead High Performance Computing System

    IBM (Herndon, VA)
    …and enhancement (ie, expansions, refreshes, upgrades, and tenant fit-ups) of existing HPC systems . The System Architect is a technical leader responsible for the ... end-to-end design, implementation, and optimization of an HPC system to meet specific computational requirements. This position requires periodic travel and some… more
    IBM (06/09/25)
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  • Scientist, Systems Engineering

    L3Harris (Herndon, VA)
    …+ Travel Requirement: Up to 25% Preferred Additional Skills: + Understanding of the System of Systems National Airspace System (NAS) architecture and its ... sea and cyber domains in the interest of national security. Title: Scientist, Systems Engineering Job Code: 26450 Job Location: Herndon, VA Job Description: L3Harris… more
    L3Harris (08/08/25)
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  • F-22 iMIS System Administrator (Level 3),…

    Lockheed Martin (Langley Air Force Base, VA)
    …IMIS leadership * Backups, restores, and disaster recovery of systems /databases/network equipment * System /software/firewall/account maintenance and monitoring * ... Lockheed Martin Aeronautics Field Sustainment Team as an IT Systems Administrator for our Langley Air Force Base, Virginia...partnering with our customer, you will wear many hats; system admin, data management, network admin, and tier 1… more
    Lockheed Martin (08/13/25)
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  • TSSCI w/ Poly System Administrator

    Insight Global (Chantilly, VA)
    …Lenel, Future Fibre Technologies and Geutebruck systems Manage physical security system support to meet service level agreements. Configure and manage ... Windows operating systems and install/load operating system software. Perform desktop hardware and operating system set-up, imaging software loading, and… more
    Insight Global (07/30/25)
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