• Senior System Administrator

    SAIC (Arlington, VA)
    …6:00 AM to 6:00 PM core hours with occasional after-hours onsite work to support a NIPR and SIPR environment. **Position Overview:** + Manage currently supported and ... subsequent Windows Server Operating Systems on virtual operating environments, providing...IT staff. + Improve efficiencies by documenting and standardizing support processes while capturing and developing best practices. +… more
    SAIC (12/13/25)
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  • Sr Field Service Engineer

    Scientific Research Corporation (Norfolk, VA)
    …+ Acting as a CSRR Subject Matter Expert (SME) + Providing technical support of the Common Submarine Radio Room (CSRR) and components + Testing, troubleshooting, ... Systems and equipment to include hardware, cabling, and software + Providing support during Pre-Installation Test and Checkout (PITCO) and System Operational and… more
    Scientific Research Corporation (12/11/25)
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  • Citrix App and Desktop Virtualization Engineer

    BAE Systems (Herndon, VA)
    …transform data into intelligence and provides engineering, integration and sustainment support for critical military platforms and systems. Intelligence & Security ... in defense technologies and national security services. We offer flexible work environment to support the balance in your life and keep you performing at your best.… more
    BAE Systems (12/10/25)
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  • Red Cell Cyber Analyst

    Amentum (Fort Belvoir, VA)
    …The Red Cell Cyber Analyst is responsible for providing advisory support concerning computer (network and infrastructure) analysis to enable Adversarial Cyber ... As required, the Red Cell Cyber Analyst will deploy in direct support of specific vulnerability assessments to provide local SME advisory. **Responsibilities/Tasks**… more
    Amentum (12/09/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our ... Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of advanced cybersecurity capabilities in… more
    Nightwing (11/26/25)
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  • Technical Engagement Network (TEN) Lab…

    BCMC (Arlington, VA)
    BCMC is supporting a US Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience ... Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of advanced cybersecurity capabilities in… more
    BCMC (11/21/25)
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  • Senior System Administrator

    Amentum (Springfield, VA)
    …of passionate individuals in **Springfield, VA** . In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's ... security and intelligence mission. **Responsibilities:** * Provide support for implementation, troubleshooting, and maintenance of cloud systems * Isolate and… more
    Amentum (11/20/25)
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  • Senior Mecm/MCM Engineer

    CACI International (VA)
    …and lifecycle management of enterprise-scale MECM infrastructures that support mission-critical operations. This role requires advanced technical expertise ... in Windows Server, Active Directory, and SQL Server to maintain...in PowerShell to streamline MECM administrative functions and reporting. Support and Documentation: + Provide Tier III/IV support more
    CACI International (11/19/25)
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  • Cyber Security Implementation Engineer

    CACI International (Springfield, VA)
    …procure, implement, operate/sustain, and enhance NGA networks and cybersecurity posture in support of national security. Joining the TCS Team means working with ... on-premises and cloud-based cybersecurity infrastructure and applications running on Windows and Linux operating systems + Engineer and implement cybersecurity… more
    CACI International (11/14/25)
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  • Network Administrator

    Leonardo DRS, Inc. (Arlington, VA)
    …System Administrator and a member of the Corporate Risk Management Framework (RMF) Support Center, you will be challenged to stay current with the latest ... configure, monitor, and help maintain physical (ESXi) and virtual servers ( Windows and RHEL), printers, scanners and custom developed applications. Install patches… more
    Leonardo DRS, Inc. (11/05/25)
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