• Senior Systems Administrator…

    BAE Systems (Springfield, VA)
    …and has a proven commitment to quality with a solid understanding of systems administration concepts, network architecture, and familiar with the latest software ... coordinates with network engineers, monitors and manages system resources, and performs systems security administration functions. To include, but not limited… more
    BAE Systems (11/19/25)
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  • Systems Administrator / Top Secret…

    Lockheed Martin (Arlington, VA)
    …or interest in developing skills in the following technical areas: \* In\-depth systems administration experience with Windows \(including Active Directory\) ... Administrator with a demonstrated ability to independently develop solutions to systems administration challenges in heterogeneous computing environments\. The… more
    Lockheed Martin (10/22/25)
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  • System Admin - Advanced Electronic…

    Lockheed Martin (Virginia Beach, VA)
    …Space Operations and/or Radar Operations in a military/civilian environment\. System Administration experience i\.e\., LINUX, Red Hat, Windows Active Directory\. ... Processing Group and Mission Subsystem, managing communications equipment, network administration , information assurance, data recording/data management\. Additional responsibilities may… more
    Lockheed Martin (09/20/25)
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  • Splunk Admin (Lab Manger)

    Nightwing (Arlington, VA)
    …technologies and equipment in the lab environment. - Providing ongoing systems administration , technical support, upgrades, patching and troubleshooting services ... or related degree or HS Diploma and 7+ years lab management or systems administration experience. **Desired Certifications:** - DoD 8140.01 IAT Level II… more
    Nightwing (10/23/25)
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  • Senior Platform Engineer / Linux ( Onsite )

    RTX Corporation (Dulles, VA)
    …Boulevard Building CC3, Sterling, VA, 20166-6913 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and ... on call support/overtime. **What You Will Do** + You will maintain existing systems through Linux-based tools and manage the COTS/FOSS software on the system to… more
    RTX Corporation (10/09/25)
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  • Principal Infrastructure Lead Engineer…

    RTX Corporation (Dulles, VA)
    …to include SW development environments and DevSecOps pipelines. + Experience with Windows and Linux system administration . + Experience with infrastructure ... Boulevard Building CC3, Sterling, VA, 20166-6913 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** The ability… more
    RTX Corporation (11/04/25)
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  • Mission Application Technical Support Specialist…

    RTX Corporation (Langley AFB, VA)
    …3/4 mission support of existing and new mission applications hosted on Linux and Windows operating systems . Candidates for this position should have a strong ... , Langley AFB, VA, 23665 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:**...Global Hawk mission operations. + Use dedicated ground control systems to monitor sensor and ground health and status… more
    RTX Corporation (11/06/25)
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  • Lab Manager /System Administration

    Node.Digital (Arlington, VA)
    …new technologies and equipment in the lab environment. -Providing ongoing systems administration , technical support, upgrades, patching and troubleshooting ... - Perform large scale configuration management and deployment across Windows , MacOS, Linux/Unix, and other operating systems ...or HS Diploma and 7+ years lab management or systems administration experience. Desired Certifications: - DoD… more
    Node.Digital (10/21/25)
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  • Systems Administrator (SME)

    BAE Systems (Herndon, VA)
    …to improve our future and protect our freedom. We are seeking a highly experienced Systems Admin SME to provide Tier I & II problem identification, diagnosis, ... **Job Description** BAE Systems , a top-ten prime contractor to the US...identification, diagnosis, and resolution, or escalate to Tier II onsite troubleshooting + Investigate and resolve customer problems +… more
    BAE Systems (09/12/25)
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  • Senior Systems Engineer

    GovCIO (Fairfax, VA)
    …position will be located in Merrifield, VA, and will be a fully onsite position. **Responsibilities** + Provide administration and tier 3 operational support ... **Overview** GovCIO is currently hiring for a Senior Systems Engineer with an active Secret clearance to... Engineer with an active Secret clearance to provide administration and tier 3 operational support for servers, workstations,… more
    GovCIO (10/31/25)
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