• Infrastructure Engineer/ Administrator

    CACI International (Mclean, VA)
    …Type of Travel: None * * * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands on experience with the ... demonstrated experience with multiple cloud platforms, automation technologies, and with Linux system administration. The successful candidate will ensure the… more
    CACI International (09/26/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    …180 days. + System Experience: Experience with both Windows and Linux operating systems . + End-User Support: Experience providing help-desk support for ... **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team...may be substituted. + Certification: Current DoD 8570 IAT II certification (eg, Security+, SSCP) or the ability to… more
    ManTech (11/19/25)
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  • RedHat Administrator -(Hybrid)

    Shuvel Digital (Annapolis, MD)
    …science, or related field (as determined by the AOC). + b. Red Hat Certified Systems Administrator . + (1) Certification must be issued by Red Hat and include ... or more years of experience as a Red Hat system administrator . + b. Ten (10) or...application teams by providing guidance on best practices for Linux -based deployments. + i Maintaining documentation for system… more
    Shuvel Digital (11/06/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... experience in Information Technology. + Current DoD 8570 IAT II certification (Security+, SSCP, or equivalent) or ability to...one within 180 days. + Experience with Windows and Linux operating systems . + Experience providing help-desk… more
    ManTech (11/19/25)
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  • System Administrator

    TekSynap (Arlington, VA)
    …+ Bachelor's degree in IT, Computer Science, or related. + 5+ years system administration ( Linux /Windows) in hybrid or cloud environments. + Experience with ... II (Security+ CE minimum). + Active Secret clearance. **COMPETENCIES** + System provisioning & administration ( Linux /Windows) + CNCF ecosystem tools &… more
    TekSynap (10/02/25)
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  • PWE Systems Administrator

    RTX Corporation (Cedar Rapids, IA)
    …Clearance:** DoD Clearance: Secret Collins Aerospace, Digital Technology, is hiring a Systems Administrator for our Secure Labs support team. A minimum ... Desktop Support, Server Administration, and Virtualization Technologies (VM Ware, etc.). + Linux Systems Administration. + Networking (important) . + Compliance… more
    RTX Corporation (09/18/25)
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  • Systems Administrator

    General Dynamics Information Technology (Macdill AFB, FL)
    …deploy systems -related security policies and updates to maintain information system compliance with DISA security policies and procedures (STIGs, IAVAs, etc.) + ... including but not limited to data center operations, server hardware, operating systems (Windows, Linux ), web servers (IIS, Apache, Tomcat), databases (MS… more
    General Dynamics Information Technology (11/22/25)
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  • Secret Cleared Windows and Linux Admin

    Insight Global (San Diego, CA)
    …Level Linux Professional . RHCE Red Hat Certified Engineer . RHCSA Red Hat Certified System Administrator . RHCDS Red Hat Certified Data Center Specialist ... Active Secret Clearance 3+ Years of Experience with Windows System 2+ years of experience with Linux ...Servers Experience Running and Reviewing ACAS scans IAT LVL II or higher Active Linux Certification (One… more
    Insight Global (11/26/25)
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  • Network Administrator - Navy Integrated…

    Huntington Ingalls Industries (San Diego, CA)
    …Computer Information Systems or similar discipline preferred. + Experience with system release upgrades (preferred) + Linux + or Microsoft Certified Solutions ... secure and reliable network infrastructure in support of mission-critical naval training systems . The Network Administrator will manage server and workstation… more
    Huntington Ingalls Industries (10/11/25)
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  • Data Center Administrator

    SpaceX (Hawthorne, CA)
    …+ Extensive experience in installing, monitoring, and maintaining data center equipment. + Linux and Windows OS system administration experience. + Power and ... Data Center Administrator Hawthorne, CA Apply SpaceX was founded under...proficient installation and management of server, network, and power systems in our data centers, adhering to best practices… more
    SpaceX (10/03/25)
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