• High Speed Guard Engineer

    System One (Springfield, VA)
    …total systems perspective. + Experience with Linux operating systems ; understanding of general operating system security practices, TCP/IP networking, ... total systems perspective. + Experience with Linux operating systems ; understanding of general operating system security practices, TCP/IP networking,… more
    System One (12/26/25)
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  • Principal/Sr Principal HPC Systems Engineer

    Northrop Grumman (Jessup, MD)
    …lifecycle + Demonstrated experience analyzing and responding to customer requirements + Strong Linux systems administration proficiency (RHEL nice to have) + ... lifecycle + Demonstrated experience analyzing and responding to customer requirements + Strong Linux systems administration proficiency (RHEL nice to have) +… more
    Northrop Grumman (12/05/25)
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  • Systems Administrator - NETTN Support

    Huntington Ingalls Industries (Virginia Beach, VA)
    …Windows and Red Hat Enterprise Linux (RHEL) environments, including virtual systems + Support system configurations in compliance with DoD Security Technical ... Experience with Microsoft Windows operating systems and Active Directory administration + Experience supporting Red Hat Enterprise Linux (RHEL) environments… more
    Huntington Ingalls Industries (01/10/26)
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  • Windows/VMware Systems Administrator

    GovCIO (San Antonio, TX)
    …testing, and troubleshooting + Project Management (project planning, documentation, RFCs) + Linux System Administration Skills (preferred: Red Hat Enterprise ... typically result in serious program delays and considerable expenditure of resources. + Windows System Administration (Windows Server 2008 R2 and 2012) + VMware … more
    GovCIO (12/23/25)
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  • Systems Administrator

    CACI International (Norfolk, VA)
    …+ High School Diploma + Up to 7 years of experience in systems administration + Basic knowledge of system administration principles + Understanding of ... certifications (CompTIA A+, Network+) + Knowledge of Windows and Linux systems + Basic scripting abilities +...School diploma and up to 7 years experience in system administration ** + ** Systems Administrator… more
    CACI International (12/05/25)
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  • Systems Administrator

    ManTech (Fort Meade, MD)
    …patch management (applying O/S updates, IAVAs, and configuration changes) + Able to perform system administration on Linux Redhat 8/Rocky 8 (Command Line) + ... hardware and software in support of maintenance, developing and testing of information technology systems + Administration of Linux (ie, Redhat/Rocky 8) +… more
    ManTech (12/31/25)
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  • Senior Systems Administrator

    Chenega Corporation (Arlington, VA)
    …Advanced proficiency in Windows Server, infrastructure management, PowerShell scripting, and Linux administration . + Hands-on experience with SCCM, OS ... or GED equivalent + 5+ years of relevant experience. + Experience with Windows and Linux operating systems + DOD IAT Level II Certification is required. + DOD… more
    Chenega Corporation (12/10/25)
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  • Systems Administrator Level 2/3 (Top…

    Northrop Grumman (Oak Harbor, WA)
    …and/or certification. + Windows AD, LDAP, VMWare, and knowledge of SAN storage systems . + Linux Operating System experience and/or certification for ... System Administrator for a classified government contract. + Perform as a Linux \Redhat System Administrator for a classified government contract. + Maintain… more
    Northrop Grumman (12/17/25)
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  • Systems Administrator Expert

    General Dynamics Information Technology (Annapolis Junction, MD)
    …process. Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity ... Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot,...hardware + Possess a working knowledge and understanding of system administration interdependencies as part of the… more
    General Dynamics Information Technology (11/08/25)
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  • Cyber Systems Administrator (Active TS/SCI)

    Northrop Grumman (Tampa, FL)
    …Must be able to configure and manage Linux and Windows operating systems upon start date, installs/loads operating system software, patches, and configures ... get to Do** **Responsibilities** + Provide Tier 1 technical support (including Domain Administration , System Administration , and Network Administration ).… more
    Northrop Grumman (01/13/26)
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