• Linux / Windows Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …your career. Northrop Grumman's Mission Systems sector is seeking a well-qualified ** Linux / Windows Systems Administrator ** to join its Classified Solutions ... be limited to the following: + Perform as a Linux /Redhat systems administrator for a classified government...for a classified government contract. + Perform as a Windows systems administrator for a classified government… more
    Northrop Grumman (11/13/25)
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  • Linux / Windows Systems…

    Northrop Grumman (Palmdale, CA)
    …You!** The Northrop Grumman Classified Solutions team is seeking a novice cross-platform ** Linux / Windows Systems Administrator ** to join its dynamic team of ... be limited to the following: + Perform as primary Linux Systems Administrator for a classified government...environment + Linux + or RHCSA certification + Linux administration in a Windows domain environment… more
    Northrop Grumman (11/15/25)
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  • Senior Systems Administrator

    ManTech (Fairmont, WV)
    **MANTECH** seeks a motivated and customer-oriented **Senior Systems Administrator - Windows / Linux Dual-Stack Specialist** to join our team in **Boulder, ... Puppet) to automate repetitive tasks, configuration baselines, and deployment pipelines across both Windows and Linux environments. + Lead efforts to integrate … more
    ManTech (11/05/25)
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  • Sr. Linux / Windows Systems…

    Lockheed Martin (King Of Prussia, PA)
    …experience, or equivalent experience/combined education\. * Experience with both Linux and Windows system administration, including installing, patching, ... troubleshooting and hardening Linux and Windows operating systems \(both bare\-metal...be required within 6 months of start\) * CompTIA Linux \+ or Red Hat Certified Systems Administrator more
    Lockheed Martin (11/14/25)
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  • Windows Linux Systems…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …None **Job Family:** IT Infrastructure and Operations **Skills:** Linux ,System Administration, Windows Applications **Certifications:** CompTIA Security+ - ... several secure environments. The infrastructure consists of a hybrid mix of ** Windows and Red Hat Enterprise Linux (RHEL) systems.** **Key Responsibilities:**… more
    General Dynamics Information Technology (10/14/25)
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  • Linux / Windows Senior Systems…

    Lockheed Martin (San Diego, CA)
    …including: Network/System Administration \- Experience with server and desktop management of Linux and Windows environments \- Familiar with package deployment, ... \- Solid background/experience with Red Hat Enterprise \- Microsoft Windows Server Setup, Configuration, and Administration \- Experience providing lab… more
    Lockheed Martin (10/17/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …responsibilities will include, but not be limited to, the following:** + Perform as a Linux and Windows System Administrator on large government contracts. + ... Space Systems (NGSP) is seeking a **Sr Principal Systems Administrator ** to join our team at our facility in...server administration experience with Linux (RedHat Enterprise Linux is preferred) and Windows + Perform… more
    Northrop Grumman (11/13/25)
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  • Systems Administrator (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …(BU). This position is located in **Aurora, CO.** **Job Duties:** + Perform as a Linux and Windows System Administrator and able to build these environments ... Grumman Space Systems (NGSP) seeks to fill a **Systems Administrator (Level 2 or 3)** supporting the Integrated National...of application.** + Must have server administration experience with Linux RHEL 7x - 9x and Windows more
    Northrop Grumman (11/06/25)
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  • Systems Administrator Staff, Level 4…

    Lockheed Martin (Huntsville, AL)
    …* Experience with Windows 10 and Windows Server 2019 or higher * Linux System Administrator * Windows System Administrator **Desired Skills:** * ... **Description:** The System Administrator performs general account maintenance, group policy and...The duties include, but are not limited to: * Linux /Unix and Windows Operator System maintenance *… more
    Lockheed Martin (10/24/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems, and help support high-performance computing (HPC) ... practices. + At least 6 years of experience in designing, administering and troubleshooting Linux and Windows systems, storage systems, network and VMs. + The… more
    Mount Sinai Health System (09/22/25)
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