• Linux / Windows Systems…

    COMSO, Inc (Columbia, MD)
    Linux / Windows Systems Administrator II (TS/SCI w/ Polygraph) Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time ... Baltimore Sun Media Group. Currently, we are seeking aSystems Administrator IIto join our Team! ** Must have active...CWIP: IAT Level II Certification, IA Baseline Certification in Linux , Unix, Windows , or Cisco OS operating… more
    COMSO, Inc (11/27/25)
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  • Associate Linux and Windows Systems…

    The Boeing Company (Tukwila, WA)
    …Boeing's Specialized United States (US) Infrastructure Organization is currently seeking an **Associate Linux and Windows Systems Administrator ** to join the ... years + 1+ years of experience in performing system administration tasks on Windows and Linux hosts including installing security patches and making… more
    The Boeing Company (12/25/25)
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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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  • 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 (12/11/25)
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  • Linux & Windows Systems…

    TEKsystems (Long Beach, CA)
    Windows Servers ( Windows Server 2016 and newer) and 120 SUSE Linux servers (SLES 12 and SLES 15), including patching, performance monitoring, and ensuring ... and efficiency. Qualifications: + 5-7+ years as a System Administrator with deep expertise in Windows Server...2016 or newer. + 5+ years managing and troubleshooting Linux environments, specifically SUSE Linux (SLES 12… more
    TEKsystems (12/23/25)
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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 (12/18/25)
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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 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 (11/27/25)
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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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  • 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 (12/22/25)
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