• Sr. System Server Administrator

    TEKsystems (Corona, CA)
    - Provide operational support for 600 Windows Servers (emphasis on Windows server 2016 and newer) and 120 SUSE Linux (SLES 12 and SLES 15) including ... patching, monitoring server performance and service availability within compliance to Service...DFS, - Print services, File shares etc.), managing, troubleshooting Windows Servers. Additional Skills & Qualifications Additional Experience Desired:… more
    TEKsystems (12/05/25)
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  • Systems Administrator Staff, Level 4…

    Lockheed Martin (Huntsville, AL)
    …with Windows 10 and Windows Server 2019 or higher * Linux System Administrator * Windows System Administrator **Desired Skills:** * CCNA, ... **Description:** The System Administrator performs general account maintenance, group policy and...containers * Proficiency in various operating systems, such as Linux /Unix, Windows Server * Understanding… more
    Lockheed Martin (11/27/25)
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  • Systems Administrator II Generalist Sr…

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI ... a single workstation, backed by AIS SecureView. This complex client- server solution requires the Senior Systems Administrator ...managed services are hosted on Microsoft Windows Server platforms, but there are also Linux more
    V2X (11/15/25)
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  • Linux / Windows Systems…

    COMSO, Inc (Columbia, MD)
    Administrator is responsible for the provisioning, configuration, operation, and maintenance of Windows and Linux server environments. + This role ... Linux / Windows Systems Administrator II... Linux / Windows Systems Administrator II (TS/SCI w/...established Standard Operating Procedures (SOPs). + Build and configure Windows Server 2019 and 2022 systems from… more
    COMSO, Inc (11/27/25)
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  • Linux / Windows Systems…

    TEKsystems (Corona, CA)
    …- Provide operational support for 600 Windows Servers (emphasis on Windows server 2016 and newer) and 120 SUSE Linux (SLES 12 and SLES 15) including ... Description Hiring a Tier 3 System Administrator - This is the top technical support...shares etc.), managing, troubleshooting Windows Servers. Skills Windows server , systems administration, Linux more
    TEKsystems (12/05/25)
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  • Senior Systems Administrator

    ManTech (Fairmont, WV)
    …4+ years of experience in Systems Administration, with demonstrated expertise in both Windows Server and Enterprise Linux environments. + Expert-level, ... **MANTECH** seeks a motivated and customer-oriented **Senior Systems Administrator - Windows / Linux Dual-Stack...+ Provide expertise in the full lifecycle management of Windows Server environments. This includes building, configuring,… more
    ManTech (11/05/25)
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  • Windows Server Administrator

    Northrop Grumman (Wright Patterson AFB, OH)
    …are not only part of history, they're making history. Northrop Grumman is seeking a Windows Server Administrator /Principal Windows Server ... support two production networks and aR&D environment to include Linux and Windows . This requisition may be...3 based on the qualifications below. Basic Qualifications: + ** Windows Server Administrator (level 2):**… more
    Northrop Grumman (12/03/25)
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  • Linux / Windows Systems…

    Lockheed Martin (King Of Prussia, PA)
    …including day\-to\-day operations, monitoring and problem resolution for all of the client/ server /storage/network devices \- Patch and harden Linux RedHat OS and ... experience, or equivalent experience/combined education\. * Experience with both Linux and Windows system administration, including installing, patching,… more
    Lockheed Martin (12/11/25)
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  • Linux & Windows Systems…

    TEKsystems (Anaheim, CA)
    …Job Description: + Provide operational support for 600 Windows Servers ( Windows Server 2016 and newer) and 120 SUSE Linux servers (SLES 12 and SLES 15), ... a System Administrator with deep expertise in Windows Server 2016 or newer. + 5+...2016 or newer. + 5+ years managing and troubleshooting Linux environments, specifically SUSE Linux (SLES 12… more
    TEKsystems (12/09/25)
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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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