• GCCS Systems Administrator

    Paragon Cyber Solutions (Colorado Springs, CO)
    …+ Working experience with GCCS-J version 6.0 and/or at least five (5) years of Windows and Linux systems administration experience. + Strong knowledge of ... ready for an exciting and dynamic career as a Systems Administrator to join other smart, talented,...training to US and FMS personnel, as well as system support to the local Colorado Springs, NATO, and… more
    Paragon Cyber Solutions (10/11/25)
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  • Systems Administrator

    Robert Half Technology (Southfield, MI)
    Description We are seeking a skilled Systems Administrator to join Robert Half and play a critical role in managing, maintaining, and optimizing our IT ... systems and networks. As a Systems Administrator , you will ensure the seamless...similar role (3+ years preferred). + Proficient in managing Windows Server, Linux environments, or macOS infrastructure.… more
    Robert Half Technology (10/29/25)
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  • System Administrator

    TekSynap (Bethesda, MD)
    …differing environments and needs. Operating environments include UNIX, Linux , Windows , and MAC. Similarly, software for system operation, management, and ... may be substituted for degree requirements. **Overview** We are seeking a ** System Administrator ** to perform various activities to support the success… more
    TekSynap (09/16/25)
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  • Training Simulator System

    Lockheed Martin (Orlando, FL)
    …controlled facilities\. * Currently possess a current Security \+ certificate\. * System Administration of Windows and/or Linux server environments\. ... long\-term deployment to a foreign country as a Training System Simulator System Administrator for...maintenance, and operations benefiting the Finnish Air Force\. The Systems Administrator will support the sustainment, maintenance,… more
    Lockheed Martin (11/09/25)
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  • MSIC - Windows Systems Analyst

    COLSA Corporation (Huntsville, AL)
    …as the technical lead for a diverse infrastructure environment. The role spans Windows systems , Nutanix virtualization, Linux (RHEL), and enterprise storage. ... higher. + Microsoft Certifications (MCSA/MCSE, AZ-104, etc.). + Red Hat Certified System Administrator (RHCSA) or Engineer (RHCE). + Experience with automation… more
    COLSA Corporation (10/10/25)
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  • System Administrator

    ManTech (Eglin AFB, FL)
    **MANTECH** seeks a motivated, career and customer-oriented ** System Administrator ** to join our Air Force / Space team at **Eglin AFB** . The System ... competency in one or more of the following supported platforms: Microsoft Windows Server, Red Hat Enterprise Linux servers, MS Hyper-V/VMWare/ESx/Xen… more
    ManTech (11/20/25)
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  • Senior Systems Administrator

    NYU Rory Meyers College of Nursing (New York, NY)
    …Summary Working under the guidance of the Senior Director of Information Security and Systems , the Senior Systems Administrator plays a pivotal role in ... and compliant with university standards. Responsibilities include day-to-day monitoring of Linux -based systems , monitoring of load balancers, reviewing security… more
    NYU Rory Meyers College of Nursing (10/01/25)
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  • Modernization Cyber Systems

    Lockheed Martin (Hanover, MD)
    …and manage UNIX and Windows \(or other applicable\) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of ... repository management * Knowledge of configuring and managing both Windows and Linux DHCP and DNS servers...such as RHEL, CentOS, Ubuntu, and Debian\. Knowledge of Linux systems processes, file systems ,… more
    Lockheed Martin (10/10/25)
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  • Computer System Administrator

    Northrop Grumman (Roy, UT)
    …secure environment + Must have experience with either Windows (desktop and server), Linux (Red Hat or HPC), VMWare, Storage Systems (SAN, NAS, DAS) or CISCO ... be limited to the following: + Perform as primary Systems or Network Administrator for a classified...verbal format. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system more
    Northrop Grumman (11/12/25)
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  • Systems Administrator

    Wolfram Research, Inc. (Champaign, IL)
    …of Mathematica, Wolfram|Alpha and Wolfram Language, has an exciting opportunity for a Systems Administrator . The company is looking for an energetic, motivated ... of projects + Maintaining, patching, troubleshooting and administrating production Linux /Mac/ Windows -based servers running a variety of different software… more
    Wolfram Research, Inc. (10/06/25)
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