• Lead Senior Systems Administrator

    ManTech (Chantilly, VA)
    …but not limited to:** + Lead and supervise a team of system administrators ( Windows / Linux /VMWare) and IT support staff. + Design, implement, and maintain VMware ... **MANTECH** seeks a motivated, mission-oriented **Senior Systems Administrator ** to join our team in **Chantilly, VA.**...understanding of client and server operations and maintenance with Windows 10 and 11 environments and Windows more
    ManTech (12/19/25)
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  • Network/System Administrator (Net/Sys…

    General Dynamics Information Technology (Colorado Springs, CO)
    …competency in one or more of the following supported platforms: Microsoft Windows Server, Red Hat Enterprise Linux servers, MS Hyper-V/VMWare/ESx/Xen ... **Job Family:** IT Infrastructure and Operations **Skills:** Computer Networking,Microsoft Windows Server,Network Systems,Troubleshooting **Experience:** 1 + years of related… more
    General Dynamics Information Technology (11/04/25)
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  • Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. + Responsible for provisioning, ... operation, and maintenance of systems hardware and software related to a Linux / Windows infrastructure for classified programs. Duties include, but are not… more
    RTX Corporation (12/29/25)
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  • Senior Software Support Administrator II

    Antech Diagnostics (Fountain Valley, CA)
    …migrations, or service disruptions. + Troubleshoot software issues across platforms ( Windows , Linux , cloud-based and on-prem applications) and assist in ... cycles preferred. **Knowledge, Skills and Abilities** + Strong troubleshooting across Windows / Linux and cloud-based platforms and proficiency in SQL/database… more
    Antech Diagnostics (01/01/26)
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  • Systems Administrator II

    COMSO, Inc (Anchorage, AK)
    …and remains involved in the resolution process. + Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, ... Systems Administrator II Anchorage, AK (http://maps.google.com/maps?q=Anchorage+AK+USA+99505) Description COMSO, Inc....in the resolution process + Configure and manage UNIX, Linux and Windows (or other applicable) operating… more
    COMSO, Inc (01/01/26)
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  • Systems Administrator

    ManTech (Bremerton, WA)
    …updates, and enhancements + Provide IT systems support for a wide range of Windows & Linux based technologies, including Microsoft Server 2016/2019/2022, Red Hat ... **MANTECH** seeks a motivated, career, and customer-oriented **Systems Administrator ** to join our team at the Puget Sound Naval Shipyard in **Bremerton,… more
    ManTech (12/30/25)
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  • Systems & Network Administrator

    Leidos (Riverside, CA)
    …**VMware, Citrix XenApp, Cisco UCS, ESXi, Microsoft Exchange, Red Hat Linux , and Windows servers/workstations** + Perform installation, configuration, and ... **Description** ** Position Overview** Leidos is seeking a **Network & Computer Systems Administrator ** to join our team at March Air Reserve Base, CA. In this… more
    Leidos (12/24/25)
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  • Sr Systems Administrator

    Robert Half Technology (Jacksonville, FL)
    …as a Systems Administrator or equivalent role + Hands-on experience with Windows Server, Linux , virtualization, and enterprise storage + Strong knowledge of ... Description We are seeking an experienced Senior Systems Administrator to manage, maintain, and optimize our enterprise...IT operations. Key Responsibilities + Install, configure, and maintain Windows Server and Linux systems + Administer… more
    Robert Half Technology (12/20/25)
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  • Cohesity NetBackup Administrator

    GovCIO (Kearneysville, WV)
    …and patching Veritas NetBackup primary/master, media, and client servers across Linux and Windows platforms. + Designing, implementing, and maintaining ... architecture (master/media servers, clients, MSDP, SLP, AIR). + Proficiency with Linux (RHEL/SUSE) and Windows Server administration. + Practical experience… more
    GovCIO (12/13/25)
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  • Systems Administrator IV

    General Atomics (Durham, NC)
    …servers and networking equipment + Install and maintain software applications on various Linux and Windows -based operating systems + Provide routine hardware and ... peripheral devices, workstations, laptops and servers. + Demonstrated working knowledge of Linux and Windows operating systems. + Basic understanding of mail… more
    General Atomics (12/11/25)
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