• Principal Linux Systems Administrator

    Leidos (Columbia, MD)
    …software processes may be substituted for a bachelor's degree. + Must have Linux administration experience + **Clearance Required:** Must have an active TS/SCI ... **Description** **Leidos** has a new and exciting opportunity for a **Principal Linux ** **Systems Administrator** in our **National Security Sector's (NSS) Cyber &… more
    Leidos (05/09/25)
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  • Senior Linux Systems Administrator

    Leidos (Columbia, MD)
    …software processes may be substituted for a bachelor's degree. + Must have Linux administration experience + **Clearance Required:** Must have an active TS/SCI ... **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux ** **Systems Administrator** in our **National Security Sector's (NSS) Cyber &… more
    Leidos (05/10/25)
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  • Senior Linux SysAdmin - Clearance Required

    Lockheed Martin (Fort Meade, MD)
    …/ DoD 8570 compliant cert \(i\.e\., Security\+\) * Experience with Linux system administration , including configuring, maintaining, and troubleshooting\. ... day\-to\-day operations, monitoring and problem resolution for all of the client/ server /storage/network devices, mobile devices, etc\. * Provide support for the… more
    Lockheed Martin (03/04/25)
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  • Enterprise Cross Domain Engineer

    Acclaim Technical Services (Bethesda, MD)
    …troubleshooting. Required Technical Skills: Proficient in Linux /Unix systems administration ; Extensive knowledge of physical server management and ... based on Scientific Linux and Red Hat Linux . + Maintain, troubleshoot, and upgrade server ...Hat Linux . + Maintain, troubleshoot, and upgrade server hardware to ensure operational efficiency. + Collaborate with… more
    Acclaim Technical Services (03/21/25)
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  • WebSphere Administrator / DevOps Engineer

    Leidos (Baltimore, MD)
    …you succeed in this position: + Hands-on experience with IBM WebSphere Application Server administration in Linux . + Solid experience automating application ... design. + 3+ years of combined experience with Application Server Administration ( **One or more of...**and/or** Terraform). + Basic knowledge of Red Hat Enterprise Linux (RHEL) administration . + Solid experience with… more
    Leidos (05/02/25)
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  • Database Administrator

    CACI International (Baltimore, MD)
    …PowerShell. + Unix/ Linux administration skills (preferably Red Hat Enterprise Linux / CentOS). + Experience with Geo- Server , Geo Web Cache and ... of the above solutions. + Must have knowledge of server certificates. + Must have experience with ATO processes..._Desired:_ + VMware ESXi: able to deploy and manage Linux guest hosts in a virtual environment. + Puppet… more
    CACI International (04/11/25)
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  • Lead Information Security Engineer

    Lumen (Annapolis, MD)
    …etc. + Excellent understanding of common computing platforms including Windows Client/ Server , Macintosh, Linux , networking, and security appliances + Extensive ... + 7+ years of experience in network and/or firewall engineering, administration , design, and implementation including experience in applying methodologies and… more
    Lumen (05/09/25)
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  • Network/Systems Administrator (Remote)

    GovCIO (Annapolis, MD)
    …**Preferred Skills and Experience:** **Operating Systems** Windows Server 2019 Windows Server 2022 RedHat Linux Windows 10 Windows 11 (primary focus for ... to support the Department of Veterans Affairs by maintaining and optimizing server and client operating systems across a remote enterprise environment. This position… more
    GovCIO (05/09/25)
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  • Systems Engineer - TS/SCI w. Polygraph

    General Dynamics Information Technology (Elkridge, MD)
    …releases. + Manage and administer physical and virtual servers, primarily Windows and Linux servers + Support and management of server virtualization, server ... administration , installation, and on-going maintenance experience. + Maintain server lifecycle - provisioning, maintenance, and decommissioning of the hardware +… more
    General Dynamics Information Technology (05/01/25)
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  • Systems Engineer - Active TS/SCI with CI Poly

    ENS Solutions (Fort Meade, MD)
    …releases. + Manage and administer physical and virtual servers, primarily Windows and Linux servers + Support and management of server virtualization, server ... administration , installation, and on-going maintenance experience. + Maintain server lifecycle - provisioning, maintenance, and decommissioning of the hardware +… more
    ENS Solutions (03/24/25)
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