• Raytheon Technologies (Mesquite, TX)
    …with DISM, PowerShell, .Net, bash, etc. Experience with RedHat IDMExperience with RedHat Linux system administration Experience with Collaborator or other ... embedded software, application software, and tools that run on a Linux operating system .Maintenance and enhancement of the tooling infrastructure.Possible… more
    Talent (10/01/25)
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  • Raytheon Technologies (Carson, CA)
    …DISA STIGs on various operating systemsExperience with IT and/or network and system security administration , including building virtual machines, operating ... create a safer, more secure world.Raytheon is seeking a Systems Engineer Engineer II-Cyber Engineer (P2) to join our...configuration, and account management best practices for UNIX, MS Windows , Red Hat Enterprise Linux , and Cisco… more
    Talent (10/01/25)
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  • Project Manager - Operations - Linux

    BAE Systems (Sterling, VA)
    …s degree in STEM program + AWS Solution Architect Associate, or equivalent + Linux System Administration + Windows System Administration + IBM ... **Job Description** BAE Systems is looking for a Project Manager to...for AI applications. This program delivers engineering services for Linux and Windows cloud-based infrastructure as well… more
    BAE Systems (09/09/25)
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  • Sr. Linux / Windows Systems

    Lockheed Martin (King Of Prussia, PA)
    …experience/combined education\. * Experience with both Linux and Windows system administration , including installing, patching, troubleshooting ... hardening Linux and Windows operating systems \(both bare\-metal and virtual machines\) * System Administration knowledge of LAN and WAN networking… more
    Lockheed Martin (09/24/25)
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  • Senior Systems Administrator - Linux

    ICF (Reston, VA)
    …clearance** . **Key Responsibilities:** + Maintain and administer Linux and Windows operating systems , ensuring system performance and security ... and customer-facing Senior Systems Administrator to support Linux and Windows environments for a critical...Qualifications:** + 6+ years of experience demonstrated experience with Linux and Windows Administration , including… more
    ICF (09/27/25)
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  • Linux / Windows Senior…

    Lockheed Martin (San Diego, CA)
    …Hat Enterprise \- Microsoft Windows Server Setup, Configuration, and Administration \- Experience providing lab support including: Network/ System ... is looking for highly motivated, experienced individuals to perform network/ system administration and support on a variety... \- Experience with server and desktop management of Linux and Windows environments \- Familiar with… more
    Lockheed Martin (07/12/25)
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  • Senior Systems Administrator…

    Mount Sinai Health System (New York, NY)
    …researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems , and help support high-performance computing ... best practices. + At least 6 years of experience in designing, administering and troubleshooting Linux and Windows systems , storage systems , network and… more
    Mount Sinai Health System (09/22/25)
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  • Windows Linux Systems

    General Dynamics Information Technology (Fort Belvoir, VA)
    …(eg, Outlook, Excel, Word, Java, Internet Explorer) + Linux system administration + Familiarity with ticketing systems such as ServiceNow or NETS + ITIL ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux , System Administration , Windows Applications...administrative support for both Windows and Linux environments on physical systems and virtual… more
    General Dynamics Information Technology (07/16/25)
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  • Principal System Administrator,…

    RTX Corporation (Marlborough, MA)
    …+ Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment supporting Windows Server internals ... clearance is required. + Minimum 5 years of direct systems analysis / administration / networking experience...WSUS, VMware, Veeam, MySQL, Remote Desktop Gateway, and Splunk, Windows or Linux administration ; experience… more
    RTX Corporation (09/26/25)
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  • Principal Linux System Administrator

    General Dynamics Information Technology (Livermore, CA)
    …Required:** Yes **Job Description:** $10K Sign-on bonus A Principal Linux System Administrator Maintains an organization's computer systems ' workflows and is ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux ,Microsoft Server Operating Systems ,Microsoft Windows ...Enterprise Linux 7, Red Hat Clustering + System administration and IT certification in … more
    General Dynamics Information Technology (08/09/25)
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