• Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …for a degree. + 20+ years of related experience in systems administration or IT operations. + Experience with Linux , including installation, configuration, ... ManTech seeks a ** Senior Linux System Administrator** to join...capacity analysis and system planning. + Configure and manage Linux and Windows operating systems ; install, load,… more
    ManTech (10/14/25)
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  • Jr./Mid-Level Networking Systems…

    Belay Technologies (Annapolis Junction, MD)
    …complex equipment/ systems (ex. Network Switches, Routers, LANs, & cabling, Windows/ Linux operating systems , VMware, etc.). + Must have experience installing, ... respond to hardware and software incidents and work with senior system administrators, at times remotely from other locations....updating, and upgrading Linux Operating Systems (OS). + Must have… more
    Belay Technologies (11/07/25)
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  • Senior Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …some of, but not limited to, the following technologies: Windows or Linux administration , backup, and recovery enterprise suite **Preferred Qualifications:** + ... candidate is responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to a Linux /Windows… more
    RTX Corporation (09/26/25)
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  • DreamWorks Technology - Sr. Systems…

    NBC Universal (Glendale, CA)
    …I need to have in order to do this job?" + Minimum 10+ years as a Senior Linux system administration in a large (500+system) environment + Develop tools ... is expected to be completed during 2025. DreamWorks Animation is seeking a Senior Systems Administrator to join its multi-platform Infrastructure Engineering and… more
    NBC Universal (11/14/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    Mantech seeks a motivated, career and customer-oriented ** Senior Linux System Administrator** to join our team in **Ft. Meade, MD** . In this role, you will ... system capacity analysis and planning. + Configure and manage Linux operating systems ; install and maintain OS...be substituted for a degree + 14+ years of Systems Administration experience. + Must be proficient… more
    ManTech (10/25/25)
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  • Linux Systems Administrator

    Huntington Ingalls Industries (Nellis AFB, NV)
    …Who We Are Mission Technologies, a Division of HII, is seeking a Linux Systems Administrator Lead to support a Modeling, Simulation, and Training ... You Will Do + Maintain continuous operation of multi-user Linux computer systems to ensure team can...management and/or mentoring experience. + Must have experience with LINUX system administration . + Must be capable… more
    Huntington Ingalls Industries (10/03/25)
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  • Senior Linux System Administrator

    BMO Financial Group (New York, NY)
    …computer science, engineering, information systems , math or business. + Red Hat Linux Systems Administration experience: 8 years including server builds ... and handles day-to-day activities 7/24/365 required to run the mission critical systems for the company ensuring business service levels are met and environments… more
    BMO Financial Group (11/07/25)
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  • Linux Systems Administrator

    CACI International (Reston, VA)
    …and production support of large applications/ systems . + Windows and Linux server system administration experience. + Ability to work collaboratively ... Linux Systems Administrator Job Category: Information...production environments. + Automate tasks to improve system and administration efficiencies. + Provide technical support for development activities… more
    CACI International (10/18/25)
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  • Field Engineer/ Linux Systems…

    Huntington Ingalls Industries (Columbia, MD)
    …with a TS+ level clearance as well. + At least 9 years of experience in Linux Systems Administration with Bachelors in related field; 7 years relevant ... during the interview process. Job Description Enlighten is looking for a Field Engineer/ Linux Systems Administrator to support operational systems at… more
    Huntington Ingalls Industries (11/06/25)
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  • System Administrator- Linux

    Leidos (Annapolis Junction, MD)
    …complex equipment/ systems (ex. Network Switches, Routers, LANs, & cabling, Windows/ Linux operating systems , VMware, etc.). + Must have experience installing, ... respond to hardware and software incidents and work with senior system administrators, at times remotely from other locations....updating, and upgrading Linux Operating Systems (OS). + Must have… more
    Leidos (11/19/25)
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