• Senior Systems Administrator - Windows/…

    Mount Sinai Health System (New York, NY)
    …data warehouse team and a research data services team. The **_Senior Systems Administrator /Engineer,_** as a member of the Scientific Computing and Data group, is ... a computational and data science ecosystem for researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems,… more
    Mount Sinai Health System (12/22/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    Linux Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... of Travel: None * * * We are seeking a highly skilled and motivated Linux Administrator to join our Federal IT Operations team. The successful candidate will… more
    CACI International (11/13/25)
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  • Linux System Administrator

    CACI International (Sarasota, FL)
    Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... **The Opportunity:** CACI has an immediate opening for a Linux Systems Administrator , with a Top Secret...Linux servers. + Experience with virtualization environments (eg VMware , Red Hat Virtualization, KVM) Experience with network attached… more
    CACI International (10/04/25)
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  • DreamWorks Technology - Sr. Systems…

    NBC Universal (Glendale, CA)
    …completed during 2025. DreamWorks Animation is seeking a Senior Systems Administrator to join its multi-platform Infrastructure Engineering and Operations team. As ... a Senior Systems Administrator , you will be responsible for administering and architecting...will be responsible for administering and architecting the studio's Linux infrastructure ranging from business as usual tasks, upgrades,… more
    NBC Universal (12/16/25)
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  • Senior Systems Administrator (Unix/…

    EPS Corporation (Dahlgren, VA)
    Senior Systems Administrator (Unix/ Linux ) - (758) Share this job as a link in your status update to LinkedIn. Job Title Senior Systems Administrator (Unix/ ... Job Description EPS Corporation is seeking a highly skilledSenior Systems Administrator (Unix/ Linux )to support enterprise-level networks and systems within a… more
    EPS Corporation (11/13/25)
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  • Senior Systems Administrator - Windows/…

    ManTech (Fairmont, WV)
    **MANTECH** seeks a motivated and customer-oriented **Senior Systems Administrator - Windows/ Linux Dual-Stack Specialist** to join our team in **Boulder, CO** . ... Key Infrastructure (PKI) services. Manage and maintain virtualized environments ( VMware vSphere/ESXi, Hyper-V) and support the administration of cloud platforms… more
    ManTech (11/05/25)
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  • Senior Linux System Administrator

    ManTech (Laurel, MD)
    MANTECH seeks a motivated, career and customer-oriented ** Linux ** **System Administrator ** to join our team in **Laurel, MD.** You will be part of a dedicated ... degree. + 15+ years of experience as a System Administrator or related experience in programs and contracts of...complexity. + Must be proficient with troubleshooting in a Linux Red Hat environment. + Experience with VMWare more
    ManTech (12/24/25)
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  • Principal Linux Administrator (Top…

    RTX Corporation (Richardson, TX)
    …RTX **Enterprise Services** team: **Role Overview:** RTX is seeking a Principal Linux Administrator to support a highly virtualized Enterprise infrastructure ... with a focus on Linux -based systems. The role involves working under the supervision... operating systems in enterprise environments. + Experience managing VMWare virtual environments. + Clearance: Active Top Secret +… more
    RTX Corporation (12/12/25)
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  • Linux Administrator

    Two95 International Inc. (Springfield, MA)
    Title: Linux Administrator Location : Remote (Springfield, MA) Type : Contract to hire Rate : $Best Possible Requirements Responsibilities: + Administer the ... + A minimum of five years working as a Linux Administrator supporting an enterprise environment of...in scripting with Ansible + Hands on experience with VMware and AWS. Benefits Note: If interested please send… more
    Two95 International Inc. (12/08/25)
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  • Sr Principal Linux Systems…

    Northrop Grumman (Boulder, CO)
    …include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively ... Office (CIDO) organization is seeking a highly experienced **Senior Linux Server Admin** to join its dynamic team of...+ Windows server management experience + Windows Active Directory, VMWare , and/or knowledge of NFS storage systems + … more
    Northrop Grumman (12/12/25)
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