• Senior Systems Administrator

    Amentum (Waimea, HI)
    Amentum is seeking a highly experienced Senior Linux System Administrator to oversee and manage enterprise-level Linux infrastructure in support of US ... following OS Certifications required + Linux + Linux + Red Hat Certified System Administrator (RHCSA)... + Linux + Red Hat Certified System Administrator (RHCSA) **Security Clearance** Top Secret security clearance is… more
    Amentum (09/24/25)
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  • Senior Linux /Unix Systems…

    SMX (Dahlgren, VA)
    Senior Linux /Unix Systems Administrator (4411)at SMX(View all jobs) (https://www.smxtech.com/careers/) Dahlgren, VA SMX is looking for a highly motivated ... Senior Linux /Unix Administrator to join our team in support of Naval Surface Warfare Center Dahlgren Division (NSWCDD) in Dahlgren, VA. The Senior Systems… more
    SMX (12/04/25)
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  • System Administrator - Linux

    Leidos (Annapolis Junction, MD)
    **Description** **System Administrator - Linux ** **Leidos** has a new and exciting opportunity for a **System Administrator - Linux ** in our **National ... and will respond to hardware and software incidents and work with senior system administrators, at times remotely from other locations. Other responsibilities… more
    Leidos (11/19/25)
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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 ... 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

    ManTech (Fairmont, WV)
    **MANTECH** seeks a motivated and customer-oriented ** Senior Systems Administrator - Windows/ Linux Dual-Stack Specialist** to join our team in **Boulder, ... Servers from scratch and designing complex Active Directory environments. + Senior -level experience with Linux system administration, networking, security… more
    ManTech (11/05/25)
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  • Senior Systems Administrator (Unix/…

    TekSynap (Dahlgren, VA)
    …& Qualifications** TheTekSynap is seeking a **S** **enior S** **ystem** ** Administrator (Unix/ Linux ).** The Senior Systems Administrator ... This position provides advanced system administration and engineering support for Unix/ Linux environments within the Navy enterprise. The Senior Systems… more
    TekSynap (10/31/25)
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  • Sr . Linux /Windows Systems…

    Lockheed Martin (King Of Prussia, PA)
    …Certification \(current - will be required within 6 months of start\) * CompTIA Linux \+ or Red Hat Certified Systems Administrator Certification * Ability to ... customers achieve their missions\. The Work: As a Systems Administrator on the ECIW team, you will: \- Work...all of the client/server/storage/network devices \- Patch and harden Linux RedHat OS and works with Security personnel to… more
    Lockheed Martin (11/14/25)
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  • Senior Linux Administrator

    RTX Corporation (Mckinney, TX)
    …world. **What You Will Do:** + Administer, patch, and harden Red Hat Enterprise Linux (RHEL) and related distributions. + Work with Cyber to maintain and monitor ... system availability, performance, and logs using enterprise tools. + Configure and maintain STIG-compliant systems in accordance with DoD security standards. + Automate system tasks using Ansible and Bash shell scripting + Troubleshoot hardware and software… more
    RTX Corporation (11/21/25)
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  • Jr./Mid-Level Networking Systems…

    Belay Technologies (Annapolis Junction, MD)
    …and a finalist in 2021! Belay Technologies is seeking a Jr./Mid-level System Administrator to join our intel team. The selected individual will be responsible for ... and will respond to hardware and software incidents and work with senior system administrators, at times remotely from other locations. Other Responsibilities… more
    Belay Technologies (11/07/25)
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  • Systems Administrator IV

    General Atomics (San Diego, CA)
    …and their utilities: VMware, Azure, AWS + Previous working experience as a Linux Administrator for (10) year(s) with strong server administration experience ... wireless and laser technologies. General Atomics is seeking to hire a Systems Administrator to join our team. This position will be responsible for administration,… more
    General Atomics (12/11/25)
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