• Senior Systems Administrator

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    …The Alaka`ina Foundation Family of Companies (FOCs) is looking for a Senior Linux Systems Administrator Range Network . The position will support our ... Senior Systems Administrator ( Linux ) Location HI - Kaua'i Job Code 13533 # of openings 1 Apply Now… more
    Alaka'ina Foundation Family of Companies (11/20/25)
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  • Senior Linux /Unix…

    S4 Inc. (Omaha, NE)
    …with Experience | Full Time | Comprehensive and competitive benefits Job Title: Senior Linux /Unix Administrator Work Location: USSTRATCOM Offutt AFB ... Salary: Commensurate with experience Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator... Administrator Overview: S4 is seeking an experienced Senior Unix/ Linux OS Administrator to… more
    S4 Inc. (01/07/26)
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  • Senior Linux Systems…

    General Dynamics Information Technology (Macdill AFB, FL)
    …Advance how our customers operate while you advance your career. Join GDIT as a ** Senior Linux Systems Administrator ** and build an impactful career in ... people who are driven and resourceful like you. MEANINGFUL WORK AND PERSONAL IMPACT As a ** Senior Linux Systems Administrator ** , the work you'll do at GDIT… more
    General Dynamics Information Technology (12/18/25)
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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 (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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  • 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 Linux System…

    General Dynamics Information Technology (Stennis Space Center, MS)
    Linux ,System Administration **Experience:** 8 + years of related experience **Job Description:** ** Senior Linux System Administrator ** The position is for ... the Senior Linux System Administrator responsible for the servers...for the servers that process data from a global network of buoys, managed by the National Data Buoy… more
    General Dynamics Information Technology (01/10/26)
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  • Senior Linux Administrator

    General Dynamics Information Technology (Falls Church, VA)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system ... and usage charts, including CPU usage, disk usage and network uptime for the Linux Servers. +...as this position will require candidate to engage with senior military and government leadership. + Must be able… more
    General Dynamics Information Technology (10/25/25)
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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...Senior Linux /Unix Administrator to join our team in...and maintain Top Secret clearance + Networking protocols + Network security tools such as firewalls + Vulnerability management… more
    SMX (12/04/25)
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  • Linux Administrator , Senior

    Amentum (Baltimore, MD)
    …continuously trying to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates with ... If so, look no further. Amentum is seeking a ** Linux Administrator , Senior ** to join...operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. Provides support for the… more
    Amentum (01/06/26)
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  • Linux Administrator , Senior

    Amentum (Hanover, MD)
    …continuously trying to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates with ... If so, look no further. Amentum is seeking a ** Linux Administrator , Senior ** to join...operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. Provides support for the… more
    Amentum (11/21/25)
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  • Senior Linux System…

    Belay Technologies (Annapolis Junction, MD)
    …runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Senior Linux System Administrator (SA). The SA provides support for implementation, ... servers, databases, and workstations as well as VMware and Linux server instances and an extensive network ...on an on-call basis. + The Level 3 System Administrator shall possess the following capabilities: + Provide support… more
    Belay Technologies (01/04/26)
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  • Senior Linux Systems…

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **Intelligence Sector,** **Cyber & ... us and make a difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where you'll provide crucial support for the… more
    Leidos (01/06/26)
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  • Senior Linux Systems…

    SAIC (Princeton, NJ)
    **Description** SAIC is recruiting for a ** Senior Linux Systems Administrator ** to join our program as a general technologist to support our NOAA GFDL ... candidate must be an independent self-starter, be adept at supporting both Linux in a heterogeneous environment, and have excellent customer-facing communication and… more
    SAIC (01/08/26)
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  • Senior Linux System…

    GovCIO (Madison, WI)
    …referral to this job (https://careers-govcio.icims.com/jobs/6348/ senior - linux -system- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active...administration duties will be included in this role. + Senior -level RedHat Linux server administration experience, experience… more
    GovCIO (11/07/25)
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  • Senior Linux Systems…

    The Boeing Company (Hazelwood, MO)
    …The Boeing Company's Specialized United States Infrastructure organization is currently seeking a ** Senior Linux Systems Administrator ** to join the team in ... with JSIG/RMF security requirements, including hardware and software installation, network configuration, and troubleshooting + Administer RedHat 7 and higher… more
    The Boeing Company (12/25/25)
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  • Senior Linux System…

    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 ... include but are not limited to:** + Configure and manage Linux (Rocky) operating systems. Installs/loads operating system software, troubleshoots maintains integrity… more
    ManTech (12/25/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …practices. + At least 6 years of experience in designing, administering and troubleshooting Linux and Windows systems, storage systems, network and VMs. + The ... 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… more
    Mount Sinai Health System (12/22/25)
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  • Linux System Administrator

    Nightwing (Sterling, VA)
    network /systems administration + Proficiency experience with Red Hat Linux (RHEL) workstations and servers, including installation, configuration, administration ... defense, civil, and commercial markets. Nightwing is seeking a highly motivated Systems Administrator to join a mature program in the Sterling VA location. The… more
    Nightwing (12/20/25)
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  • Senior Linux Systems…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... how this program "Delivers Mission Success!" Seeking a motivated and experienced Linux System Administrator for a small, diverseteam that provides end-to-end… more
    Leidos (01/08/26)
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