• Senior Linux/Unix Administrator

    S4 Inc. (Omaha, NE)
    Administrator ; or Red Hat Certified Engineer; or Oracle Certified Professional Solaris System Administrator ; or Red Hat Certified Specialist in Ansible ... Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 is seeking an...Assist with deploying and managing virtual machines and storage systems (VMware, NetApp) + Maintain accurate system more
    S4 Inc. (01/07/26)
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  • Senior Systems Administrator

    ISYS Technologies (Colorado Springs, CO)
    …the space initiatives of our government customers. I2X Technologies is seeking a Systems Administrator to support ongoing activities for a customer in Colorado ... Linux servers + Install and configureRed Hat Linux/ Windows / Solaris operating systems + Ensure compliance with...to the use of computing resources + Setting up administrator and service accounts + Maintaining system more
    ISYS Technologies (01/16/26)
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  • Senior Unix System Administrator

    SMX (Patuxent River, MD)
    Senior Unix System Administrator (4608)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a driven and experienced Senior ... exposure to AWS beyond core services + Senior-level experience with Solaris system administration **Application Deadline:** 3/2/2026 \#cjpost #LI-Hybrid The… more
    SMX (12/04/25)
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  • Principal System Administrator

    DCCA (Annapolis Junction, MD)
    Principal System Administrator Location Annapolis Junction, MD Job Code 2270 # of Openings 1 Apply Now ... and benefits package. Visit our website at: www.dcca.com Principal System Administrator Candidate must have an active...7,8 Linux, VMWare Vcenter Server and Vsphere client, Sun Solaris 9, 10, Dragon Intrusion Detection, Oracle 10 RDBMS.… more
    DCCA (11/17/25)
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  • Managed File Transfer Administrator

    System One (Herndon, VA)
    …Working knowledge of containerization and orchestration (Docker, Kubernetes). * Strong UNIX Solaris / Linux systems administration skills. * Strong Experience ... Managed File Transfer Administrator 100% Remote Security Clearance: Per government contract...experience. Must have strong administration support skills in UNIX ( Solaris / Linux) on premises and AWS environments. Experience… more
    System One (01/14/26)
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  • F-22 iMIS System Administrator

    Lockheed Martin (Langley Air Force Base, VA)
    **Description:** Join the Lockheed Martin Aeronautics Field Sustainment Team as an IT Systems Administrator for our Langley Air Force Base, Virginia office\. As ... IMIS leadership * Backups, restores, and disaster recovery of systems /databases/network equipment * System /software/firewall/account maintenance and monitoring *… more
    Lockheed Martin (12/10/25)
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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 ... not limited to:** + Configure and manage Linux and Solaris operating systems and installs/loads operating ...a degree. + 15+ years of experience as a System Administrator or related experience in programs… more
    ManTech (12/24/25)
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  • Systems Administrator

    William C Brown Inc (Springfield, VA)
    Systems Administrator EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without ... protected by law. Description WCBinc is looking for a Systems Administrator to join our team to...Provide support for implementation, troubleshooting and maintenance of IT systems and management of system infrastructure and… more
    William C Brown Inc (01/13/26)
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  • System Administrator

    Lockheed Martin (Kirtland AFB, NM)
    …around the world\. **THE WORK** Lockheed Martin is seeking a highly skilled System Administrator to join our dynamic and diverse Information Technology team, ... systems * Five years of experience as a Systems Administrator \(SA\) in programs and contracts...file share management * Experience with common industry operating systems , such as Windows Server \(2008\-2019\), Linux, Solaris more
    Lockheed Martin (12/13/25)
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  • System Administrator , High…

    RTX Corporation (Tucson, AZ)
    …are eligible for a security clearance​ **Security Clearance:** Secret - Current ** System Administrator , High Performance Computing (HPC) - P2** **Senior Analyst ... to lead and support the engineering community. + Perform OS tuning to maximize system performance on high performance computing systems . Work across DT functions… more
    RTX Corporation (10/24/25)
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