• Principal/Sr. Principal Systems…

    Northrop Grumman (Patuxent River, MD)
    …system integration, sustainment, and ground/flight test support. + Perform as a Windows \VMware System Administrator for a classified government contract. + ... Perform as a Linux \Redhat System Administrator for a classified government...Current valid DoD 8570 Certification in a primary OS ( Windows , Linux , Cisco). + Experience operating under… more
    Northrop Grumman (12/12/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business ... with Polygraph Timeline Pipeline Description Assertive Professionalsis seeking aSystem Administrator with Polygraph supporting ourNational Security Customer in Chantilly,… more
    Assertive Professionals (10/09/25)
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  • Senior Database Administrator

    Highmark Health (Jackson, MS)
    …resolve problems related to the DBMS technology and computing platform such as Z/OS, UNIX, Linux , and Windows + Take a lead role in conducting root cause ... Citizen (due to contractual/access requirements) We are seeking a Database Administrator with experience in PostgreSQL databases within Google Cloud Platform (GCP),… more
    Highmark Health (10/28/25)
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  • Systems Administrator

    Hyundai Autoever America (San Diego, CA)
    …will include but not necessarily be limited to the following: + Administer and maintain Windows Server and Linux systems; including strong command of Linux ... administration experience in a medium-to-enterprise environment. + Strong command of both Linux (RHEL/Ubuntu) and Windows Server operating systems. + Hands-on… more
    Hyundai Autoever America (12/17/25)
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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 ... technologies. General Atomics is seeking to hire a Systems Administrator to join our team. This position will be...communication skills + Operating systems: Primary: Red Hat Enterprise Linux 8+. Secondary: Other Linux , Windows more
    General Atomics (01/03/26)
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  • System Administrator , High Performance…

    RTX Corporation (Tucson, AZ)
    …eligible for a security clearance​ **Security Clearance:** Secret - Current **System Administrator , High Performance Computing (HPC) - P2** ** Senior Analyst ... Digital Technology with High Performance Computing Administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. This candidate… more
    RTX Corporation (10/24/25)
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  • Associate System Administrator

    Lockheed Martin (Littleton, CO)
    …Responsibilities** * Day to day Operations - Monitor, maintain, and support Windows / Linux servers, virtualization platforms, and storage systems supporting TSS\. ... of hands\-on system administration or technical support in a Windows / Linux environment Technical Skills: Windows ...effectively in a rapid paced, team environment * CompTIA Linux \+ or Red Hat Certified Systems Administrator more
    Lockheed Martin (12/18/25)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …operations with distributed teams across multiple geographic locations + Experience managing Windows and Linux server environments + Knowledge of network ... position and is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a US Navy Training… more
    SimIS Inc. (12/22/25)
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  • Sr. IAM Administrator (IT@JH Enterprise…

    Johns Hopkins University (Baltimore, MD)
    …+ MS SQL Server Administration + Windows Server Administration + Linux Server Administration Classified Title: Sr. IAM Administrator Job Posting Title ... independent decision-making and leadership in IAM practices. Furthermore, the Senior IAM Administrator will mentor and guide IAM Administrators and IAM Analyst,… more
    Johns Hopkins University (11/20/25)
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  • Systems Administrator V

    General Atomics (San Diego, CA)
    …and advanced electric, electronic, wireless and laser technologies. We are seeking a Linux Systems Administrator in San Diego, CA, for a full-time, on-site ... + Plans and manages day-to-day operation and maintenance of computer systems, including Windows , + Linux and Unix operating systems and applications. +… more
    General Atomics (12/27/25)
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