• System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …as a System Administrator + Experience with administration of VMware, Linux systems , and Windows servers inclusive of applications, processes the system ... for. **Job Description:** Parsons is seeking a versatile System Administrator to tackle new challenges across the full stack...and performance requirements + Responsible for the administration of Linux systems , and Windows servers inclusive of… more
    Parsons Corporation (09/04/25)
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  • Principal Systems Administrator

    RTX Corporation (Tucson, AZ)
    …US citizens are eligible for a security clearance. + Experience supporting Windows and/or Linux operating systems . + Experience with but not limited too, Active ... required, as only US citizens are eligible for a security clearance​ **Security Clearance:** Top Secret - Current At Raytheon, the foundation of everything we do is… more
    RTX Corporation (08/21/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    …change requests; support for implementation, troubleshooting and maintenance of Unix/ Linux systems ; Perform technical evaluations, analysis, and troubleshooting ... System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is...servers. Manage day-to-day operations, monitoring and problem resolution of Linux systems . Activities include installation and maintenance… more
    Assertive Professionals (10/09/25)
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  • Network Administrator - Navy Integrated…

    Huntington Ingalls Industries (San Diego, CA)
    …secure and reliable network infrastructure in support of mission-critical naval training systems . The Network Administrator will manage server and workstation ... preferred. + Experience with system release upgrades (preferred) + Linux + or Microsoft Certified Solutions Associate/ Administrator (MCSA/MCSA) certifications… more
    Huntington Ingalls Industries (07/12/25)
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  • Senior HPC Administrator (High Performance…

    Mount Sinai Health System (New York, NY)
    …data warehouse team and a research data services team. The **Senior HPC Administrator , High Performance Computational and Data Ecosystem** , is responsible for a ... at Mount Sinai. This ecosystem includes high-performance computing (HPC) systems , clinical research databases, and a software development infrastructure for… more
    Mount Sinai Health System (08/16/25)
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  • System Engineer, Linux and Windows, Secret…

    DeVine Consulting, Inc. (Monterey, CA)
    …or SSCP) Certification + CE/OS Certification + Experience serving as a system administrator for Microsoft O365, VMWare,Vsphere and NsX-T, Linux Red Hat, Windows ... Experience maintaining a high availability datacenter + Expertise in operating systems (Windows, Linux ), networking protocols, storage technologies, cloud… more
    DeVine Consulting, Inc. (09/07/25)
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  • Simulation Technician/System Administrator

    KBR (Fort Bliss, TX)
    Administrator Program Summary KBR's Missile, Aviation, and Ground Systems (MAGS) division delivers mission engineering solutions for critical US Army ... + Overseas travel is required 20-30 percent annually. + Perform as a system administrator for all simulation and network systems . + Perform system integration of… more
    KBR (09/26/25)
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  • NITE System Administrator IV

    Huntington Ingalls Industries (Virginia Beach, VA)
    …customer service orientation Preferred Requirements + Degree in Computer Science, Information Systems or related + Linux + or Microsoft Certified Solutions ... its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures… more
    Huntington Ingalls Industries (09/17/25)
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  • System Administrator

    Koniag Government Services (Huntsville, AL)
    …Public Law 88-352_** **Job Details** **Job Family** **IT, Cyber Security, Network Systems ** **Job Function** ** Systems Administrator ** **Pay Type** ... on-premises and cloud environments. Minimum Qualifications: + Strong knowledge of operating systems (Windows Server, Linux ). + Proficiency in Active Directory,… more
    Koniag Government Services (07/30/25)
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  • System and Network Administrator Engineer…

    The Boeing Company (El Segundo, CA)
    …your future with us. The Boeing Company is looking for a **System and Network Administrator Engineer** to join our Space Systems Verification and Test team in ... computer science + Current CompTIA Security+ certification + Experience in Operating Systems : Windows Server, RedHat Enterprise Linux , Oracle Enterprise Linux more
    The Boeing Company (10/08/25)
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