• Linux Systems Administrator

    Arena Technical Resources, LLC (St. Louis, MO)
    Linux Systems Administrator Location: St. Louis, MO, US Job ID: ATR 17232 Job Description We are looking for a talented TS/SCI cleared Red Hat Data Center / ... Systems Administrator in St. Louis, MO to...of cloud computing engineers, high performance computing (HPC) specialists, network engineers and systems administrators. The environment… more
    Arena Technical Resources, LLC (10/06/25)
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  • Systems Administrator

    Leonardo DRS, Inc. (Largo, FL)
    …to administer servers, databases, and other system components and peripherals. As a Systems Administrator you will be responsible for ensuring high levels of ... tune on-premisis connected and standalone, high and low, information systems and network connections (LAN and WAN)...of directly related experience in current principles and practices systems administration - three ( 3 ) or more… more
    Leonardo DRS, Inc. (10/24/25)
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  • Staff Linux/Windows Systems

    Lockheed Martin (King Of Prussia, PA)
    …the boundaries of technology to help our customers achieve their missions\. The Work: As a Systems Administrator on the ECIW team, you will: \- Work in an agile ... operations, monitoring and problem resolution for all of the client/server/storage/ network devices \- Patch and harden Linux RedHat OS...of start\) * CompTIA Linux\+ or Red Hat Certified Systems Administrator Certification * Ability to provide… more
    Lockheed Martin (12/10/25)
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  • Systems Administrator - (Onsite)…

    RTX Corporation (Jacksonville, FL)
    …the demands of a rapidly evolving global market. Collins Aerospace is seeking a Systems Administrator for a position in Jacksonville, Florida. Due to the ... applicable duties, this position requires 100% onsite employee status. The Systems Administrator will support and maintain enterprise Microsoft infrastructure,… more
    RTX Corporation (11/12/25)
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  • Systems Administrator

    CACI International (Fort Bragg, NC)
    Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... * * * **The Opportunity:** CACI is hiring a Systems Administrator for our customer at Fort...+ Top Secret/SCI Clearance + Security + Certification + 3 years of experience maintaining network , video,… more
    CACI International (12/11/25)
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  • F-22 iMIS System Administrator (Level…

    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 (09/19/25)
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  • ERP & Systems Administrator

    Vitality Works Inc (Albuquerque, NM)
    …that these products are affordable and effective. Position Summary: The ERP & Systems Administrator 's role is to support and maintain our enterprise ... focusing on Microsoft 365, alongside ERP (Deacom) and internal systems as well. This hybrid role bridges the gap...end users. ERP Administration (Deacom): + Act as primary administrator for the Deacom ERP system. + Processes user… more
    Vitality Works Inc (12/12/25)
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  • Network and Systems

    Sierra Nevada Company, LLC (Southern Pines, NC)
    …plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, tuition reimbursement, and more (https://www.sncorp.com/careers/total-rewards/) . ... **IMPORTANT NOTICE:** This position requires the ability to obtain and maintain a Secret US Security Clearance. US Citizenship status is required as this position needs an active US Security Clearance for employment. Non-U.S. citizens may not be eligible to… more
    Sierra Nevada Company, LLC (09/17/25)
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  • Linux Systems Administrator

    CACI International (Fort Meade, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... CACI, Inc! We have an opening for a **Linux Systems Administrator ** with an active TS/SCI w/Polygraph...responsible for resolving IT hardware and software infrastructure (servers, network , security, etc.) issues using systems analysis… more
    CACI International (10/29/25)
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  • Unix Systems Administrator

    Navy Exchange Services (NEX) (Virginia Beach, VA)
    Title: UNIX SYSTEMS ADMINISTRATOR Location: United States-Virginia-Virginia Beach Job Number: 250000Q4 Job Summary: Responsible for installation configuration ... Security , GIAC Security Essentials Certification (GSEC), Security Certified Network Professional (SCNP), Systems Security Certified Practitioner (SSCP);… more
    Navy Exchange Services (NEX) (09/23/25)
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