• Principal Systems Administrator…

    Northrop Grumman (Colorado Springs, CO)
    …and manage restricted security group additions + Experience in system administration for both Windows Server and Linux operating systems + Experience with ... Systems offers an excellent opportunity for a Principal Systems Administrator - Helpdesk Sys Admin (25-501)...IM, and face-to-face interactions + Experience installing and troubleshooting Windows and Linux applications + Familiar with… more
    Northrop Grumman (10/04/25)
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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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  • Systems Administrator

    KBR (Colorado Springs, CO)
    …to ensure system stability and performance + Install, configure, and upgrade operating systems ( Windows , Linux ) and virtualization environments (VMware) in ... Title: Systems Administrator KBR - Delivering Solutions,...up to 25 lbs. Preferred Qualifications: + Experience with Windows user account management, administration, and access controls +… more
    KBR (10/06/25)
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  • Systems Administrator II (Active…

    NANA Regional Corporation (Vandenberg AFB, CA)
    …System Administrator executes actions necessary to maintain all information systems located on site, and conduct maintenance required to sustain the operability ... and ensure system security measures are correctly documented + Routinely conducts Linux / Windows server antivirus scans and security audit log review +… more
    NANA Regional Corporation (10/02/25)
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  • Systems Administrator - Multiple…

    Noblis (San Diego, CA)
    …recovery of data and maintaining security + Loading operating systems , including Windows , Solaris, Unix and Linux . + Develop active directory user accounts, ... degree with 3+ years of experience providing technical support in operating systems ( Windows , Linux ), networking, and security, along with experience in… more
    Noblis (09/18/25)
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  • IT Systems Administrator

    Leidos (Washington, DC)
    **Description** The Leidos National Security Sector is seeking an experienced ** Systems Administrator ** to provide technical expertise installing, configuring, ... and a minimum of 5 years of professional experience as a Systems Administrator supporting enterprise environments _(additional experience, education and training… more
    Leidos (09/13/25)
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  • IT- Systems Administrator - Intern

    Lockheed Martin (King Of Prussia, PA)
    …We're Doing: Lockheed Martin Rotary and Mission Systems is seeking a IT Systems Administrator college intern candidate to join our team based out of King ... problem resolution for all of the client/server/storage/network devices\. Patches and hardening of Linux RedHat OS and MS Windows \. They will work with Security… more
    Lockheed Martin (09/25/25)
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  • Tier 2 Systems Administrator

    CACI International (Springfield, VA)
    Tier 2 Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... are seeking a skilled and motivated Tier 2 System Administrator to join our growing IT team. In this...escalated from Tier 1. * Administer and maintain servers ( Windows , Linux , Solaris), desktops and applications, printers… more
    CACI International (09/20/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Norfolk, VA)
    …Install, configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design ... with operating and maintaining Microsoft Windows and Linux servers to include operating systems . +...deployments and configuration management. + Experience as a network administrator or systems engineer. + Experience in… more
    ENS Solutions (09/27/25)
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  • Tier II Systems Administrator…

    NANA Regional Corporation (Portsmouth, NH)
    LDRM is looking for a Tier II Systems Administrator to work in Portsmouth, NH. To join our team of outstanding professionals, apply today! **Job Summary:** Tier ... candidate would also be able to support an Oracle Linux 8 server. We use an ITIL model which...on our website at: https://www.onezerollc.com/careers/ **Position Title** : T2 Systems Administrator **Location:** Portsmouth, NH On Site… more
    NANA Regional Corporation (08/29/25)
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