• Junior Systems Administrator

    Amentum (Mclean, VA)
    **Amentum** is looking for a **Junior Systems Administrator ** to join our team in **McLean, VA** ! As a Junior Systems Administrator , you will be ... and support of computer systems and networks. **Must have an Active Top Secret /SCI US Government clearance. Note: US Citizenship is required to maintain a Top … more
    Amentum (01/01/26)
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  • Senior Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SENIOR SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Senior Systems Administrator to support our customer on the Nautical contract in the ... CISSP, CISM, or equivalent advanced security certification + Red Hat Certified System Administrator (RHCSA) + Kubernetes certifications (CKA, CKAD) Physical… more
    UIC Government Services and the Bowhead Family of Companies (01/06/26)
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  • Systems Administrator /ISSO

    Tyto Athene (Santa Barbara, CA)
    **Description** Tyto Athene is searching for a ** Systems Administrator /Information System Security Officer** to join our CA team. **Responsibilities:** + ... as part of a delivery pipeline to achieve Authority to Operate (ATO) + Provide system administration of Linux systems . + Maintain an inventory of hardware… more
    Tyto Athene (12/07/25)
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  • System Administrator Automation…

    DCCA (Boulder, CO)
    …compensation and benefits package. Visit our website at: www.dcca.com System Administrator Automation Engineer Must possess a current Secret Clearance For ... System Administrator Automation Engineer Location Boulder,...System Deployment and configuration for RHEL7/8 and SuSE Linux + System security management using RMF… more
    DCCA (12/22/25)
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  • Sr. Administrator (Azure, OpenShift)

    System One (Alexandria, VA)
    Job Title: Sr. Administrator Location: Alexandria, Virginia Type: 6 + months Contract To Hire Contractor Work Model: Onsite (with some flexibility) Security ... Clearance: Secret Clearance US Citizenship Required We are seeking a Sr. Administrator with strong hands-on experience in Microsoft Azure and Red Hat… more
    System One (12/26/25)
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  • Systems Administrator Tier I_ TS/SCI…

    General Dynamics Information Technology (Las Cruces, NM)
    …of directly related experience in systems administration and analysis. + UNIX/ LINUX System Administration - Preferred + Windows System Administration ... Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job...Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in… more
    General Dynamics Information Technology (01/03/26)
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  • Senior Information Systems

    Concurrent Technologies Corporation (Huntsville, AL)
    Senior Information Systems Administrator Concurrent Technologies Corporation Huntsville, AL Minimum Clearance Required: Top Secret Clearance Clearance Level ... powerful solutions. CTC is looking for talented Senior Information System Administrator with experience accrediting, maintaining, and...as well as network management. + Working knowledge of Linux and Windows operating systems (Puppet CM… more
    Concurrent Technologies Corporation (10/19/25)
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  • Principal System Administrator

    RTX Corporation (Mckinney, TX)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current At Raytheon, the foundation of everything we do is rooted ... technology solutions to prevent security threats, protect the integrity of our systems and support RTX's IT infrastructure around the world. **Principal System more
    RTX Corporation (01/10/26)
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  • Cyber Systems Administrator (Active…

    Northrop Grumman (Tampa, FL)
    …Must be able to configure and manage Linux and Windows operating systems upon start date, installs/loads operating system software, patches, and configures ... for you to join our team as a **Cyber Systems Administrator ** based out of **Tampa, FL**...for implementation, troubleshooting and maintenance of Information Technology (IT) systems . + Manages IT system infrastructure and… more
    Northrop Grumman (01/13/26)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …Springfield, Virginia. HOW A ** SYSTEMS ADMINISTRATORS** WILL MAKE AN IMPACT As the Systems Administrator on this contract, you will be on an engineering team ... **Job Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT), Linux , System Administration **Certifications:** CompTIA Security+ CE |… more
    General Dynamics Information Technology (12/06/25)
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