• Senior Linux Administrator

    Leidos (Fort Belvoir, VA)
    …Belvoir, VA with on-site as needed in Reston, VA._** **Required Clearance:** Active Top Secret with SCI **Key Responsibilities:** + Provision servers and ... to work well as a part of the DTRA Systems Administration team using ITIL best practices as well...required + Red Hat Certification - Red Hat Certified System Administrator (RHCSA) (Preferred) Come break things… more
    Leidos (12/30/25)
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  • Information Technology Specialist ( Systems…

    Huntington Ingalls Industries (Beale AFB, CA)
    …Full Time/Salaried/Exempt Anticipated Salary Range: $72,152.00 - $115,000.00 Security Clearance: TS /SCI Level of Experience: Mid HI This opportunity resides with ... and intelligence operations. HII designs, develops, integrates and manages the sensors, systems and other assets necessary to support integrated ISR operations and… more
    Huntington Ingalls Industries (01/15/26)
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  • AWS Cloud Administrator

    Space Dynamics Laboratory (North Logan, UT)
    …is required or must be obtained within 30 days of hire + Active Top Secret Clearance Preferred Qualifications + 3-5+ years of hands-on experience administering ... 2025 Space Dynamics Laboratory (SDL) is seeking an AWS Cloud Administrator responsible for implementing, securing, monitoring, and maintaining cloud-based systems… more
    Space Dynamics Laboratory (12/23/25)
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  • Sr. Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …Northrop Grumman Space Systems (NGSP) seeks to find a **Sr. Principal Systems Administrator ** supporting the Integrated National Systems (INS) Business ... **Job Duties:** + Perform as a Linux and Windows System Administrator and able to build these...NAS Storage + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system… more
    Northrop Grumman (11/06/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    ManTech seeks a **Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... troubleshooting, and maintenance of IT systems , as well as manage IT system ...configuration, troubleshooting, and maintenance. **Security Clearance Requirements:** + Active TS /SCI with Polygraph is required to be considered for… more
    ManTech (12/24/25)
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  • Systems Administrator

    Leidos (Chantilly, VA)
    …Systems Administrator . Your job will be supporting as a Linux administrator to provide system maintenance, systems performance optimization along with ... perform technical software configuration, rebooting, and other remedial actions on customer systems . Work will be conducted on-site at our Chantilly, VA location.… more
    Leidos (01/13/26)
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  • Linux Systems Administrator

    Leidos (Springfield, VA)
    **Description** Leidos is seeking an experienced, customer-facing Linux Systems Administrator to join our dynamic team supporting mission-critical infrastructure ... for repetitive tasks. + Maintain and support Enterprise Storage systems (eg, IBM ESS or similar vendor arrays). +...Server administration in hybrid environments. + Red Hat Certified System Administrator (RHCSA) or equivalent certification. +… more
    Leidos (01/16/26)
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  • Systems Administrator

    CACI International (Santa Maria, CA)
    Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of ... * * **Exciting Opportunity: Join Our Team as a Systems Administrator !** Are you passionate about technology...**Security Clearance:** US Citizen is required to obtain DoD Secret to TS /SCI with Polygraph. + **Technical… more
    CACI International (01/13/26)
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  • Cloud System Administrator II

    ManTech (Annapolis Junction, MD)
    MANTECH seeks a motivated, career- and customer-oriented **Cloud System Administrator ** to join our team in Hanover, MD. Our team delivers enterprise ... system solutions **Minimum Qualifications:** + 14+ years of experience as a Systems Administrator or Cloud Engineer supporting programs of similar scope and… more
    ManTech (12/23/25)
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  • Senior Systems Administrator 10k…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **Intelligence Sector's (NSS) Cyber & Analytics Business ... make a difference in National** **Security!** As a Senior Systems Administrator you will play a vital...and Windows environments. + Implement, troubleshoot, and maintain IT systems . + Manage daily IT system configuration… more
    Leidos (11/15/25)
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