• Senior Linux/Unix Administrator

    S4 Inc. (Omaha, NE)
    …: Occasional Salary: Commensurate with experience Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 is seeking an ... Time | Comprehensive and competitive benefits Job Title: Senior Linux/Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: TS/SCI Education: Bachelor's… more
    S4 Inc. (10/08/25)
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  • Senior Systems Administrator

    Exeter Government Services, LLC (Miami, FL)
    SCITES - Senior System Administrator Location: Doral, FL Required Clearance: TS or Secret w/SSBI (Tier 5 Investigation) Certifications: DoDM 8570 IAT Level II ... and one of the following: MCSA Server 2016, Azure Administrator AZ-104 , or Red Hat Certified System ...awarded 6.5 year contract supporting server management for the Network Operations and Security Center (NOSC) . Successful candidates… more
    Exeter Government Services, LLC (11/30/25)
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  • Senior Network Administrator

    TekSynap (Radford, VA)
    …locations. + Lead the planning, deployment, and maintenance of new network infrastructure and configurations. + Create and maintain technical documentation, standard ... procedures (SOPs), and policies to support consistent and secure network operations. + Monitor and tune network ...to meet program and contract needs. + Amount of Travel : Less than 10% **PHYSICAL DEMANDS** The physical demands… more
    TekSynap (10/25/25)
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  • SharePoint Administrator Expert (SME)…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …related experience **US Citizenship Required:** Yes **Job Description:** **SharePoint Administrator Expert (SME) - TS/SCI required** Make meaningful contributions ... most complex government, defense, and intelligence projects. Join GDIT as a **SharePoint Administrator Expert (SME)** with for a career where your growth is just as… more
    General Dynamics Information Technology (10/29/25)
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  • Linux System Administrator

    CACI International (Sarasota, FL)
    Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... Regular Percentage of Travel Required: Up to 10% Type of Travel...CACI has an immediate opening for a Linux Systems Administrator , with a Top Secret Clearance (TS/SCI) with polygraph… more
    CACI International (10/04/25)
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  • Network Administrator , Sr / Secret…

    Lockheed Martin (Palmdale, CA)
    **Description:** This position is to join the Classified Network Operations Team Supporting LM Aeronautics in Palmdale, CA\. This position will support classified ... network infrastructure covering maintenance, troubleshooting and daily operations supporting...in Palmdale, CA with rotating on\-call support and occasional travel \. **Basic Qualifications:** \- Experience with configuration and management… more
    Lockheed Martin (11/26/25)
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  • Contract Administrator / Principal Contract…

    Northrop Grumman (Sunnyvale, CA)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL : Yes, 10% of the Time **Description** At Northrop Grumman, our employees have ... By joining in our shared mission, we'll support yours of expanding your personal network and developing skills, whether you are new to the field, or an industry… more
    Northrop Grumman (12/11/25)
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  • LINUX Systems Administrator - Active Top…

    General Dynamics Information Technology (Washington, DC)
    …related experience **US Citizenship Required:** Yes **Job Description:** **Linux Systems Administrator ** **- Active Top Secret Required** Seize your opportunity to ... make a personal impact as a **Linux** **Systems Administrator ** with GDIT. A career in systems administration means connecting and enhancing the systems that matter… more
    General Dynamics Information Technology (12/05/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our team, bringing professionalism ... our best becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services position supporting the NNSA (National Nuclear Security… more
    General Dynamics Information Technology (09/16/25)
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  • Windows Server Administrator / Principal…

    Northrop Grumman (Wright Patterson AFB, OH)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL : Yes, 10% of the Time **Description** At Northrop Grumman, our ... making history. Northrop Grumman is seeking a Windows Server Administrator /Principal Windows Server Administrator to maintain and...be an active part of a team of Systems, Network , and Storage Administrators who collaborate to support two… more
    Northrop Grumman (12/03/25)
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