• Specialist, Systems Engineer - RC-135 Computer…

    L3Harris (Offutt AFB, NE)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Specialist, Systems Engineer - RC-135 Computer Systems Administrator ... L3Harris is seeking a Specialist, Systems Engineering, RC-135 Computer Systems Administrator (CSA) for our location at Offutt AFB, Nebraska, supporting the… more
    L3Harris (01/10/26)
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  • CSfC Systems Administrator

    CACI International (Fort Bragg, NC)
    …* * **The Opportunity:** We are seeking a well rounded Systems Administrator with Systems, Network and Security operations experience. **Responsibilities:** The ... CSfC Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of… more
    CACI International (01/09/26)
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  • Networking Administrator…

    Link Solutions Inc (Adelphi, MD)
    …for CMMI ML3 for Services and Development. Link Solutions is seeking a Networking Administrator (Intermediate-Level) to join our team at Adelphi, MD. + Must be a US ... Secret Clearance + Non-remote (relocation incentive available) The Networking Administrator position will require an understanding of enterprise network… more
    Link Solutions Inc (01/06/26)
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  • Network Administrator (Senior-Level)

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    …for CMMI ML3 for Services and Development. Link Solutions is seeking a Network Administrator (Senior-Level) to join our team at Aberdeen Proving Ground, MD. + Must ... Top Secret Clearance. + Non-remote (relocation incentive available) The Network Administrator (Senior-Level) will be responsible for supporting the Army Research… more
    Link Solutions Inc (01/06/26)
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  • Infrastructure Engineer/ Administrator

    CACI International (Mclean, VA)
    Infrastructure Engineer/ Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands on experience with the full lifecycle development and… more
    CACI International (12/26/25)
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  • Windows System Administrator 2

    M. C. Dean (Falls Church, VA)
    …lives, and changing the world for the better. We are seeking a **System Administrator 1** to join our ** Security and Electronic Systems (SES)** business Unit. ... team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric… more
    M. C. Dean (12/23/25)
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  • System Administrator

    CACI International (Ashburn, VA)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel ... **The Opportunity:** CACI is currently looking for a System Administrator with agile methodology experience to join our BEAGLE...in Agile Software Development for the Department of Homeland Security (DHS). As a member of the BEAGLE ASF… more
    CACI International (12/13/25)
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  • System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …and redefine what's possible. **Job Description:** Parsons is seeking a versatile System Administrator to tackle new challenges across the full stack as we continue ... to push security forward. Parsons' extensive experience in the cleared space,...experience + 5+ years of experience as a System Administrator + Experience with administration of VMware, Linux systems,… more
    Parsons Corporation (12/04/25)
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  • VMware ESXI Administrator

    Trace Systems Inc (Portsmouth, VA)
    Job Overview Job Title: VMware ESXI Administrator Location: Portsmouth, VA Job Responsibilities Trace Systems is seeking a VMware ESXI Administrator to support ... (HA) configurations. + Evaluate and support VMware upgrades, patches, and security hardening. + Administer and maintain Active Directory Domain Services (AD… more
    Trace Systems Inc (11/27/25)
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  • Systems Administrator

    Northrop Grumman (Aurora, CO)
    …Northrop Grumman Space Systems (NGSP) seeks to fill a **System Administrator ** supporting Integrated National Systems (INS) Business Unit (BU). This position ... as routers, switches, firewalls, load balancers etc. Candidates are required to be Security + certified. Candidates must have the ability to work within a group or… more
    Northrop Grumman (11/27/25)
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