• System Administrator

    Nightwing (Sterling, VA)
    …full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our ... in the intelligence community, defense, civil, and commercial markets. Job Title: System Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This… more
    Nightwing (12/26/25)
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  • Cisco Identity Services Engineer/…

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** **CISCO IDENTITY SERVICES ENGINEER/ ADMINISTRATOR (RDTE)** Bowhead has an immediate opening for a Cisco Identity Services Engineer/ ... Administrator (ISE) to provide Design and Engineering Operation and Maintenance support for ISE systems on the classified and unclassified Research,… more
    UIC Government Services and the Bowhead Family of Companies (12/18/25)
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  • Linux Systems Administrator

    BCMC (Arlington, VA)
    …in the lab environment. - Providing ongoing systems administration, technical support , upgrades, patching and troubleshooting services - Develop and maintain ... Lab Manager with experience in Linux, Splunk and Ansible System Administration to support the design, development,...customer mission. Responsibilities: - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux… more
    BCMC (01/15/26)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business ... support for implementation, troubleshooting and maintenance of Unix/Linux systems ; Perform technical evaluations, analysis, and troubleshooting for all supported… more
    Assertive Professionals (01/07/26)
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  • Network Infrastructure/ System

    CACI International (Mclean, VA)
    Network Infrastructure/ System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... of Travel: Local * * * **The Opportunity:** CACI is looking for a Network Infrastructure/ System Administrator to join the Luke Team! You will support the… more
    CACI International (12/17/25)
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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

    Leidos (Chantilly, VA)
    …be supporting as a Linux administrator to provide system maintenance, systems performance optimization along with user support services . You will ... exciting opening for you as our next Tier 2 Service Desk/ Systems Administrator . Your job...through emails that are generated by the Leidos.com automated system - never from free commercial services more
    Leidos (01/13/26)
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  • System Administrator - Active Secret…

    ENS Solutions (Norfolk, VA)
    …with STIGs and system baselines. + Provide Tier 1 and Tier 2 system support for PKI-related service disruptions, certificate issues, and access control ... This role is contingent upon Contract Award The System Administrator supports secure and resilient...Network Security, System Engineering, Program/Project Management, IT support , Solutions, and Services that yield enduring… more
    ENS Solutions (12/27/25)
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  • NCIS Systems Administrator | Shift…

    General Dynamics Information Technology (Quantico, VA)
    …years of experience with systems administration. + Well-rounded general computer system , network administration, and user support experience is necessary + ... Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a ** Systems Administrator ** with GDIT. A career in enterprise IT means… more
    General Dynamics Information Technology (01/16/26)
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  • Linux Systems Administrator

    CACI International (Hampton, VA)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join...Plan leveraging Satellite and YUM. 9. Respond and resolve service outages, technical queries and other system more
    CACI International (12/18/25)
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