• System Administrator , Staff

    Parsons Corporation (Chantilly, VA)
    …the undisputed leader in Space because we understand that ensuring our nation's security for future generations depends on it. Parsons creates game changing space ... team that is helping the government solve major national security challenges in the space domain? We need your...your help. Our Team is looking for a **System Administrator ** . In this role you will maintain Information… more
    Parsons Corporation (01/08/26)
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  • Mission Support Administrator…

    Patriot Group International, Inc (Chantilly, VA)
    Mission Support Administrator - Developmental Position Type: Full-Time, Exempt Work Location: Chantilly, VA; McLean, VA Clearance: TS/SCI with polygraph Shift: M-F ... offers an unrivaled hybrid of specialized services by combining security and risk management disciplines with a special operations...perspective. We are looking to hire a Mission Support Administrator - Developmental to join our team in the… more
    Patriot Group International, Inc (01/15/26)
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  • Systems Administrator / Top Secret…

    Lockheed Martin (Arlington, VA)
    …government security investigation and must meet eligibility requirements for access to classified information **Desired Skills:** Experience with or interest in ... **Description:** You will be the Systems Administrator for the Advanced Concepts Lab \(ACL\) -...Windows, Linux, and VMware vSphere/ESXi environments\. *Design and implement security solutions that satisfy customer mandates and mitigate residual… more
    Lockheed Martin (10/22/25)
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  • Expert Systems Administrator

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking a System Administrator for a 200+ FTE technical development program supporting the Sponsor's Entitlement Programs as well as IdAM ... /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The System Administrator will work with a large team of developers, software… more
    Leidos (01/15/26)
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  • Senior Systems Administrator

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking a System Administrator for a technical development program supporting the Sponsor's Attribute Services within the IDAM/ICAM ... space.As a System Administrator on this program, you will design, develop, implement,...using non-quantitative tools and guidelines from past experience. + Security Patching + Support of Servers in an AWS… more
    Leidos (01/09/26)
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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 Percentage ... We are seeking a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join our IT team. The… more
    CACI International (12/18/25)
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  • ServiceNow System Administrator

    Chenega Corporation (Springfield, VA)
    …adhering to best practices and governance standards. + Manage users, roles, groups, and Access Control Lists (ACLs) to ensure system security and compliance. + ... **Req ID:** 38890 **Summary** **ServiceNow System Administrator ** **Springfield, VA** Are you ready to enhance your skills and build your career in a rapidly… more
    Chenega Corporation (01/16/26)
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  • Senior ServiceNow Administrator

    CACI International (VA)
    … access controls, roles, and permissions consistent with federal security and governance requirements. * Troubleshoot complex incidents, service requests, and ... Senior ServiceNow Administrator Job Category: Information Technology Time Type: Full...and management. * Deep understanding of ServiceNow platform architecture, security , and API/integration capabilities. * Proven success performing instance… more
    CACI International (12/02/25)
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  • Tier 3 Network Administrator

    CACI International (Reston, VA)
    Tier 3 Network Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... (UC), Video telecommunication and Streaming services. As a Tier 3 Network Administrator , you'll be challenged with hard complex support problems where you will… more
    CACI International (12/11/25)
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  • Database Administrator (DBA)

    TekSynap (VA)
    … access methods, device allocation, validation checks, organization, protection, security , documentation, and statistical methods. + Conduct quality control and ... ensure accurate and appropriate use of data. + Advise users on database access , usage, and best practices. + Apply knowledge of database technologies, development… more
    TekSynap (11/08/25)
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