• Windows Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a skilled and motivated **Windows Systems Administrator ** to join our team of top Information Technology and Analytic professionals in **Chantilly, ... in maintaining and enhancing the Sponsor's Windows environment, contributing to national security through technical excellence. This dynamic role is embedded in an… more
    ManTech (12/03/25)
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  • System Administrator (TS/SCI Full Scope…

    IBM (Alexandria, VA)
    …impact the world around us. **Your role and responsibilities** As a System Administrator , you will work closely with IBM and clients' leaders to plan, formulate, ... working through the phases of planning, communicating, implementation, and documenting various security mitigations, fixes and patches with a sense of urgency. *… more
    IBM (12/03/25)
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  • Contract Support Administrator Intermediate

    KBR (Chantilly, VA)
    Title: Contract Support Administrator Intermediate Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... solutions to our customers in the intelligence and national security communities. In this position, your work will have...the country's most critical role - protecting our national security . Why Join Us? + Innovative Projects: KBR's work… more
    KBR (10/15/25)
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  • Senior Cloud Administrator - Containers,…

    Cognizant (Richmond, VA)
    **About the role** As a Cloud Administrator specializing in Containers and DevOps, you will make an impact by building secure, scalable, and highly available cloud ... the organization. You will be a valued member of the Cloud Infrastructure and Security team and work collaboratively with the Senior Manager. **In this role, you… more
    Cognizant (01/07/26)
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  • MADSS Administrator

    TekSynap (Arlington, VA)
    …and local JSP policies. + Ensure the availability, reliability, and security of telecommunications network services, including secure and non-secure voice, data, ... and interpersonal skills. + Strong understanding of network operations, security protocols, and compliance requirements. **REQUIRED QUALIFICATIONS** + Experience: +… more
    TekSynap (01/06/26)
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  • System Administrator - Active Secret…

    ENS Solutions (Norfolk, VA)
    This role is contingent upon Contract Award The System Administrator supports secure and resilient operations of PKI infrastructure and associated systems for an ... operating procedures (SOPs). + Ensure continuous compliance with RMF security controls and support the generation and maintenance of...hold a DoD 8570 IAT Level II certification (eg, Security + CE). + Familiarity with tools such as STIG… more
    ENS Solutions (12/27/25)
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  • Sr. SQL Database Administrator (DBA)

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a **Sr. SQL Database Administrator (DBA) in Fort Belvoir, VA** to partner on a large enterprise IT contract for the DOD. The DBA ... include managing databases, handling backups, performing recoveries, and applying security patches. Additional duties involve reviewing data within the database,… more
    Leidos (12/20/25)
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  • SaaS Administrator , Enterprise…

    Evolent (Richmond, VA)
    …the mission. Stay for the culture. **What You'll Be Doing:** The SaaS Administrator is responsible for managing the full lifecycle of SaaS applications across the ... and costs for IT leadership + Collaborate with digital workplace engineering & security teams to establish and document SaaS configuration, security controls,… more
    Evolent (12/20/25)
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  • Subcontracts Administrator

    KBR (Chantilly, VA)
    Administrator Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to ... our customers in the intelligence and national security communities. In this position, your work will have...the country's most critical role - protecting our national security . Why Join Us? + Innovative Projects: KBR's work… more
    KBR (12/18/25)
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  • Senior Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated and skilled **Senior Systems Administrator ** to join our sustainment team in **Chantilly, VA.** In this role, you will support a ... related authentication technologies + Maintain system documentation, configuration management, and security baselines in tools such as GitLab and Confluence +… more
    ManTech (12/13/25)
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