• Senior Systems Administrator

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a highly skilled ** Senior Systems Administrator ** to support mission-critical operations across various laboratory ... and network file systems to address complex mission-specific challenges. The ** Senior Systems Administrator ** will work in dynamic lab settings,… more
    Leidos (06/11/25)
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  • Senior Systems Administrator

    First Division Consulting (Dahlgren, VA)
    …contingent on contract award** Position Overview: First Division Consulting is seeking a Senior Unix/Linux Systems Administrator to support a Department of ... The selected candidate will play a key role in managing RDT&E ( Research , Development, Test & Evaluation) environments, ensuring the functionality, security, and… more
    First Division Consulting (06/19/25)
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  • Senior Network Administrator

    Chenega Corporation (Arlington, VA)
    …the network systems that support core organizational functions. The ** Senior Network Administrator ** leads efforts in planning network architecture, ... **Req ID:** 36980 **Summary** ** Senior Network Administrator ** **Arlington, VA** Are...VPN technologies. + Knowledge of firewall policies, intrusion detection/prevention systems (IDS/IPS), access control, and endpoint protection. + Expertise… more
    Chenega Corporation (08/01/25)
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  • Senior Network Administrator

    Service Source (Oakton, VA)
    …IT network infrastructure remains secure, available, and reliable. In this role, the senior network administrator is ultimately responsible for managing the use ... integrity through active monitoring of error logs and user-reported network issues. The senior network administrator conducts regular audits to ensure that the … more
    Service Source (05/22/25)
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  • Senior SQL Server Database…

    Chenega Corporation (Fort Belvoir, VA)
    Senior SQL Server Database Administrator Ft. Belvoir, VA Join our Talent Network Senior SQL Server Database Administrator Ft. Belvoir, VA C-CHR-24-037 ... by best practices, Army policies, and DoD standards (Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs)). + Install,… more
    Chenega Corporation (06/02/25)
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  • System Administrator - Senior Level

    Nightwing (Sterling, VA)
    …community, defense, civil, and commercial markets. Nightwing is seeking a highly motivated Systems Administrator to join a mature program in the Sterling VA ... location. The qualified Systems Administrator will support a very dynamic program in a world-class operations facility and must have a broad range of experience… more
    Nightwing (06/27/25)
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  • Senior Network Administrator

    SAIC (Reston, VA)
    **Description** SAIC, a leading provider of systems development & deployment, targeting & intelligence analysis, systems engineering & integration, and training ... of national importance. We are seeking a highly motivated Network Administrator to join our National Intelligence Program supporting the operations, maintenance… more
    SAIC (06/03/25)
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  • Systems Administrator

    Huntington Ingalls Industries (Fairfax, VA)
    …video: https://vimeo.com/732533072 Job Description HII-Mission Technologies Division is seeking a Systems Administrator to join our Data Engineering Team in ... of IT experience and a completed Bachelor's degree in Information Systems /Technology, Mathematics, Operations Research , Statistics, or Engineering. * Proven… more
    Huntington Ingalls Industries (06/28/25)
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  • Contract Support Administrator

    KBR (Chantilly, VA)
    Title: Contract Support Administrator - Senior Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense.… more
    KBR (07/16/25)
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  • Physical Security System Administrator 4

    M. C. Dean (Chantilly, VA)
    …Security System Administrator 4** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic Business Unit you will ... for federal, local and commercial customers across high-growth markets. As a System Administrator for our Physical Security Systems , you will be responsible for… more
    M. C. Dean (07/15/25)
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