• Windows Linux Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Information Technology (GDIT) is looking for a skilled **IT Systems Administrator ** with experience in Microsoft enterprise environments to support a critical ... and mission-focused environment. In this role, you'll **provide Tier II support and systems administration** across multiple large-scale Microsoft-based networks… more
    General Dynamics Information Technology (10/14/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …Virginia. HOW A **SYSTEMS ADMINISTRATORS** WILL MAKE AN IMPACT As the Systems Administrator on this contract, you will be on an engineering team that provides ... on-call rotation for after-hours support.** **Responsibilities:** + Provides Tier II support of IT infrastructure systems and custom mission...is our purpose, and our people are at the center of everything we do. * Growth: AI-powered career… more
    General Dynamics Information Technology (09/06/25)
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  • NITE Network Administrator

    Huntington Ingalls Industries (Virginia Beach, VA)
    …constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business . As a trusted partner to our military customers, HII designs, ... for a short video: https://vimeo.com/732533072 Summary The NITE Network Administrator is responsible for operating, maintaining, and troubleshooting network… more
    Huntington Ingalls Industries (09/23/25)
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  • Sr. Network Administrator - NADTC

    Huntington Ingalls Industries (Virginia Beach, VA)
    …constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business . As a trusted partner to our military customers, HII designs, ... https://vimeo.com/732533072 Summary The Navy Integrated Training Environment (NITE) Network Administrator is responsible for operating, maintaining, and troubleshooting network… more
    Huntington Ingalls Industries (08/23/25)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …general maintenance, upgrades, and new installation of servers and coordinate with data center personnel to execute. Document and generate business processes for ... **US Citizenship Required:** Yes **Job Description:** **HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system administration support for… more
    General Dynamics Information Technology (10/25/25)
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  • Senior System Administrator (C)

    SimIS Inc. (Dahlgren, VA)
    …Inc. is an innovative information technology solution Veteran Owned Small Business (VOSB) that models future environments, requirements, and capabilities, and then ... as a team). SimIS Inc seeks a Senior System Administrator to provide combat system simulation support to the...(M) Combat System Simulations Branch (M33), Naval Surface Warfare Center (NSWCDD), at Dahlgren, VA. The candidate will establish… more
    SimIS Inc. (08/07/25)
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  • Senior Windows Administrator

    TekSynap (Radford, VA)
    …vendor equipment, including firmware version control and preventive maintenance in data center environments. + Recommend and implement new technologies to expand and ... **REQUIRED QUALIFICATIONS** **Experience** + Five (5) years as a Windows Systems Administrator or Engineer, including 3 years of task automation using PowerShell. +… more
    TekSynap (10/25/25)
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  • SIPRNet Administrator

    CACI International (Reston, VA)
    SIPRNet Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of ... scan results from ACA]. + Remediate CAT I/ CAT II / CAT III findings associated with scans of network...At CACI, we place character and innovation at the center of everything we do. As a valued team… more
    CACI International (08/08/25)
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  • Senior Network Administrator

    TekSynap (Radford, VA)
    …upgrades and conduct preventive maintenance for vendor equipment across the data center . + Administer and troubleshoot Palo Alto Firewalls and Cisco network devices, ... days after project join date. **Clearance** + Secret - IT- II Non-Critical Sensitive Clearance or Tier 3 (T3) investigation....the best that information technology offers to meet the business needs of our Federal Government customers. We offer… more
    TekSynap (10/25/25)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …Inc. is an innovative information technology solution Veteran Owned Small Business (VOSB) that models future environments, requirements, and capabilities, and then ... Must meet DOD 8570 requirements for Information Assurance Technician (IAT) Level II + Experience and Knowledge of Navy tactical systems and combat information… more
    SimIS Inc. (09/22/25)
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