• Sr. System Administrator (Linux)

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our ... systems . This position may require occasional CONUS travel in support of deployments, upgrades, and system sustainment. **Responsibilities may include,… more
    Nightwing (10/29/25)
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  • System Protection Technician T1/T2 (East…

    Dominion Energy (Petersburg, VA)
    System Protection Technician T1/T2 (East Richmond/Midlothian/Petersburg) Dominion Energy is committed to providing reliable, affordable, and increasingly clean ... for this opportunity. **Job Summary** In this role within our System Protection Development Program, you'll participate in the installation, maintenance, and… more
    Dominion Energy (11/20/25)
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  • Land Mobile Radio (LMR) System Technologist

    CACI International (Alexandria, VA)
    …of installing, troubleshooting, or maintaining the system or device. Travel in support of Customer Missions to engineer , design, and install Critical Voice ... and interpret circuit wiring, logic cable diagrams, complete communication system schematic diagrams, and network specifications for...Communications systems in support of Federal Law Enforcement activities throughout the US… more
    CACI International (08/26/25)
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  • Cybersecurity Network Defense Administrator

    GovCIO (Richmond, VA)
    …VA and will be a remote position. **Responsibilities** The Senior Cybersecurity Network Defense Administrator (Information Assurance Engineer - Senior) will be ... **Overview** GovCIO is currently hiring for Cybersecurity Network Defense Administratorto be responsible for performing a variety of network defense activities… more
    GovCIO (09/25/25)
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  • Junior Systems Architect

    General Dynamics Information Technology (Falls Church, VA)
    …training, or work experience. **Experience** : 1-3 years of related experience in Network Engineer , Systems Engineering, and/or IT Operations environment. ... Family:** IT Infrastructure and Operations **Skills:** Communication,Enterprise Architecture,Enterprise IT Architecture, Network Architecture, Systems Design **Certifications:** CompTIA Security+ CE… more
    General Dynamics Information Technology (11/18/25)
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  • Information Systems Security Manager (ISSM)

    AeroVironment (Centreville, VA)
    …**Summary** The Information Systems Security Manager (ISSM) provides information systems security support for DoD and Non-DoD classified systems ... for Information assurance for all site matters + Lead system documentation for information systems authorization +...systems . Founded in 1971 by celebrated physicist and engineer , Dr. Paul MacCready, we've been at the leading… more
    AeroVironment (10/11/25)
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  • Systems Administrator II Generalist Sr…

    V2X (Springfield, VA)
    …+ The Senior Systems Administrator II shall work closely with the activity's Senior Systems Administrator, Network Engineer as well as the IT team to ... ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II shall support the Information Technology (IT) Operations… more
    V2X (11/15/25)
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  • Systems Administrator / Top Secret…

    Lockheed Martin (Arlington, VA)
    … system and network administrator for multiple program and internal R&D systems that support the research and development activities carried out by ACL's ... Martin's Advanced Technology Laboratories \(ATL\) is seeking an IT Systems Engineer / Systems Administrator with a...engineers and scientists\. These systems collectively comprise 75\+ servers and associated … more
    Lockheed Martin (10/22/25)
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  • Help Desk System Specialist 1

    M. C. Dean (Vienna, VA)
    …under the supervision of the Operations Manager. Main responsibilities include: + Answers network support phone calls from customer end users and stakeholders; ... System Specialist** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic...receive and review emails to network support mailbox from end users and… more
    M. C. Dean (08/27/25)
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  • Information Systems Security Manager

    M. C. Dean (Vienna, VA)
    …technologies, including Microsoft Windows and/or Linux operating systems , and system virtualization (multiple hypervisors) in a secure network environment, ... life safety, automation and controls, audio visual, and IT systems . MC Dean is headquartered in Tysons, Virginia, and...Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and… more
    M. C. Dean (09/13/25)
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