• Network/ System Administrator III

    Global Resource Solutions (Arlington, VA)
    …motivated, detail orientated, and talented individual for the position of Network/ System Administrator III. Job Description: Summary: The Network/ System ... FTP, & SSL + Maintain file servers, Firewalls, network access, Security Monitoring Systems and system documentation as required + Interface with local customers… more
    Global Resource Solutions (09/26/25)
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  • Senior System Administrator

    RTX Corporation (Springfield, VA)
    …tough, meaningful problems that create a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team at the heart of an ... its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based...security clearance. + Minimum Security+ DoD 8570 certification. + System administration across Linux systems . + Experience… more
    RTX Corporation (09/26/25)
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  • Cloud Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** CLOUD SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Cloud Systems Administrator to support our customer on the Nautical contract in the ... CISSP, CISM, or equivalent advanced security certification + Red Hat Certified System Administrator (RHCSA) + Kubernetes certifications (CKA, CKAD) Physical… more
    UIC Government Services and the Bowhead Family of Companies (08/02/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business ... with Polygraph Timeline Pipeline Description Assertive Professionalsis seeking aSystem Administrator with Polygraph supporting ourNational Security Customer in Chantilly,… more
    Assertive Professionals (07/10/25)
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  • Systems Administrator (Multi-Cloud…

    Clark Construction Group, LLC (Mclean, VA)
    We are seeking a highly skilled and experienced Systems Administrator to join our dynamic team. The ideal candidate will possess a deep understanding of ... network connections. + **Security:** + Implement and maintain computer and systems security best practices. + Perform vulnerability management and patch management.… more
    Clark Construction Group, LLC (09/10/25)
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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 ... 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 (09/26/25)
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  • Systems Administrator /Integrator

    General Dynamics Information Technology (Springfield, VA)
    …lead, innovate, and drive strategic change. We are seeking a Mid-Level Systems Administrator / Integrator with proven experience delivering mission-critical ... integration efforts, shaping architectural solutions, and mentoring technical teams. As a Mid-Level Systems Administrator / Integrator, you will be part of a… more
    General Dynamics Information Technology (09/17/25)
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  • Systems Administrator

    Guidehouse (Springfield, VA)
    …SCI (TS/SCI) **What You Will Do** **:** The System Administrator will provide technical support, systems administration, application administration, and ... clearance with a COUNTERINTELLIGENCE (CI) polygraph + Bachelor's Degree + Microsoft Systems Administrator Certification + Microsoft Active Directory, DNS, and… more
    Guidehouse (08/08/25)
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  • AWS System Administrator

    CACI International (Springfield, VA)
    AWS System Administrator Job Category: Engineering Time...team is looking for an AWS System Administrator to work on Enterprise Cross-Domain Systems ... ensure the availability, performance, and security of our cloud-based systems and applications. **Responsibilities:** + Manage AWS resources: Provision, configure,… more
    CACI International (08/26/25)
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  • Data Center System Administrator

    Leidos (Charlottesville, VA)
    …this sounds like an environment where you can thrive, keep reading!_** The Data Center System Administrator will support data center operations. The System ... there is a power failure, and provide general data center system administrator support. They will support hybrid cloud-hosting alternatives. This individual will… more
    Leidos (09/18/25)
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