• Service Desk Specialist, Lead

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    …services operations and sustainment. **Responsibilities** + This individual will support integration, operations , and sustainment of highly technical systems ... proactively detect potential problems. + Provide Tier 1 and Tier 2 support for network connectivity, system performance, and hardware/software issues, escalating… more
    UIC Government Services and the Bowhead Family of Companies (07/08/25)
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  • Senior Systems Sustainment Administrator - Evening

    SAIC (Suffolk, VA)
    …24/7/365 availability and reliability. The position will support end-to-end network , system, and element visibility; facilitate rapid operations , ... enterprise transport network , ensuring...**Specific duties include:** + Provide Tier 2 level engineering operations support to quickly identify, triage, and… more
    SAIC (06/04/25)
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  • Sr. Penetration Tester

    CACI International (Chantilly, VA)
    …Be part of a department with an expanding range of programs focusing on Cyber Operations , where you get to grow on and between programs with peers who are dedicated ... to engage with your co-workers and expand your career network . We are a fun, engaging environment with a...written and oral products + System level and security administration knowledge of computer operating systems. Operating system experience… more
    CACI International (06/21/25)
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  • Information Systems Security Engineer

    KBR (Arlington, VA)
    …in overlapping domains at multiple classifications, including vulnerability analysis, SIEM operations , cyber network defense, cyber operations , malware ... Projects: KBR's work is at the forefront of engineering, logistics, operations , science, program management, mission IT and cybersecurity solutions. + Collaborative… more
    KBR (06/14/25)
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  • Linux Administrator

    General Dynamics Information Technology (Falls Church, VA)
    …A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system administration support for Linux operating systems including installing software, applying ... Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** DISA STIG, Network Architecture,Red Hat Ansible,Red Hat… more
    General Dynamics Information Technology (07/06/25)
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  • System Administrator-Senior Level

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber, data operations , systems integration and intelligence mission support services to meet our ... support a very dynamic program in a world-class operations facility and must have a broad range of...+ 5+ years of experience in IT, cybersecurity, and/or network /systems administration + Proficiency experience with Red… more
    Nightwing (06/27/25)
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  • Systems Engineer/Architect

    ManTech (Herndon, VA)
    …networks. Designs and develops solutions to complex networking problems, system administration issues, or network concerns. Performs systems management and ... + Support the enterprise architecture, design, development, and deployment of network services in support of government customer; collaborate and capture… more
    ManTech (05/22/25)
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  • IT Fielding Engineer

    Amentum (Warrenton, VA)
    …is to support , operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN-TS ES) which is a DoD-provided, TS/SCI, ... computers, and all associated desktop peripherals. + Provide Windows 10/11 desktop administration and end-user support , including operating system deployment and… more
    Amentum (07/12/25)
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  • Senior Systems Administrator - TS/SCI with Poly

    Leidos (Fort Belvoir, VA)
    …Leidos is seeking a highly skilled **Senior Systems Administrator** to support mission-critical operations across various laboratory environments. This role ... + Acquire, configure, and maintain computer servers, operating systems, networks, and network file systems in lab-based environments to support mission… more
    Leidos (06/11/25)
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  • Managed System Engineer

    Lentech, Inc (Quantico, VA)
    …that specializes in delivering advanced, mission-focused technical solutions to support our high-profile intelligence community clients. Clearance: Current TS JOB ... require expertise in system/processor architecture, operating systems, software applications, network protocols, routers, switches, remote access servers, and firewalls.… more
    Lentech, Inc (07/16/25)
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