• CNO Developer/Engineer

    Shuvel Digital (MD)
    …GITI is looking for a senior-level CNO Developer/ Engineer Capable of developing cyber capabilities and exploitation tools at the speed of need. The candidate will ... be responsible for researching, developing, architecting, and testing cyber capabilities/ tools, and techniques within existing or new environments. Successful… more
    Shuvel Digital (09/04/25)
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  • Sr Principal Sys Admin - Identity & Access Mgmt…

    Northrop Grumman (Colorado Springs, CO)
    …and Missile Defense Systems presents an excellent opportunity for a Sr Principal Systems Administrator - Identity & Access Mgmt Systems Administrator ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (09/13/25)
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  • Security Software Engineer - Red Team Penetra

    Imagine One Technology & Management (Dahlgren, VA)
    … systems to mitigate known vulnerabilities. + Operate and administrate computer systems running HP-UX, UNIX, Solaris, Linux and Microsoft Windows. + Identify ... and code design. + Contribute to a System Security Administrator and Operators Manual (SSAOM). Desired Experience: + Five...systems . + Five (5) Years experience in: 1. Linux - firm grasp/demonstrated knowledge 2. Associated Training: COMPTIA… more
    Imagine One Technology & Management (09/24/25)
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  • Enterprise Logging Solution (ELS) Lead

    TekSynap (Ashburn, VA)
    …+ Experience in an enterprise IT environment as an applications or systems administrator working in Windows and Linux environments + Experience with Linux ... the analysis of the current logging capabilities. Ensure that systems within new and existing tools are compliant with...years of experience serving as a senior Certified Splunk Administrator or Architect + Education: Bachelor's of Science in… more
    TekSynap (09/02/25)
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  • Site Reliability Engineer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our ... customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency,...is essential for automating tasks and developing tools. + Linux /Unix Systems Administration: Strong knowledge of … more
    Nightwing (09/26/25)
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  • Network Operation Center Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Columbia, MD)
    …improve the technology supporting our client's no-fail, unique mission? We're looking for a systems administrator who spe cia lizes in Red Hat Enterprise ... Linux to help us build and maintain tailored virtual...defend the United States and its allies. As a systems administrator on our project, you'll ensure… more
    BOOZ, ALLEN & HAMILTON, INC. (10/05/25)
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  • Cloud Engineer (AWS)

    PSEG Long Island (Bethpage, NY)
    …troubleshooting, maintenance, upgrades, patching, performance and overall health of a variety of cyber security tools within a Microsoft Windows, Linux and UNIX ... meet business or technology requirements from application reliability and cyber security hardening perspective. This includes developing, administering and executing… more
    PSEG Long Island (07/31/25)
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  • System Test Data Manager - Secret Clearance

    Lockheed Martin (Schriever AFB, CO)
    …*Active final secret clearance is required *Experience as a data manager or Linux systems administrator *DoD 8570 IAT Level\-II certification \(e\.g\. ... Sensor/Weapon Integration, Algorithm Development, User Interface Development, Automated Testing, Cyber Security, and enhancing critical missile defense technologies\. **The… more
    Lockheed Martin (08/16/25)
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  • Specialist, System Administration - TS/SCI 1

    L3Harris (Rochester, NY)
    …sea and cyber domains in the interest of national security. Job Title: Systems Administrator - TS/SCI Job Code: 27813 Job Location: Rochester, NY Job ... 80 hours worked - and have every other Friday off Job Description: Experienced Systems Administrator responsible for maintaining a mixed Windows and Linux … more
    L3Harris (08/22/25)
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  • Network Communications 3

    Huntington Ingalls Industries (San Diego, CA)
    …its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures ... customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation… more
    Huntington Ingalls Industries (10/13/25)
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