• Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …US citizenship is required, as only US citizens are eligible for a security clearance . + Must have Windows or Linux experience systems administration experience. ... an Operating System Certification) + Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD /RMF + In-depth working experience in Windows Server + Experience with… more
    RTX Corporation (12/29/25)
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  • Cyber Security Engineer

    Lockheed Martin (King Of Prussia, PA)
    …* Certified Information Systems Security Professional \(CISSP\) * Active TS/SCI Security Clearance is required **Desired Skills:** Active DoD Secret or Top ... Excellence and Mission Success\. Applicant should have experience with RHEL, Windows , and cybersecurity principles\. As a cybersecurity engineer you will have… more
    Lockheed Martin (12/20/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    …experience, OR in lieu of degree, eight years of position related work experience + An active DoD Top Secret security clearance + A DoD 8570 IAT Level II or ... issues + Install, configure, harden, patch, tune, and upgrade Windows /RHEL Servers that support system deployments + Support the...have a SECNAV 5239 qualifying degree AND obtain a DoD 8570 IAT Level II certification within 6 months… more
    BAE Systems (12/16/25)
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  • Principal Engineer Software/Sr. Principal Engineer…

    Northrop Grumman (Melbourne, FL)
    …languages, in a Linux environment is required. Ability to obtain and maintain a DoD secret security clearance and Special Program Access is a required. ... experience developing tests for software in a Linux and Windows environment. + Excellent oral and written communication skills...US citizen with ability to obtain and maintain a DoD Secret level security clearance . Interim … more
    Northrop Grumman (12/16/25)
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  • Vulnerability Remediation and Patching Support…

    Link Solutions Inc (Adelphi, MD)
    …at Adelphi, MD. + Must be a US Citizen + Must have an active DoD Top Secret Clearance + Non-remote (relocation incentive available) The Vulnerability Remediation ... Coordinate and execute OS and third-party software patching across Windows , Linux (RHEL), and macOS platforms. + Maintain and...be a US Citizen. + Must have an active DoD Top Secret Clearance . + MS or… more
    Link Solutions Inc (01/06/26)
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  • Systems Engineer (Engineer Systems 5)

    HII (Suffolk, VA)
    …troubleshooting and documentation skills * Must have and be able to maintain a DoD Secret Clearance * Ability to work independently and collaboratively in a ... Full Time/Salaried/Exempt Anticipated Salary Range: $135,954.00 - $208,000.00 Security Clearance : Secret Level of Experience: Senior This opportunity resides with… more
    HII (12/18/25)
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  • Application Architect

    General Dynamics Information Technology (Fairfax, VA)
    …in systems integration, application deployment, configuration, and maintenance + Current Secret clearance + DoD 8570 IAT Level III certification + Experience ... **Req ID:** RQ211224 **Type of Requisition:** Regular ** Clearance Level Must Be Able to Obtain:** Secret...Architect on an enterprise Zero Trust Program for a DoD client your responsibilities will include: + Defining the… more
    General Dynamics Information Technology (12/17/25)
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  • HBSS Administrator

    Leidos (Fort Belvoir, VA)
    …high-energy environment and adapt to shifting priorities . Must possess an active DoD TS/SCI Clearance at time of consideration **Key Responsibilities:** + ... Viewer experience, and ACAS expertise. + Expert with Microsoft Windows , Linux, and system virtualization in a secure network...and verbal presentation skills + Must possess an active DoD TS/SCI Clearance at time of consideration.… more
    Leidos (12/03/25)
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  • Linux System Administrator (Intermediate-Level)

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    …Proving Ground, MD. + Must be a US Citizen + Must have an active DoD Top Secret Clearance . + Non-remote (relocation incentive available) Our Linux System ... responsible for the installation, configuration, maintenance, and security of Windows -based workstations and services in compliance with DoD...be a US Citizen. + Must have an active DoD Top Secret Clearance . + Must have… more
    Link Solutions Inc (11/24/25)
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  • Network Architect

    Amentum (Honolulu County, HI)
    …team on architectural matters. + Ensure that the architectures are aligned with DoD and USINDOPACOM standards. + Collaborate with other engineers and stakeholders to ... network extensions. + Must have an active Top-Secret security clearance , with SCI eligibility later during employment. Note: US...5 years of experience supporting the Department of Defense ( DoD ), including at least 3 years of experience in… more
    Amentum (10/31/25)
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