• HVAC Technician 3 - TS /SCI with Polygraph

    M. C. Dean (Charlottesville, VA)
    …Dean** is Building Intelligence(R). We design, build, operate, and maintain cyber -physical solutions for the nation's most recognizable mission critical facilities, ... headquartered in Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and technology systems;… more
    M. C. Dean (08/27/25)
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  • Critical Facility Technician 2 - TS /SCI…

    M. C. Dean (San Antonio, TX)
    …Dean** is Building Intelligence(R). We design, build, operate, and maintain cyber -physical solutions for the nation's most recognizable mission critical facilities, ... headquartered in Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and technology systems;… more
    M. C. Dean (08/30/25)
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  • Facility Engineering Manager 1 - TS /SCI…

    M. C. Dean (San Antonio, TX)
    …Dean** is Building Intelligence(R). We design, build, operate, and maintain cyber -physical solutions for the nation's most recognizable mission critical facilities, ... headquartered in Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and technology systems;… more
    M. C. Dean (10/11/25)
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  • Sr. ISSE TS /SCI Poly

    Leidos (Annapolis Junction, MD)
    …can thrive, keep reading! Leidos has an exciting opportunity for a Senior Security Engineer to join a high performing agile team using the Scaled Agile Framework ... Program execution follows DEVOPS best practices and employs robust development, test and production environments. Our team of security engineers support enhancements… more
    Leidos (09/15/25)
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  • Defensive Cyber Operations Engineer

    ISYS Technologies (Aurora, CO)
    …sponsorship, now or at any time in the future + Active Top Secret security clearance required + Experience using cyber reconnaissance to support a federal ... Minimum Clearance Required Top Secret SCI Responsibilities I2X Technologies...government customers. I2X Technologies is seeking a Sr. Defensive Cyber Operations Engineer to support ongoing activities… more
    ISYS Technologies (10/10/25)
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  • Senior Cyber Lead Engineer

    KBR (El Segundo, CA)
    Title: Senior Cyber Lead Engineer Belong. Connect. Grow....Required Skills and Experience: + Hold and maintain a Top Secret clearance + BA or BS ... required to obtain an ATO. + Coordinates activities of cyber security staff to support program cyber ...programs such as Milstar, AEHF, GPS, SMART-T + Security Test and Evaluation (ST&E) + TS /SCI Clearance… more
    KBR (10/16/25)
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  • Senior Cyber Engineer -Information…

    RTX Corporation (Aurora, CO)
    …to join the Cyber Security Engineering team for a **Senior Cyber Engineer -Information Systems Security Officer (ISSO) - P3** position supporting the ... eligible for a security clearance​ **Security Clearance:** DoD Clearance: TS /SCI At Raytheon, the foundation of everything we do...of prior relevant experience + Active and transferable DoD Top Secret /SCI security clearance is required prior… more
    RTX Corporation (10/09/25)
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  • Cyber Security Researcher (Cross-Functional…

    DarkStar Intelligence LLC (Fort Meade, MD)
    Cyber Security Researcher (Cross-Functional Developer; Research, & Test Engineer ) Location: Fort Meade, MD | Type: Full-Time | Clearance: TS /SCI CI Poly ... without disrupting baseline backlog work. Minimum Qualifications + Clearance: Active TS /SCI with CI Poly + Education/Experience: 3-5 years professional experience in… more
    DarkStar Intelligence LLC (09/07/25)
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  • Sr Principal Cyber Systems Engineer

    Northrop Grumman (San Antonio, TX)
    …be considered in lieu of a degree. + US Citizenship required + A current/active DoD Top Secret w/ SCI eligibility + Ability to obtain and maintain Special Access ... at the Principal Engineer or Sr. Principal Engineer level._ **Basic Qualifications for Principal Cyber ...degree. + US Citizenship required + A current/active DoD Top Secret w/ SCI eligibility + Ability… more
    Northrop Grumman (09/11/25)
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  • Modernization Cyber Network Engineer

    Lockheed Martin (Hanover, MD)
    …used for contingent offers\. \#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph NE1: * A High School ... with every rumor and whim of contract changes\. **What We're Doing:** Lockheed Martin, Cyber & Intelligence invites you to step up to one of today's most daunting… more
    Lockheed Martin (10/10/25)
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