• System Engineer III - TS/SCI with Polygraph

    RBR-Technologies (Fort Meade, MD)
    …and Defense Information Systems Agency (DISA). RBR-Technologies is seeking a System Engineer to support one of our customers in Maryland. RESPONSIBILITIES This ... position will be focused on cyber security including identifying threats, analyzing risk, and mitigating operating system vulnerabilities and analysis tools . +… more
    RBR-Technologies (10/30/25)
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  • Principal Systems Engineer

    RTX Corporation (Cedar Rapids, IA)
    …DoD Clearance: Secret Collins Aerospace is seeking a **Senior Principal Systems Engineer ** for the Enduring Open Systems Solutions (EOSS) Products Team located in ... in developing advanced communications systems, ground and flight computers, sensors, cyber and software solutions, as well as providing integration of Mission… more
    RTX Corporation (10/16/25)
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  • Scientist, Systems Engineer TS/SCI

    L3Harris (Colorado Springs, CO)
    …deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Scientist, Systems ... 9/80 Job Description: L3Harris Technologies has an opening for a Scientist, Systems Engineer (Geolocation and Tracking) to join our Mission Analysis Group (MAG). The… more
    L3Harris (10/12/25)
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  • Senior Principal Systems Engineer - Systems…

    RTX Corporation (Cedar Rapids, IA)
    …rapidly evolving global market. Collins Aerospace is seeking a **Senior Principal Systems Engineer ** to act as a Systems Engineering lead for the Enduring Open ... in developing advanced communications systems, ground and flight computers, sensors, cyber and software solutions, as well as providing integration of Mission… more
    RTX Corporation (10/04/25)
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  • Senior Information System Security Engineer…

    RTX Corporation (Tucson, AZ)
    …secure world. Our cybersecurity team is seeking a **Senior Information System Security Engineer (ISSE) II** to support our team **100% onsite** at our facility in ... of Classified Information Systems. The ISSE partners with Cybersecurity Operations , Digital Technology and Engineering to align capabilities across multiple… more
    RTX Corporation (09/26/25)
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  • Systems Engineer Senior

    General Dynamics Information Technology (Offutt AFB, NE)
    …Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Complex Systems,Systems Architecture,Systems Design **Certifications:** ITIL ... USSTRATCOM is a Combatant Command responsible for strategic deterrence, nuclear operations , and enterprise IT services essential to national security. It oversees… more
    General Dynamics Information Technology (10/16/25)
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  • DevSecOps Engineer

    SAIC (North Charleston, SC)
    …processes for multiple environments; write, build and deploy scripts. Support CI/CD tools integration, operations , change management, and maintenance. + Support ... our team in **North Charleston, SC** . The DevSecOps Engineer will: + Design, deploy, operate, and maintain secure...standards, guidelines, governance and related guidance for both CI/CD operations and for work of developers. + Enable successful… more
    SAIC (09/20/25)
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  • DevOps Engineer

    SAIC (Washington, DC)
    …innovative product releases. + Lead the design and integration of DevOps tools and technologies for deployment, monitoring, and operations of mission ... join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations (DevOps) and Sustainment Support (ADOS) program and provide on-site… more
    SAIC (09/09/25)
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  • CNO Reverse Engineer

    ManTech (Hanover, MD)
    **MANTECH** seeks a skilled and innovative **Senior CNO Reverse Engineer ** to join our team in **Hanover, MD.** In this role, you will contribute to the development ... of mission-critical cyber capabilities, drive excellence in CNO development and lead...CNO development and lead efforts in advanced Computer Network Operations (CNO). You'll be part of a dynamic team… more
    ManTech (10/31/25)
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  • Sr. Firmware Project Engineer

    Sierra Nevada Company, LLC (Sparks, NV)
    …on a mission to unify, explore and inspire. As a Sr. Project Engineer , you'll assist in developing and implementing integrated plans for product development ... technically but also to play a pivotal role in establishing and refining our tools , processes, and procedures to meet FAA compliance requirements. In this role, you… more
    Sierra Nevada Company, LLC (10/21/25)
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