• Software Engineer /Computer Scientist…

    NANA Regional Corporation (Livermore, CA)
    …research and development. + Active DOE Q/SCI security clearance or equivalent DOD Top Secret /SCI security clearance, and willingness to take a polygraph test. ... to enhance our nation's security! We are seeking an experienced Software Engineer (R&D S&E Computer Science) to design and implement cutting-edge solutions for… more
    NANA Regional Corporation (12/18/25)
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  • TS /SCI C++ Software Engineer

    Insight Global (Redondo Beach, CA)
    Job Description An employer is looking for a TS /SCI C++ Software Engineer in the Redondo Beach, CA area. The engineer will support the ground systems ... product lines, as well as the development of new capabilities. The engineer will be designing, coding, and debugging algorithms, providing elegant and innovative… more
    Insight Global (01/06/26)
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  • TS /SCI Field Service Engineer

    Insight Global (San Diego, CA)
    Job Description Insight Global is seeking TS /SCI Field Service engineers to support an exciting, large mission for a large defense customer. This person will undergo ... the deployment, operations and maintenance of the mission critical communication systems . This person should have experience installing, maintaining, upgrading and… more
    Insight Global (12/03/25)
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  • TS /SCI Payloads Field Service…

    Insight Global (San Diego, CA)
    Job Description Insight Global is seeking TS /SCI Payload Field Service engineers to support an exciting, large mission for a large defense customer. This person will ... the deployment, operations and maintenance of the mission critical communication systems . This person should have experience with full lifecycle troubleshooting any… more
    Insight Global (01/08/26)
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  • Sr. Software Engineer TS /SCI…

    Leidos (San Diego, CA)
    **Description** Leidos has an exciting opportunity for a Sr. Software Engineer ! *Must have an active TS /SCI Polygraph up front. No exceptions.* You will perform ... as both an individual and a member of our top -notch agile development team building a large complex enterprise...and shared actions for developers and testers. You will engineer , author, tune and document automation scripts in a… more
    Leidos (12/10/25)
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  • Spacecraft Mechanical Engineer

    The Boeing Company (El Segundo, CA)
    …opportunity for professional growth. Find your future with us. **Spacecraft Mechanical Engineer (Experienced) - Millennium Space Systems ** **Millennium Space ... Boeing Defense, Space and Security (BDS)** is seeking a **Spacecraft Mechanical Engineer (Experienced)** to support the **Engineering** team in **El Segundo, CA** !… more
    The Boeing Company (01/05/26)
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  • TWMS Web Developer | Active TS clearance

    General Dynamics Information Technology (San Diego, CA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** Software ... to GDIT. Our **W** **eb Developer** must have: + **Security Clearance Level:** Active Top Secret clearance. + **Required Experience:** + 8 years of Web… more
    General Dynamics Information Technology (11/20/25)
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  • Engineer RF Microwave Design

    Northrop Grumman (Mcclellan, CA)
    …like HFSS or COMSOL + Must be willing to obtain and maintain US Top Secret /SCI with Poly Security Clearance + US Citizenship required **Preferred ... development of computer architectures, processing/memory subsystems, and large-scale high-performance computing systems . MDA is seeking a ** Engineer RF Microwave… more
    Northrop Grumman (01/03/26)
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  • GSSC Engineer Guidance Navigation Control

    Northrop Grumman (Manhattan Beach, CA)
    …US citizen with the ability to obtain and maintain a US Government DoD security clearance ( Secret , Top Secret ; etc.) * Experience in using languages such as ... are not only part of history, they're making history. Northrop Grumman Defense Systems (NGDS) is seeking an ** Engineer Guidance Navigation Control** to join… more
    Northrop Grumman (01/08/26)
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  • Staff Network Administrator - TS /SCI

    Northrop Grumman (Redondo Beach, CA)
    …after hours, and weekends, as needed + Candidates must have a current DOD ** Top Secret ** level security clearance with **SCI** access level eligibility (at a ... 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 (12/10/25)
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