• Mission Integration Engineer - Top

    SpaceX (Hawthorne, CA)
    Mission Integration Engineer - Top Secret Clearance Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the ... with the ultimate goal of enabling human life on Mars. MISSION INTEGRATION ENGINEER - TOP SECRET CLEARANCE In this role, you will lead and integrate… more
    SpaceX (11/11/25)
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  • Sr. Principal Network Engineer - Top

    Northrop Grumman (Redondo Beach, CA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Security+ CE) + Candidates must have a currentand **fully adjudicated DOD Top Secret ** level security clearance (at a minimum) in order to be considered… more
    Northrop Grumman (11/19/25)
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  • TS /SCI High Band System Software Support…

    Insight Global (Beale AFB, CA)
    …position with an extension possible that requires an active TSSCI clearance or a Top - Secret clearance with SCI eligibility. This is an on-site position at Beale ... client of Insight Global is looking for a senior level High Band System Support Engineer to join their team at Beale AFB, CA. In this role, this High-Band System… more
    Insight Global (11/01/25)
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  • Electro-Optical Laser Systems Engineer

    Lockheed Martin (Sunnyvale, CA)
    …that's built for you\. Lockheed Martin Space is seeking an **Electro\-Optical Laser Systems Engineer ** to join our team in **Louisville, CO or Sunnyvale, CA** \! The ... optic systems * Experience leading technical teams * Active TS or Q clearance; must be able to obtain...or Q clearance; must be able to obtain a TS /SCI w/Poly clearance; US citizenship required **Desired Skills:** *… more
    Lockheed Martin (12/16/25)
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  • Software Engineer TS /SCI

    CACI International (Santa Clara, CA)
    Software Engineer TS /SCI Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... development experience **Qualifications:** **Required:** + Clearance: Must have a TS /SCI clearance, a TS /SCI with a Poly...Clearance: Must have a TS /SCI clearance, a TS /SCI with a Poly is preferred. + Education: Bachelor's… more
    CACI International (12/09/25)
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  • 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 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 ... Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements - Active TS /SCI - Bachelors degree in engineering or related field… more
    Insight Global (12/03/25)
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  • Systems Engineer Level 2 & 3 - TS

    Northrop Grumman (El Segundo, CA)
    …part of history, they're making history. **We have an opening for either a Systems Engineer or Principal Systems Engineer to join our Phoenix program in El ... based on qualifications listed below._ **Basic Qualifications:** + **Systems Engineer :** 2 years of relevant experience with a Bachelor's...years of relevant experience with a PhD + Active TS /SCI required at the time of application + Experience… more
    Northrop Grumman (11/11/25)
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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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  • Voice and Hardware Systems Engineer

    Leidos (Lompoc, CA)
    **Description** Leidos has an opening for a **Voice and Hardware Systems Engineer ** to support a client's requirements in a challenging and dynamic setting located ... and change management activities **Basic Qualifications:** + US Citizen with an active TS /SCI with Polygraph + Requires BS and 4+ years of prior relevant experience… more
    Leidos (11/19/25)
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