• Software Engineer (Special Projects)…

    SpaceX (Hawthorne, CA)
    Software Engineer (Special Projects) - Top Secret Clearance Hawthorne, CA Apply...C++ or C languages + Active Top Secret , Top Secret SCI ... ultimate goal of enabling human life on Mars. SOFTWARE ENGINEER (SPECIAL PROJECTS) - TOP SECRET...software and firmware for the next generation of avionics systems at SpaceX. You will be responsible for ensuring… more
    SpaceX (11/26/25)
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  • Systems Engineer (Level 2)…

    Lockheed Martin (King Of Prussia, PA)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... effectively and work in a collaborative environment * This position requires a Top Secret clearance with investigation date within 5 years clearance prior… more
    Lockheed Martin (11/23/25)
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  • Laser Communication Engineer (Level III)…

    Lockheed Martin (Littleton, CO)
    …Active Top Secret clearance; must be able to obtain a TS / SCI ; US Citizenship required **Desired Skills:** * Degree in Electrical Engineering, Optical ... you\. Lockheed Martin Space is seeking a Laser Communication Engineer to join our team in Littleton, CO\! As...must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You… more
    Lockheed Martin (12/24/25)
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  • Senior Systems Engineer - Top…

    Lockheed Martin (King Of Prussia, PA)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... environment * Experience developing Operations Procedures and training materials * Active Top Secret security clearance with the ability to obtain and… more
    Lockheed Martin (12/05/25)
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  • RF Engineer - Antenna (Level IV)…

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... with Antenna payload architecture and/or performance analysis * Active Top Secret clearance; must be able to...clearance; must be able to obtain and maintain a TS / SCI clearance; US citizenship required **Desired Skills:**… more
    Lockheed Martin (12/20/25)
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  • Mission Integration Engineer…

    SpaceX (Hawthorne, CA)
    Mission Integration Engineer , Cybersecurity - Top Secret ...+ Active Top Secret or Top Secret SCI clearance + Experience ... goal of enabling human life on Mars. MISSION INTEGRATION ENGINEER , CYBERSECURITY - TOP SECRET ...while specifically focusing on the aspects that keep our systems secure. Our ideal candidate is a self-starter and… more
    SpaceX (12/07/25)
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  • Systems Engineer SME - Exchange…

    General Dynamics Information Technology (Washington, DC)
    …RQ197571 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT ... Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Exchange Messaging - Active Top ... Engineer - Exchange Messaging - Active Top Secret Required** Seize your opportunity to… more
    General Dynamics Information Technology (01/05/26)
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  • Electrical Engineer - Multiple Positions…

    Leidos (Reston, VA)
    …experience, including Senior Officials. **Clearance Requirement:** Candidate MUST POSSESS an active TS / SCI , or a Top Secret clearance with a current ... Area at Leidos has an opening for an Electrical Engineer in Reston, Virginia. The primary focus of the...candidates for consideration must possess an active TS / SCI , or a Top Secret … more
    Leidos (01/03/26)
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  • Site Reliability Engineer (Starshield)…

    SpaceX (Hawthorne, CA)
    …systems + Experience in Bash, Python, and/or other scripting languages + Active Top Secret , Top Secret SCI , or DOE Level Q clearance PREFERRED ... Site Reliability Engineer (Starshield) - Top Secret...refinement BASIC QUALIFICATIONS: + Bachelor's degree in computer science, information systems /IT, or an engineering discipline; OR… more
    SpaceX (01/03/26)
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  • System Engineer Sr - Level 3…

    Lockheed Martin (King Of Prussia, PA)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... artifacts \(e\.g\. requirements, architecture, procedures, etc\.\) * This position requires a Top Secret clearance with investigation date within 5 years… more
    Lockheed Martin (12/19/25)
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