• Unknown (Golden, CO)
    …influence across technical and executive teams, and a proactive approach to problem-solving. A Top Secret / SCI clearance is required, and the candidate should ... the aerospace and defense sector, with a focus on supporting US national security space clients. The successful candidate will be responsible for building and… more
    Appcast IO CPC (01/03/26)
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  • Software Engineer ( Top Secret

    KBR (Colorado Springs, CO)
    …+ Working Hours: Standard Required Qualifications + Security Clearance: Active US Government Top Secret / SCI security clearance (US citizenship ... Title: Software Engineer ( Top Secret Security Clearance...required) + Education: Bachelor's degree in Computer Science, Information Systems, or a related technical field + Experience:… more
    KBR (01/09/26)
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  • Security Software Engineer - Top

    SpaceX (Hawthorne, CA)
    …and problem-solving skills for troubleshooting complex software-hardware integration issues + Active Top Secret , Top Secret SCI , or DOE Level Q ... + Handle ITAR systems extensively, including controlling access to sensitive technical data and complying with all relevant rules...+ This position requires successfully obtaining and maintaining a Top Secret Security Clearance as… more
    SpaceX (12/18/25)
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  • Security Officer 3 - Top

    SpaceX (Redmond, WA)
    Security Officer 3 - Top Secret Clearance Redmond, WA Apply SpaceX was founded under the belief that a future where humanity is out exploring the stars is ... the ultimate goal of enabling human life on Mars. SECURITY OFFICER 3 - TOP SECRET...spaceflight + Foreign language proficiency ADDITIONAL REQUIREMENTS: + Active Top Secret or TS/ SCI . Note… more
    SpaceX (12/31/25)
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  • Mission Integration Engineer, Cybersecurity…

    SpaceX (Hawthorne, CA)
    …experience PREFERRED SKILLS AND EXPERIENCE: + Active Top Secret or Top Secret SCI clearance + Experience in exploit development and mitigation ... ADDITIONAL REQUIREMENTS: + This position requires successfully obtaining and maintaining a Top Secret Security Clearance as a condition of employment. While… more
    SpaceX (12/07/25)
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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 ... and weekends when needed + This position requires successfully obtaining and maintaining a Top Secret Security Clearance as a condition of employment. While… more
    SpaceX (01/03/26)
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  • Software Engineer, HITL - Top Secret

    SpaceX (Hawthorne, CA)
    …loop (HOOTL) software + Experience with test automation and CI/CD pipelines + Active Top Secret , Top Secret SCI , or DOE Level Q clearance PREFERRED ... + This position requires successfully obtaining and maintaining a Top Secret Security Clearance as...may provide the opportunity for you to work on sensitive SpaceX missions. If so, you will be subject… more
    SpaceX (01/05/26)
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  • Full Stack Software Engineer - Top

    SpaceX (Hawthorne, CA)
    …+ Strong skills in debugging, performance optimization, and test automation. + Active Top Secret , Top Secret SCI , or DOE Level Q clearance, or ... + This position requires successfully obtaining and maintaining a Top Secret Security Clearance as...may provide the opportunity for you to work on sensitive SpaceX missions. If so, you will be subject… more
    SpaceX (01/05/26)
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  • Software Engineer (Special Projects) - Top

    SpaceX (Hawthorne, CA)
    …1+ years of experience in software development with C++ or C languages + Active Top Secret , Top Secret SCI , or DOE Level Q clearance PREFERRED SKILLS ... critical deadlines + This position requires successfully obtaining and maintaining a Top Secret Security Clearance as a condition of employment. While the… more
    SpaceX (11/26/25)
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  • Senior RF Engineer (Level III) - Top

    Lockheed Martin (Littleton, CO)
    Secret clearance\. For this position, applicants must possess a currently Active Top Secret security clearance to be considered\. * Selected candidates ... will be required to obtain, and maintain, Top Secret with adjudicated SCI ...must be a US Citizen for consideration\. **Clearance Level:** TS/ SCI w/Poly **Other Important Information You Should… more
    Lockheed Martin (12/16/25)
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  • RF Engineer, Staff (Level IV) - Top

    Lockheed Martin (Littleton, CO)
    Secret clearance\. For this position, applicants must possess a currently Active Top Secret security clearance to be considered\. * Selected candidates ... will be required to obtain, and maintain, Top Secret with adjudicated SCI ...must be a US Citizen for consideration\. **Clearance Level:** TS/ SCI w/Poly **Other Important Information You Should… more
    Lockheed Martin (11/26/25)
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  • DevSecOps Engineer Senior - Top

    Lockheed Martin (King Of Prussia, PA)
    …documentation skills are a plus in this role\. **Selected candidate must have a Final Top Secret security clearance PRIOR to start\.** **This is an MID ... start with the ability to obtain and maintain a TS/ SCI clearance\. * Security \+ or CISSP /...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information more
    Lockheed Martin (12/06/25)
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  • Schedules Manager - Top Secret

    Cambridge International Systems Inc (Norfolk, VA)
    …Project, Smartsheet, or similar platforms. + Certifications: + Must have a current and active DoD Top Secret security clearance with the ability to obtain a ... Schedules Manager - Top Secret Clearance | Norfolk, VA...today's most complex and critical challenges in defense and security . We are currently seeking a Schedules Manager to… more
    Cambridge International Systems Inc (01/07/26)
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  • Operations Specialist - Top Secret

    Cambridge International Systems Inc (Omaha, NE)
    …working in a team environment. + Certifications: + Must have a current and active DoD Top Secret security clearance with the ability to obtain a TS/ SCI ... Operations Specialist - Top Secret Clearance | Oahu, Hawaii...today's most complex and critical challenges in defense and security . We are currently seeking an Operations Specialist to… more
    Cambridge International Systems Inc (11/06/25)
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  • Guidance, Navigation, & Control Engineer (Level…

    Lockheed Martin (Littleton, CO)
    …with SCI \(adjudicated or eligibility\) is required for consideration\. * Top Secret security clearance with adjudicated SCI \(i\.e\. TS/ SCI \) is ... Space is a critical domain, connecting our technologies, our security , and our humanity\. While others view space as...must be a US Citizen for consideration\. **Clearance Level:** TS/ SCI w/Poly **Other Important Information You Should… more
    Lockheed Martin (12/13/25)
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  • Senior DevSecOps Engineer - Top

    Lockheed Martin (King Of Prussia, PA)
    …401K, PTO, and work/life balance and more\. **Selected candidate must have an active Top Secret security clearance and Sec\+ cert for consideration\.** This ... and Governance: Understanding of legal and regulatory requirements related to information security \. Ensures that DevSecOps practices comply with these… more
    Lockheed Martin (11/20/25)
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  • RF Engineer (Level V) - Top Secret

    Lockheed Martin (Littleton, CO)
    Secret clearance\. For this position, applicants must possess a currently Active Top Secret security clearance to be considered\. * Selected candidates ... Space is a critical domain, connecting our technologies, our security , and our humanity\. While others view space as...must be a US Citizen for consideration\. **Clearance Level:** TS/ SCI w/Poly **Other Important Information You Should… more
    Lockheed Martin (12/19/25)
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  • Guidance, Navigation & Control Engineer (Staff,…

    Lockheed Martin (Littleton, CO)
    Secret clearance \(adjudicated or eligibility\) is required for consideration\. * Top Secret security clearance is required prior to start\. **Desired ... Space is a critical domain, connecting our technologies, our security , and our humanity\. While others view space as...must be a US Citizen for consideration\. **Clearance Level:** TS/ SCI **Other Important Information You Should Know**… more
    Lockheed Martin (12/04/25)
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  • Staff Engineer Systems - X-Lab Chief Scientist…

    Northrop Grumman (Colorado Springs, CO)
    …of relevant experience + Applicants must possess a current, active in-scope DoD-issued ** Top ** ** Secret ** security clearance at the time of application, ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of...a task leader **Basic Qualifications:** Please include your current security clearance and IAT or relevant certifications on your… more
    Northrop Grumman (01/06/26)
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  • Hardware Engineer - Top Secret

    General Dynamics Information Technology (Arlington, VA)
    …with a drive for innovation to GDIT. The Hardware Engineer must have: + Active Top Secret security clearance required. + Associate's Degree and a minimum ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:**...calls, and performs routine maintenance. + Verifies work order information and receipt of all necessary equipment and … more
    General Dynamics Information Technology (12/14/25)
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