• Space Mission Analyst / Operations Research III

    Lockheed Martin (King Of Prussia, PA)
    …tools, such as STK or AFSIM * US Citizenship required * Must have an active Top Secret clearance with the ability to obtain a TS /SCI clearance **Desired ... in a Science, Technology, Engineering, and Mathematics \(STEM\) field * Active TS /SCI clearance * Multi\-domain kill chain, ISR, and/or space security analysis… more
    Lockheed Martin (12/13/25)
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  • Satellite Operations Research Analyst II

    Lockheed Martin (Littleton, CO)
    …using MATLAB, Python, or a similar high\-level language * Must have an active TOP SECRET clearance with an investigation date within five years\. Also has ... the ability to obtain TS /SCI Security Clearance\. **Desired Skills:** * Active TS /SCI Clearance * Experience with mission modeling and simulation tools, such as… more
    Lockheed Martin (12/13/25)
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  • Senior Engineering Lead

    CACI International (Triangle, VA)
    …Manage relationships with key stakeholders and external partners **Qualifications:** _Required:_ + Top Secret ( TS ) with Sensitive Compartmented Information ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up...(SCI) eligibility security clearance ( TS /SCI) + Bachelor's degree in Computer Science, Software Engineering,… more
    CACI International (12/11/25)
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  • Lead Systems Engineer (Level 5)

    Lockheed Martin (Littleton, CO)
    …considered, applicants must be U\.S\. citizens and hold an active Top Secret / Sensitive Compartmented Information \( TS /SCI\) clearance\. \- This position is ... software verification and test at the subsystem or system level\. \- Active TS /SCI security clearance required\. \- Ability to support quarterly travel as needed\.… more
    Lockheed Martin (12/11/25)
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  • Guidance, Navigation & Control Engineer (Senior,…

    Lockheed Martin (Highlands Ranch, CO)
    …the selected applicant must: 1\) Be eligible to obtain, and maintain, Top Secret with adjudicated SCI Eligibility \(i\.e\. TS /SCI\) 2\) Be willing to consent ... on control system design & analysis * Possess active TS /SCI clearance with CI Poly * Experience with flight...must be a US Citizen for consideration\. **Clearance Level:** TS /SCI w/Poly **Other Important Information You Should Know** **Expression… more
    Lockheed Martin (12/11/25)
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  • Image Scientist

    TRIAEM, LLC (Springfield, VA)
    …provide recommendations for corrective actions. Required Qualifications + Active Top Secret clearance (must be eligible for TS /SCI with polygraph). + ... Synthetic Aperture RADAR (SAR) Image Scientist Location: Springfield, VA Clearance: Active TS /SCI with polygraph About the Role TRIAEM LLC is seeking a SAR Image… more
    TRIAEM, LLC (12/10/25)
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  • Dev Sec Ops Engineer

    Lockheed Martin (Herndon, VA)
    …troubleshooting experience \- TS /SCI clearance is required for this position; Final Top Secret clearance is required to start **Desired Skills:** \- Prior ... meet eligibility requirements for access to classified information\. A TS /SCI clearance is required for this role, but not...this role, but not a requirement to start\. Final Secret clearance is required to start\. **Basic Qualifications:** \-… more
    Lockheed Martin (12/06/25)
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  • Systems Architect Sr.

    Lockheed Martin (King Of Prussia, PA)
    …system engineering, architecture, or analysis in a medium to large scale system * Must have Top Secret to start with the ability to obtain a TS /SCI Security ... * Prior experience working in a classified environment * Active TS /SCI Security Clearance **Security Clearance Statement:** This position requires a government… more
    Lockheed Martin (12/05/25)
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  • Financial Management Managing Consultant

    Guidehouse (Annapolis Junction, MD)
    …& Accounting Consulting **Travel Required** **:** Up to 10% **Clearance Required** **:** Active Top Secret SCI with Polygraph **What You Will Do** **:** Our ... You Will Need** **:** + An ACTIVE and MAINTAINED TS /SCI Federal or DoD security clearance with a COUNTERINTELLIGENCE...new hire MUST be able to OBTAIN and MAINTAIN TS /SCI Federal or DoD security clearance with a FULL… more
    Guidehouse (12/04/25)
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  • Senior Software Engineer

    RTX Corporation (Anaheim, CA)
    …coding, testing, and debugging complex algorithms + Ability to obtain a US government issued Top Secret SCI ( TS /SCI) security clearance + US citizenship is ... only US citizens are eligible for a security clearance **Security Clearance:** TS /SCI without Polygraph Raytheon Company Managed by Collins Aerospace **This role is… more
    RTX Corporation (11/28/25)
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