• Lead, Systems Engineer

    L3Harris (Greenville, TX)
    …Must have an active Secret DoD Clearance with abilty to obtain and maintain a Top Secret with SCI. + Current Secruity+ Certification is required. + Must be a ... the interest of national security. Job Title: Lead, Systems Engineer Job Code: 29157 Job Location: Greenville, TX (On-Site)...and implements operational plans that have measurable impact on business or functional results. + Responsible for a team… more
    L3Harris (09/24/25)
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  • Cloud Security Engineer (Level 3 or 4)

    Northrop Grumman (San Antonio, TX)
    …be considered in lieu of a degree. + US Citizenship required + A current/active DoD Top Secret w/ SCI eligibility + Ability to obtain and maintain Special Access ... seeking a highly skilled and motivated Principal Cyber Systems Engineer to join our dynamic engineering team. This role...degree. + US Citizenship required + A current/active DoD Top Secret w/ SCI eligibility + Ability… more
    Northrop Grumman (11/12/25)
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  • Senior Security Systems Engineer…

    Cydecor, Inc. (Crystal City, TX)
    …Environment (CE) training within six (6) months of hire. Security Clearance: + Active Top Secret or higher required (SCI eligibility preferred). + Any Validator ... solutions provider, delivering differentiated innovations in mission systems and business platforms. We leverage leading-edge secure systems and software… more
    Cydecor, Inc. (11/20/25)
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  • Sr Staff Cyber Systems Engineer

    Northrop Grumman (San Antonio, TX)
    …current/active DoD Secret clearance + The ability to obtain and maintain a DoD Top Secret w/SCI clearance is required. + The ability to obtain and maintain a ... join our team as a Sr Staff Cyber Systems Engineer to join the Sentinel Mission Defense Team based...Briefed to the Sentinel program + A current/active DoD Top Secret w/SCI and SAP access +… more
    Northrop Grumman (11/15/25)
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  • Principal Mechanical Engineer - Machine…

    RTX Corporation (Richardson, TX)
    …only US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: Top Secret Collins Aerospace, an RTX company, is a leader in ... (ISSE) engineering team is seeking a self-motivated Principal Mechanical Engineer that thrives in the design, development, and integration...Prefer:** + Possession of an active US government issued Secret or Top Secret clearance.… more
    RTX Corporation (10/29/25)
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  • Senior Mechanical Engineer - Structural…

    RTX Corporation (Richardson, TX)
    …only US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: Top Secret Collins Aerospace, an RTX company, is a leader in ... team is seeking a highly motivated Senior Level Mechanical Engineer that enjoys contributing to the analysis, design updates,...+ Active possession of an active US government issued Secret or Top Secret clearance.… more
    RTX Corporation (10/07/25)
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  • Senior Mechanical Engineer - Electronics…

    RTX Corporation (Richardson, TX)
    …only US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: Top Secret Job Description Collins Aerospace, an RTX company, is a ... team is seeking a highly motivated Senior Level Mechanical Engineer that is passionate about the development of electronics...+ Active possession of an active US government issued Secret or Top Secret clearance.… more
    RTX Corporation (09/24/25)
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  • Sr Electrical Engineer - CATIA Aircraft…

    Sierra Nevada Company, LLC (Plano, TX)
    …collaboration and communication skills + The ability to obtain and maintain a Top Secret US Security Clearance is required **Qualifications We Prefer:** + ... ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation,...position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship… more
    Sierra Nevada Company, LLC (10/29/25)
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  • Senior AI Engineer (Computer Vision,…

    Lockheed Martin (Fort Worth, TX)
    …engineers or small teams Familiarity with transitioning prototype software to production Top Secret // SCI Clearance **Security Clearance Statement:** This ... security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of… more
    Lockheed Martin (10/25/25)
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  • INTERDIS-Computer Engineer /Electronics…

    US Air Force - Agency Wide (Lackland AFB, TX)
    …Information (SCI), other intelligence-related Special Sensitive information, or involvement in Top Secret Special Access Programs (SAP) to fully perform ... interdisciplinary position that may be filled as a Computer Engineer /Electronics Engineer /Operations Research Analyst/Computer Scientist, GG-0854/0855/1515/1550 BASIC… more
    US Air Force - Agency Wide (11/21/25)
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