• Principal Mechanical Engineer - Machine…

    RTX Corporation (Richardson, TX)
    …required, as only US citizens are eligible for a security clearance ** Security Clearance:** DoD Clearance: Top Secret Collins Aerospace, an RTX company, is ... (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. + Ability… more
    RTX Corporation (10/29/25)
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  • Systems Engineer Senior - Level 3

    Lockheed Martin (Fort Worth, TX)
    …flexible work schedules to comprehensive benefits investing in your future and security \. Learn more about Lockheed Martin's comprehensive benefits package here\. Do ... Who You Are: You are a detail\-oriented and results\-driven engineer with a strong background in systems engineering and...be a US Citizen, must have a minimum final secret within last five years with ability to or… more
    Lockheed Martin (10/10/25)
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  • Senior Mechanical Engineer - Structural…

    RTX Corporation (Richardson, TX)
    …required, as only US citizens are eligible for a security clearance ** Security Clearance:** DoD Clearance: Top Secret Collins Aerospace, an RTX company, is ... 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. + Practical… more
    RTX Corporation (10/07/25)
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  • Lead, Project Engineer

    L3Harris (Waco, TX)
    …+ Systems Engineering (including Test Engineering) + Project Engineering + An active DoD Secret Security Clearance with the ability to obtain and maintain a DoD ... Job Description: L3Harris is actively seeking a Lead Project Engineer (PE) to support the execution of complex, specialized...Top Secret (SCI) Security Clearance, which requires US… more
    L3Harris (12/05/25)
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  • Scientist, Software Engineer

    L3Harris (Greenville, TX)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Scientist, Software Engineer Job Code: 30613 Job Location: ... Job Description: L3Harris is currently seeking a Scientist, Software Engineer to join our team. This position will be...technical guidance to junior engineers. Qualifications: + Active US Secret clearance. + Bachelor's Degree and minimum 12 years… more
    L3Harris (11/07/25)
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  • Lead, Software Engineer

    L3Harris (Greenville, TX)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Lead, Software Engineer Job Code: 30612 Job Location: Greenville, ... Job Description: L3Harris is currently seeking a Lead, Software Engineer to join our team. This position will be...technical guidance to junior engineers. Qualifications: + Active US Secret clearance. + Bachelor's Degree and minimum 9 years… more
    L3Harris (11/05/25)
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  • Lead, Project Engineer

    L3Harris (Waco, TX)
    …lieu of a degree, minimum of 13 years of prior related experience. + An active DoD Secret Security Clearance with the ability to obtain and maintain a DoD Top ... Job Description: L3Harris is actively seeking a Lead Project Engineer (PE) to support the bid and execution of...Secret (SCI) Security Clearance, which requires US… more
    L3Harris (10/30/25)
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  • Flight Analyst ODA Unit Member / Flight Test…

    L3Harris (Greenville, TX)
    …Job Code : 30290 Job Location: Greenville, TX Schedule: 9/80 Existing Active DoD SECRET security clearance; must be able to obtain TS/SCI clearances as required. ... Job Description: This position is for a Flight Test Engineer reporting to the ISR Sector Flight Test and...flight and ground tests. Qualifications: + Existing Active DoD SECRET security clearance; must be able to… more
    L3Harris (10/24/25)
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  • Software Engineer

    Actalent (Dallas, TX)
    …and software. + Working knowledge of: MySQL, Linux KVM, Windows, PowerShell, SCCM + Current Secret or Top- Secret Security Clearance Job Type & Location This ... Software Engineer The Software Engineer will design,...Must have the ability to obtain a US Government Security Clearance + Experience with Linux, Java, Python, GitLab… more
    Actalent (12/13/25)
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  • Mechanical Design Engineer Sr. ER-Gmlrs

    Lockheed Martin (Grand Prairie, TX)
    **Description:** You will be the Mechanical Design Engineer for the Guided Multiple Launch Rocket System \(GMLRS\) team\. Our team delivers high quality missile and ... customer requirements\. **What You Will Be Doing** As the Mechanical Design Engineer you will own production support activities, transition new designs to low… more
    Lockheed Martin (12/06/25)
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