• Systems Administrator (Linux)

    RTX Corporation (Mckinney, TX)
    …or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, ... as only US citizens are eligible for a security clearance ​ **Security Clearance :** DoD Clearance : Secret **Do you want to be a part of a team whose impact… more
    RTX Corporation (12/02/25)
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  • RF Lead Systems Engineer, Principal - Orlando…

    Lockheed Martin (Grand Prairie, TX)
    …communication and leadership skills, and be able to obtain a Top Secret Security Clearance with an investigation or CV date within 5 years\. As a seasoned ... must have the ability to obtain a Secret Security Clearance \. A Final Secret Clearance is required to start\. RFSPC **Basic Qualifications:** * Bachelor's… more
    Lockheed Martin (11/27/25)
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  • Secure Infrastructure Design Developer…

    RTX Corporation (Richardson, TX)
    …or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, ... as only US citizens are eligible for a security clearance ​ **Security Clearance :** DoD Clearance : Secret Our Digital Technology (DT) Solutions Design and… more
    RTX Corporation (11/12/25)
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  • Quality Engineer

    Lockheed Martin (Grand Prairie, TX)
    …more about our Dallas, Texas location\. \(https://lmt\.co/MFC\-JobDescription\-Dallas\) **Security Clearance Requirement** MUST BE AU\.S\. CITIZEN - This position ... selected candidate must be able to obtain a secret clearance \. A company‑sponsored interim secret clearance is...a secret clearance \. A company‑sponsored interim secret clearance is required to start\. **Basic Qualifications:** STEM degree… more
    Lockheed Martin (11/06/25)
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  • Principal Antenna Design Engineer

    RTX Corporation (Mckinney, TX)
    …or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, ... as only US citizens are eligible for a security clearance ​ **Security Clearance :** Secret - Current At Raytheon, the foundation of everything we do is rooted in… more
    RTX Corporation (10/14/25)
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  • Pilot Trainer Developer-Level 4

    Lockheed Martin (Fort Worth, TX)
    …applicable part task training devices\. Selected applicant must have an Active Secret clearance with a Background Investigation within the last five years to start ... planning, execution, debriefing, communications and ground control element operations\. * Secret Clearance required to start and the ability to obtain and maintain… more
    Lockheed Martin (12/13/25)
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  • Hwil IT&E Engineer

    Lockheed Martin (Grand Prairie, TX)
    …and software, we encourage you to apply\. You should also have an Interim Secret Clearance and be able to interpret customer needs, work with the team to develop ... must have the ability to obtain a Secret Security Clearance \. An Interim Secret Clearance is required to start\. **Basic Qualifications:** * Bachelors or… more
    Lockheed Martin (12/11/25)
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  • Mission Systems Engineering Labs (MSEL)…

    RTX Corporation (Richardson, TX)
    …Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance **Security Clearance :** DoD Clearance : Top Secret Collins Aerospace, an RTX company, is a leader in technologically… more
    RTX Corporation (12/11/25)
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  • Principal Platform Engineer (Onsite)

    RTX Corporation (Richardson, TX)
    …or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, ... as only US citizens are eligible for a security clearance ​ **Security Clearance :** TS/SCI with Polygraph At Raytheon, the foundation of everything we do is… more
    RTX Corporation (12/11/25)
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  • Safety Engineer

    Lockheed Martin (Grand Prairie, TX)
    …special access\. The selected candidate must be able to obtain a secret clearance \. A company‑sponsored interim secret clearance is required to start\. **Basic ... * Ability to obtain and maintain a Secret security clearance and must have at a minimum an interim...must have at a minimum an interim Secret security clearance prior to start\. * Candidate must be able… more
    Lockheed Martin (12/10/25)
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