• Specialist, Mechanical Engineer - Aero Tool…

    L3Harris (Greenville, TX)
    …ability to obtain a security clearance. Security clearances may only be granted to US citizens . In addition, applicants who accept a conditional offer of ... cyber domains in the interest of national security. Job Title: Specialist, Mechanical Engineer - Aero Tool Design Job Code: 29284 Job Location: Greenville, TX Job… more
    L3Harris (10/05/25)
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  • Sr. Physical Security Engineer (GovCloud),…

    Amazon (Austin, TX)
    …to own them to completion. This position requires that the candidate selected be a US Citizen . Upon application you will be asked qualifying questions that will ... Description Sr. Physical Security Engineer (GovCloud), Data Center Design Engineering This is...and real-world implementation of processes and measures. Experience with United Laboratories (UL) 2050 compliant security systems ,… more
    Amazon (10/01/25)
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  • DevOps Engineer II

    Sierra Nevada Company, LLC (Plano, TX)
    …Clearance. US Citizenship status is required as this position needs an active US Security Clearance for employment. Non-U.S. Citizens may not be eligible to ... We are seeking an Experienced DevSecOps Engineer to support development and integration of next-generation...it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation … more
    Sierra Nevada Company, LLC (10/24/25)
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  • Sr. Propulsion Engineer (Raptor Test)

    SpaceX (Mcgregor, TX)
    …+ To conform to US Government export regulations, applicant must be a (i) US citizen or national, (ii) US lawful, permanent resident (aka green card ... Sr. Propulsion Engineer (Raptor Test) McGregor, TX Apply SpaceX was...software. + Operate and troubleshoot data acquisition and control systems , wiring, and instrumentation. DAQ systems are… more
    SpaceX (11/18/25)
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  • Sr. Antenna Engineer (Starlink)

    SpaceX (Bastrop, TX)
    …+ To conform to US Government export regulations, applicant must be a (i) US citizen or national, (ii) US lawful, permanent resident (aka green card ... Sr. Antenna Engineer (Starlink) Bastrop, TX Apply SpaceX was founded...ownership of all phased array, Wi-Fi, and other RF systems for this customer-facing hardware. Our customers currently include… more
    SpaceX (10/17/25)
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  • Military Fellowship Program: Product Support…

    Sierra Nevada Company, LLC (Fort Bliss, TX)
    …Clearance. US Citizenship status is required as this position needs an active US Security Clearance for employment. Non-U.S. citizens may not be eligible to ... for veterans who have already separated from the military. As a Product Support Engineer , you will be using your skills and hands-on expertise to provide technical… more
    Sierra Nevada Company, LLC (10/03/25)
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  • Lead, Project Engineer

    L3Harris (Waco, TX)
    …ability to obtain a security clearance. Security clearances may only be granted to US citizens . In addition, applicants who accept a conditional offer of ... TX Schedule: 9/80 Job Description: L3Harris is actively seeking a Lead Project Engineer (PE) to support the bid and execution of complex system integration efforts… more
    L3Harris (10/30/25)
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  • Senior Information Assurance Engineer

    GovCIO (San Antonio, TX)
    **Overview** GovCIO is currently hiring a Senior Information Assurance Engineer in support of the Air Force AFSCI network. This position will be located in San ... position. **Responsibilities** Designs, tests, and implements state-of-the-art secure operating systems , networks, and database products. Conducts risk assessments and… more
    GovCIO (11/14/25)
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  • Software Engineer Stf - Level 4

    Lockheed Martin (Fort Worth, TX)
    …Podman\) * Experience with Linux operating systems * Must be a US Citizen , this position will require a government security clearance\. This position ... **Description:** You will be a Software Engineer for the Common Real Time Executive \(CORE\)...Discover Fort Worth\.** **You will need to be a US Citizen , and currently possess and be… more
    Lockheed Martin (10/22/25)
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  • Senior Substation Protection and Controls…

    Leidos (Houston, TX)
    …competency. + Willingness to travel to project and/or client sites. **You Might Also have:** + US Citizen and able to pass a DOE Background + Engineer Intern ... are looking for a **Senior Substation Protection & Control Engineer ** to join our team. As an Career Protection...is an exciting and growing field in the power systems industry and allows candidates to get exposure to… more
    Leidos (11/07/25)
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