• JE Dunn Construction Company (Las Vegas, NV)
    Senior Mechanical Engineer , Mission Critical, Traveler Location: Kansas City, MO, US, 64106Cleveland, OH, USDallas, TX, US, 75254Mesa, AZ, USClarksville, TN, ... diverse team of industry professionals._ **Role Summary** The M/E Engineer 3 will complete increasingly complex mechanical ,...and refers all exceptions to supervisor. + Career Path: Senior M/E Engineer . **Key Role Responsibilities -… more
    DirectEmployers Association (10/22/25)
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  • Mission Support and Test Services (Mercury, NV)
    …Group Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** Performs duties as a facility/system engineer ( Senior Mechanical Engineer ) at one of the ... Accreditation Board for Engineering and Technology (ABET) required for Civil, Mechanical and Electrical engineering degrees + Or, Calculus-based STEM bachelor's… more
    DirectEmployers Association (09/25/25)
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  • Mission Support and Test Services (Mercury, NV)
    …The Nevada National Security Sites (NNSS) is seeking an outstanding Staff Engineer supporting the Advanced Sources and Detectors (ASD) Project as part of ... a key member of ASD Technology Maturation and Design teams to address mechanical designs related to Scorpius accelerator mechanical engineering systems. + Help… more
    DirectEmployers Association (11/05/25)
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  • Mission Support and Test Services (Mercury, NV)
    …Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** MSTS is seeking to hire a Senior Engineer for the Power Engineering department. This role will provide ... maintenance, and operational activities for the Nevada National Security Site (NNSS). The Senior Power Engineer will report directly to the Power Engineering… more
    DirectEmployers Association (11/25/25)
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  • Mission Support and Test Services (Mercury, NV)
    …Jacobs Engineering Group Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** The Senior Civil Engineer will support the roads, construction and water ... Accreditation Board for Engineering and Technology (ABET) required for Civil, Mechanical and Electrical engineering degrees + Or, Calculus-based STEM bachelor's… more
    DirectEmployers Association (11/25/25)
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  • Mission Support and Test Services (North Las Vegas, NV)
    …Group Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** We are seeking a self-motivated Senior Engineer to serve as the Instrument & Control (I&C) ... National Security Site (NNSS). In this role, the I&C Senior Engineer must take a disciplined approach...Board for Engineering and Technology (ABET) required for Civil, Mechanical and Electrical engineering degrees + Or, Calculus-based STEM… more
    DirectEmployers Association (10/08/25)
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  • Mission Support and Test Services (Mercury, NV)
    …Group Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** MSTS is seeking a Senior Fire Protection Engineer to provide leadership in resolving fire ... Accreditation Board for Engineering and Technology (ABET) required for Civil, Mechanical and Electrical engineering degrees + Or, Calculus-based STEM bachelor's… more
    DirectEmployers Association (09/25/25)
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  • Mission Support and Test Services (North Las Vegas, NV)
    …forward areas is required (approximately 30 miles beyond the Mercury gate). Senior Engineer : + Devises imaginative, thorough, and practical solutions requiring ... and MSTS policies and procedures. **Qualifications** **Minimum Education and Experience** Senior Engineer - ($99,340.80 to $149,011.20) + Bachelor's degree… more
    DirectEmployers Association (12/02/25)
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  • Mission Support and Test Services (Mercury, NV)
    …(Jacobs), and HII Nuclear Inc. **Responsiblities** MSTS is seeking to hire an Engineer II for the Power Engineering department. This role will provide engineering ... and operational activities for the Nevada National Security Site (NNSS). The Engineer II reports directly to the Power Engineering Manager, within the Site… more
    DirectEmployers Association (11/25/25)
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  • Mission Support and Test Services (Mercury, NV)
    …Security Sites (NNSS) is seeking outstanding candidates for a Distinguished Mechanical Engineer supporting the Scorpius Accelerator. The Advanced Sources ... tunnel complex at the Nevada National Security Site. Scorpius involves significant mechanical systems that work with electrical and control systems to precisely… more
    DirectEmployers Association (12/09/25)
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