• Senior Mechanical Engineer

    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
    Mission Support and Test Services (11/13/25)
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  • Senior Mechanical Engineer

    Amentum (China Lake, CA)
    Amentum is seeking an experienced engineer to be a Technical Lead in a dynamic, fast-paced, and challenging research and development environment in support of one of ... of the organization. The team is multi-organizational, and skills span from senior program managers to engineers, to on-site technicians, logistics, budget, and… more
    Amentum (10/16/25)
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  • Mechanical Engineer

    Amentum (China Lake, CA)
    Amentum is seeking an experienced Mechanical Engineer with the technical expertise to implement solutions, evaluate products, and build upon an infrastructure ... changing needs of our customers. In this role, the Mechanical Engineer will be responsible for preparing...levels. The team is multi-organizational, and roles span from senior program managers to engineers, to on-site technicians, logistics,… more
    Amentum (10/23/25)
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  • Senior Engineer - Nuclear Assurance…

    Mission Support and Test Services (Mercury, NV)
    …Technical Safety Requirement Changes, as well as performing accident analysis calculations. The Senior Engineer will be assigned a project that they are expected ... Jacobs Engineering Group Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** The Senior Nuclear Engineer in Nuclear Assurance Directorate is responsible for… more
    Mission Support and Test Services (11/13/25)
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  • Senior Principal Electrical Safety…

    Mission Support and Test Services (Mercury, NV)
    …Description** The Nevada National Security Site (NNSS) is seeking an outstanding Senior Principal Electrical Engineer Engineering Programs Division as a Staff ... seeking an outstanding Senior Principal Electrical Safety Authority Having Jurisdiction (AHJ) Engineer . In this role, you will be expected to apply a range of… more
    Mission Support and Test Services (11/13/25)
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  • Fire Protection CSE ( Senior

    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
    Mission Support and Test Services (11/13/25)
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  • Power Engineering Senior Engineer

    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
    Mission Support and Test Services (11/25/25)
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  • Scorpius Systems Engineer (Multi-Level)

    Mission Support and Test Services (Mercury, 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
    Mission Support and Test Services (12/02/25)
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  • Systems Engineer

    Amentum (China Lake, CA)
    …customers, suppliers, subcontractors and professional associates. Amentum is seeking an experienced engineer to be a technical leader and subject matter expert in a ... multidisciplinary approach as we have electronic, hydraulic, pneumatic, power and mechanical subsystems. This program is fast paced and requires initiative,… more
    Amentum (12/28/25)
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  • Power Engineering Engineer II

    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
    Mission Support and Test Services (11/25/25)
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