• Senior Engineer Instrument & Control

    Mission Support and Test Services (North Las Vegas, NV)
    …Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** We are seeking a self-motivated Senior Engineer to serve as the Instrument & Control (I&C) Engineer who ... the Nevada National Security Site (NNSS). In this role, the I&C Senior Engineer must take a disciplined approach to evaluating existing conditions and devising… more
    Mission Support and Test Services (11/13/25)
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  • Senior Engineer - Nuclear Assurance Safety…

    Mission Support and Test Services (Mercury, NV)
    …Group Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** The Senior Nuclear Engineer in Nuclear Assurance Directorate is responsible for the development of ... as well as performing accident analysis calculations. The Senior Engineer will be assigned a project that they are...reviews. + Conduct modeling and calculations with nuclear safety software to support the completion of DSAs and CSEs.… more
    Mission Support and Test Services (11/13/25)
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  • Senior Fire Protection Engineer

    Mission Support and Test Services (North Las Vegas, NV)
    …(Jacobs), and HII Nuclear Inc. **Responsiblities** Seeking self-motivated Fire Protection Engineer skilled in providing detailed fire alarm and detection engineering ... and review hydraulic calculations with the use of computer software , such as Hydraulic Analyzer of Sprinkler Systems. +...Council or Architectural Registration Board (NCARB); + Or Professional Engineer license + Plus at least 5 years' relevant… more
    Mission Support and Test Services (11/13/25)
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  • Senior Civil/Structural Engineer

    Mission Support and Test Services (Mercury, NV)
    …and HII Nuclear Inc. **Responsiblities** MSTS is seeking a Senior Civil/Structural Engineer for its Onsite Design Engineering team. The onsite group is based ... calculations with or without the assist of computer aided software . + Contribute to reports and technical evaluations. +...Council or Architectural Registration Board (NCARB) + Or Professional Engineer license + Plus at least 5 years' relevant… more
    Mission Support and Test Services (11/13/25)
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  • Mechanical Facility Engineer

    Mission Support and Test Services (Mercury, NV)
    …(Jacobs), and HII Nuclear Inc. **Responsiblities** Performs duties as a facility/system engineer (Mechanical Engineer II) at the Principal Underground Laboratory ... and technical analysis activities using prescribed codes and standards, computer software , and generally accepted best management practices. + Perform frequent… more
    Mission Support and Test Services (11/13/25)
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  • Senior Mechanical Engineer

    Mission Support and Test Services (Mercury, NV)
    …Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** Performs duties as a facility/system engineer (Senior Mechanical Engineer ) at one of the nuclear or high ... and technical analysis activities using prescribed codes and standards, computer software , and generally accepted best management practices. This will include more… more
    Mission Support and Test Services (11/13/25)
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  • Fire Protection CSE (Senior Engineer )

    Mission Support and Test Services (Mercury, NV)
    …and HII Nuclear Inc. **Responsiblities** MSTS is seeking a Senior Fire Protection Engineer to provide leadership in resolving fire protection issues at nuclear and ... and technical analysis activities using prescribed codes and standards, computer software , and generally accepted best management practices. + Perform frequent… more
    Mission Support and Test Services (11/13/25)
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  • Mechanical Facility Engineer

    Mission Support and Test Services (Mercury, NV)
    …and HII Nuclear Inc. **Responsiblities** MSTS is seeking a Mechanical Engineer for a Facility/System Engineering and packaging engineering position supporting the ... and technical analysis activities using prescribed codes and standards, computer software , and generally accepted best management practices. + Assist in defining… more
    Mission Support and Test Services (11/13/25)
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  • ECSE - Senior Mechanical Engineer

    Mission Support and Test Services (North Las Vegas, NV)
    …The Nevada National Security Sites (NNSS) is seeking an outstanding Staff Engineer supporting the Advanced Sources and Detectors (ASD) Project as part of ... Calculus-based STEM bachelor's degree in engineering + Or Professional Engineer license + Plus at least 5 years' relevant...or teams. + Proficiency using PTC Creo mechanical CAD software . + Able to manage working at multiple sites… more
    Mission Support and Test Services (11/13/25)
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  • Senior Electrical Engineer

    Mission Support and Test Services (Mercury, NV)
    …and HII Nuclear Inc. **Responsiblities** MSTS is seeking a Senior Electrical Engineer for a Facility/System Engineering position at our PULSE facility. The PULSE ... that require interpretation and correlation of codes and standards, complex computer software , and unique processes and procedures tailored for the work being… more
    Mission Support and Test Services (11/13/25)
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