• Senior Nuclear Facility

    Mission Support and Test Services (Mercury, NV)
    … Inc. **Responsiblities** The Senior Nuclear Facilities Operations Specialist serves as a Facility Representative/Explosives Worker at explosives ... as a Facility Representative for the day-to-day operations at assigned facilities located at the...progressively responsible experience, which included 2 years' experience in nuclear operations or nuclear maintenance… more
    Mission Support and Test Services (11/13/25)
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  • Senior Engineer - Nuclear Assurance…

    Mission Support and Test Services (Mercury, NV)
    …of Honeywell International Inc. (Honeywell), Jacobs Engineering Group Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** The Senior Nuclear Engineer in ... positive, and professional manner, and work effectively both independently and collaboratively. + Nuclear Facility Worker - This position is subject to the… more
    Mission Support and Test Services (11/13/25)
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  • Senior Training Specialist (Radiological…

    Mission Support and Test Services (Mercury, NV)
    …with long-term organizational objectives and workforce development strategies pertinent to nuclear operations . + Create and implement evaluation frameworks, such ... development, organizational change management, and team-building initiatives within the broader nuclear operations . + Represent the training organization in key… more
    Mission Support and Test Services (11/26/25)
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  • Senior Safeguards & Security Specialist…

    Mission Support and Test Services (Mercury, NV)
    …and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security Administration (NNSA). Our MISSION is to help ensure the security of ... by providing high-hazard experimentation and incident response capabilities through operations , engineering, education, field, and integration services and by acting… more
    Mission Support and Test Services (12/18/25)
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  • Senior Nuclear Engineer - NDSE

    Mission Support and Test Services (North Las Vegas, NV)
    …and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security Administration (NNSA). Our MISSION is to help ensure the security of ... by providing high-hazard experimentation and incident response capabilities through operations , engineering, education, field, and integration services and by acting… more
    Mission Support and Test Services (11/13/25)
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  • Senior Engineer Instrument & Control

    Mission Support and Test Services (North Las Vegas, NV)
    …evaluating existing conditions and devising upgrade designs to highly regulated nuclear facilities . In addition to instrumentation and control responsibilities, ... Design of Safety Significant Safety Instrumented Systems used at DOE Nonreactor Nuclear Facilities . + Experience understanding and designing network diagrams,… more
    Mission Support and Test Services (11/13/25)
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  • Senior Technical Writer and Editor

    Mission Support and Test Services (North Las Vegas, NV)
    …high degree of acronym use. + Ability to understand technical terminology related to nuclear facilities and experimental operations and the ability to ... and operational checklists. + Develop a compliant checklist process that meets a Nuclear Facility level of rigor. + Utilize the company Technical Writing… more
    Mission Support and Test Services (11/13/25)
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  • Senior /Principal/ Senior Principal…

    Mission Support and Test Services (North Las Vegas, NV)
    …across controls (timing/EPICS), solid state pulse power, alignments, targets, and operations . ** Senior Scientist (Role Expectations):** + Lead major ECSE ... Nevada National Security Site (NNSS) for the US National Nuclear Security Administration (NNSA). Our MISSION is to help...analysis; set the safety basis and acceptance criteria for operations , make go/no-go decisions. + Mentor senior more
    Mission Support and Test Services (11/27/25)
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  • Senior Fire Protection Engineer

    Mission Support and Test Services (North Las Vegas, NV)
    …3 years' experience in Fire Hazards Analysis and Fire Protection Assessments for Nuclear Facilities is preferred. + Minimum 3 years' experience in performing ... fire model analysis is preferred. + Experience in fire protection for underground facilities or experience with nuclear facilities is highly preferred. + The… more
    Mission Support and Test Services (11/13/25)
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  • Senior Principal Project Engineer

    Mission Support and Test Services (North Las Vegas, NV)
    …International Inc. (Honeywell), Jacobs Engineering Group Inc. (Jacobs), and HII Nuclear Inc. **Responsiblities** The Senior Principal Project Engineer within ... and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security Administration (NNSA). Our MISSION is to help ensure the security of… more
    Mission Support and Test Services (12/16/25)
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