RCT Principal Technologist

Mission Support and Test Services
📍 amargosa valley, nv, United-States 💼 Full-time 🕒 Posted June 11, 2026

Job Description

Job Description

Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the U.S. National Nuclear Security Administration (NNSA). Our MISSION is to help ensure the security of the United States and its allies by providing high-hazard experimentation and incident response capabilities through operations, engineering, education, field, and integration services and by acting as environmental stewards to the Site’s Cold War legacy. Our VISION is to be the user site of choice for large-scale, high-hazard, national security experimentation, with premier facilities and capabilities below ground, on the ground, and in the air. (See NNSS.gov for our unique capabilities.) Our 2,750+ professional, craft, and support employees are called upon to innovate, collaborate, and deliver on some of the more difficult nuclear security challenges facing the world today.

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Job Details

  • Location amargosa valley, nv
  • Job Type Full-time
  • Category Healthcare Practitioners and Technical Occupations
  • Posted Date June 11, 2026
  • Application Deadline July 21, 2026