Thomas Thor is a dynamic company shaping the future of advanced nuclear energy. They are seeking a Senior Mechanical Engineer to design and analyze Nuclear Steam Supply System piping for a next-generation modular advanced light water reactor, ensuring compliance with industry standards and providing technical oversight to early-career engineers.

Responsibilities:

Perform complex piping and component stress analyses for ASME BPVC Section III Class 1–3 systems using AutoPIPE, ANSYS, and hand calculations, including NF pipe support evaluations
Conduct static and dynamic analyses (response spectrum, time history, thermal loads, seismic events, and fluid transients) to ensure compliance with ASME design criteria
Prepare and review engineering specifications, drawings, and CAD models (Siemens NX), collaborating closely with drafters to validate design accuracy
Lead design solution assessments, such as piping reroutes and support reconfigurations, to resolve stress issues and optimize system performance
Provide technical oversight and mentoring to early‑career engineers while managing diverse, complex tasks, interpreting project scope, and maintaining required qualifications

Requirements:

Bachelor's Degree in Engineering, preferably Nuclear or Mechanical Engineering
Minimum of 8 years engineering experience
Experience with design and stress analysis of ASME BPVC Section III piping systems in accordance with the requirements of NB, NC, or ND-3600
Eligible to work under Department of Energy 10 CFR Part 810
Professional Engineer (P.E.) Certification

Thomas Thor

Open Positions (1)

Engineering

Senior Mechanical Engineer