Contractor - Mechanical Engineer 4 (NSSS Vessels & Structures)

Location: Remote within the contiguous United States, with national and local travel as required for business needs.

Company

Develops modular advanced light water reactor technology and nuclear steam supply system components.

What you will do

• Perform and document pressure vessel and primary equipment support evaluations under ASME Boiler and Pressure Vessel Code Section III, including Subsections NB and NF.
• Analyze primary stress, primary plus secondary stress intensity ranges, fatigue, and pressure, mechanical, and thermal loadings.
• Use ANSYS finite element software and CAD packages to support component design optimization.
• Interpret project requirements, oversee engineering results, and resolve complex technical problems.
• Serve as a technical lead for the NSSS Component Analysis Group and mentor less experienced engineers.
• Coordinate design activities with multidisciplinary engineering teams and senior stakeholders.

Requirements

• B.S. degree in Engineering, preferably Mechanical Engineering, from an ABET-accredited institution.
• At least 10 years of relevant full-time engineering experience.
• Extensive ANSYS experience performing stress analysis under ASME Section III, Subsections NB and/or NF.
• Detailed knowledge of applicable nuclear industry codes, standards, regulations, 10 CFR 50 Appendix B, 10 CFR 21, and ASME NQA-1 quality requirements.
• Eligibility to work under Department of Energy 10 CFR Part 810 is required.
• Strong technical communication, planning, leadership, problem-solving, and multidisciplinary collaboration skills.

Nice to have

• Advanced engineering degree.
• Professional Engineer certification.
• Programming experience with ANSYS APDL, MATLAB, or Python.

Culture & Benefits

• 40-hour-per-week contract assignment anticipated to continue through 2026 and potentially into 2027.
• Work is performed under formal nuclear safety and quality assurance requirements.
• Travel nationally and locally as required for business needs.
• Reasonable accommodations are available for qualified individuals with disabilities.