Senior Nuclear Valve Design Engineer SMR (Remote)

RISINGSUN TECHNOLOGIES; United States; Remote; USD 85,000 - 121,000; Full time

Job summary

RISINGSUN TECHNOLOGIES in the United States seeks an experienced Mechanical Design Engineer III to own valve design for a Small Modular Reactor (SMR) project. You will lead qualification, procurement, and technical ownership of safety-related valves, collaborating with global suppliers.

The role requires a Bachelor’s degree in Mechanical Engineering, 4+ years in nuclear valve design, knowledge of ASME III/Section VIII, and strong communication to coordinate across a cross-functional team.

Qualifications

• Bachelor’s degree in Mechanical Engineering or related field.
• Minimum 4 years in nuclear valve design, qualification, and procurement.
• Experience with ASME Section III Class 1–3 valves.
• Familiarity with 10 CFR 50 Appendix B QA programs.
• Strong communication and cross-functional collaboration.

Responsibilities

• Own valve design specifications and review vendor reports, CMTRs, CoCs, and qualification records.
• Lead environmental and seismic qualification activities per QME-1, IEEE 323/344, and ASME III requirements.
• Provide fabrication support and oversee execution at vendor facilities.
• Review vendor stress analyses, seismic analyses, test results, and actuator sizing for compliance.
• Develop and review design and test specifications.
• Ensure valve designs and documentation comply with ASME III and B16.34.
• Support regulatory interfaces and justify design decisions.
• Resolve NCRs affecting design, procurement, and installation.
• Collaborate with interfacing design teams to validate valve parameters.

Skills

Valve design

Cross-functional

Regulatory interface

Technical communication

Education

Bachelor's degree in Mechanical Engineering

Tools

ANSYS

Job description

RISINGSUN TECHNOLOGIES in the United States seeks an experienced Mechanical Design Engineer III to own valve design for a Small Modular Reactor (SMR) project. You will lead qualification, procurement, and technical ownership of safety-related valves, collaborating with global suppliers.

The role requires a Bachelor’s degree in Mechanical Engineering, 4+ years in nuclear valve design, knowledge of ASME III/Section VIII, and strong communication to coordinate across a cross-functional team.