Mechanical Engineer 3 – NSSS Vessels & Structures

NuScale Power

Mechanical Engineer designing NSSS components at NuScale Power. Performing design and stress analyses of pressure vessels and reactor vessel internals.

Posted 6/12/2026full-timeRemote • 🇺🇸 United StatesMid-LevelSenior💰 $108,908 - $131,441 per yearWebsite

Tech Stack

Tools & technologies

Python

About the role

Key responsibilities & impact

Performs and documents evaluations of components to the rules and requirements of Section III of the ASME Boiler and Pressure Vessel Code including but not limited to analysis of components for pressure, mechanical/thermal loadings including Primary Stress, Primary plus Secondary stress intensity range, and Fatigue.
Utilizes the results from these evaluations to optimize component(s) design.
Interprets scope and project requirements.
Acquires, maintains and develops training qualifications.
Interacts with co-workers and other disciplines to promote effective coordination of design activities and resolution of technical problems.
Performs other duties as assigned.

Requirements

What you’ll need

A minimum of a B.S. degree in Engineering, preferably Mechanical Engineering, from a four year ABET accredited college or university is required.
Minimum of 6 years of full-time relevant working experience is required.
Direct experience with ANSYS finite element software and CAD packages.
Must have experience utilizing ANSYS to perform stress analysis in accordance with Section III of the ASME Boiler and Pressure Vessel Code, Subsections NB, NG, and/or NF.
Additional experience in the following areas is desired: Seismic/dynamic analysis.
Computer programming skills (e.g., ANSYS APDL, Matlab, Python).

Benefits

Comp & perks

Employee benefits | NuScale Power

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

stress analysisfinite element analysismechanical loadingsthermal loadingsANSYSANSYS APDLMatlabPythonSeismic analysisdynamic analysis

Soft Skills

effective coordinationproblem resolutioninterpersonal skillscommunication skills

Certifications

B.S. degree in EngineeringABET accredited