Mechanical Engineer 4

Jobtome; Corvallis (OR); Remote; USD 120,000 - 180,000; Full time

Job summary

Johnson Service Group (JSG) is seeking a Nuclear Component Analysis Mechanical Engineer with ASME Section III and ANSYS experience. Remote work offered, direct hire or contract, for a role supporting NSSS components with stress analysis, design optimization, and mentoring of staff.

The incumbent will perform ASME-compliant evaluations, run FE analyses, interpret requirements, and collaborate across disciplines. Strong background in nuclear codes and QA is required.

Qualifications

• Education: B.S. in Engineering (Mechanical) from ABET-accredited college; required.
• Advanced degree preferred; PE preferred.
• Experience: 10+ years of full-time relevant engineering experience.

Responsibilities

• Perform design and stress analyses of pressure vessels, reactor vessel internals, and primary equipment supports per ASME BPVC Section III.
• Conduct ANSYS-based finite element analyses and document results.
• Provide technical direction and mentorship within NSSS Component Analysis group.

Skills

Problem Solving

Oral & Written Communication

Planning & Organizing

Leadership

Adaptability

Dependability

Team Building

Safety Culture

Quality Assurance

Education

B.S. in Engineering (Mechanical)

Advanced degree

Professional Engineer (P.E.)

Tools

ANSYS

CAD tools

Job description

Nuclear Component Analysis Mechanical Engineer (ASME Section III / ANSYS) Remote work offered Direct hire Or contract Position Summary The Nuclear Steam Supply System (NSSS) Component Engineering organization develops technical requirements and design parameters for a modular advanced light water reactor (ALWR) NSSS. This role performs design and stress analyses of pressure vessels, reactor vessel internals, and/or primary equipment supports in accordance with ASME BPVC Section III and applicable regulatory requirements. Work is performed under ASME NQA-1 quality assurance requirements and relevant U.S. Nuclear Regulatory Commission (NRC) guidelines.

Essential Duties & Responsibilities

Apply strong working knowledge of engineering discipline principles and their practical application, including applicable nuclear industry codes, standards, and regulations.

Perform and document component evaluations to ASME BPVC Section III, including (but not limited to):

• Pressure and mechanical/thermal loading analysis
• Primary stress
• Primary + secondary stress intensity range
• Fatigue evaluations

Use evaluation results to optimize component design.

Perform advanced finite element analyses using ANSYS;

utilize CAD tools as needed.

Interpret engineering scope and project requirements and execute analysis plans accordingly.

Acquire, maintain, and develop required training qualifications.

Provide guidance and mentoring to other staff in NSSS Component Analysis.

Collaborate with other disciplines to coordinate design activities and resolve technical issues.

Develop working knowledge of related engineering fields to support multi-disciplinary team execution.

Provide technical direction to less experienced engineers;

serve as a technical lead for the NSSS Component Analysis Group.

Maintain responsibility for technical results, engineering oversight, and quality of deliverables.

Perform other duties as assigned.

Core Competencies

Problem Solving

Resolves problems efficiently; gathers and evaluates information appropriately. Develops solutions to complex problems requiring creativity and innovation. Operates independently while seeking input appropriately for sensitive/complex decisions.

Oral & Written Communication

Communicates clearly and professionally in all situations. Creates, reads, and interprets complex technical documentation. Communicates technical concepts effectively with management and senior customer stakeholders. Builds strong cross-functional relationships and interpersonal networks.

Planning & Organizing

Manages large projects with minimal oversight. Prioritizes tasks, tracks timelines and deadlines, and uses time effectively.

Leadership

Leads project teams and drives accountability for results.

Adaptability

Handles shifting priorities and competing demands; manages interruptions and delays effectively.

Dependability

Consistently reliable, punctual, and responsive to leadership expectations; seeks feedback for improvement.

Team Building

Builds trust and strong working relationships across teams.

Safety Culture

Models safe behaviour and influences peers to meet high safety standards.

Quality Assurance

Demonstrates commitment to QA regulations/standards including 10 CFR 50 Appendix B, 10 CFR 21, and ASME NQA-1.

Minimum Skills, Qualifications & Abilities

• Education B.S. in Engineering (Mechanical Engineering preferred) from a 4-year ABET-accredited college or university (required).
• Advanced degree (preferred).
• Professional Engineer (P.E.) (preferred).
• Experience 10+ years of full-time relevant engineering experience (required).
• Extensive experience using ANSYS to perform stress analysis in accordance with ASME BPVC Section III, Subsections NB, NG, and/or NF (required).

Desired / Additional Experience

• Seismic and/or dynamic analysis
• Programming/scripting (e.G., ANSYS APDL, MATLAB, Python)
• Industry / Regulatory Requirement: Must be eligible to work under DOE 10 CFR Part 810.

Physical Demands

• Ability to communicate clearly via phone, in-person interaction, and computer use.
• Ability to learn new concepts quickly and apply them accurately in a fast-evolving environment.
• Ability to sit/stand/walk/bend frequently; use hands for office equipment; reach with hands/arms.
• Ability to travel locally and nationally using common transportation methods.

Disclaimer

Employees must be able to perform the essential duties and responsibilities with or without reasonable accommodation efficiently and accurately, without posing a significant safety threat to themselves or others. This description reflects the general nature and level of work and is not an exhaustive list of responsibilities, duties, or skills.

Equal Opportunity Employer

Johnson Service Group (JSG) is an Equal Opportunity Employer. JSG provides equal employment opportunities to all applicants and employees without regard to race, color, religion, sex, age, sexual orientation, gender identity, national origin, disability, marital status, protected veteran status, or any other characteristic protected by law.