Senior Mechanical Design Engineer (Core Components)
Bellevue, WA
Experience: 0
Category: Energy
Contractor Work Model: Remote
Brand: System One
Compensation Range: 73.00 - 93.00 Per Hour
Job ID: 382781
Date Posted: 11/09/2026
Shortcut: http://jobs.systemone.com/YbtYP0
Job Title: Senior Mechanical Design Engineer (Core Components)
Location: Bellevue, WA
Type: Contract
Compensation: $73 - $93/hr
Work Model: Remote
Responsibilities
- Coordinate and utilize inputs and requirements from Engineering and Project teams to produce equipment and components design solutions, including drawings, models, and specifications.
- Perform planning for design activities and manage execution to the established plans.
- Propose and develop tests required to validate functional and performance design requirements.
- Perform scoping analysis and trade studies for design options.
- Interface with cross functional team for design and analysis activities.
- Perform engineering reviews of team members’ products.
- Interface with engineers and subcontractors, providing direction and mentoring.
- Support continuous learning and application of nuclear industry best practices to maintain the highest quality of engineering design and proactively identify process change/enhancement opportunities.
Requirements
- Education: B.S. degree in Mechanical engineering or equivalent preferred.
- Minimum of five years of equipment / component design experience; relevant M.S. and Doctorate degrees may be credited for up to two or four years of experience respectively.
- Experience with 3D CAD, SolidWorks preferred.
- Experience with design of tight tolerance components, especially for machined components.
- Experienced with first principles calculations, understanding of how design impacts analysis, manufacturing, and qualification.
- Familiarity in Design for Manufacturability (DFM) and Design for Assembly (DFA).
- Excellent writing and communication skills.
- Strong analytical/problem solving skills, creative thinker.
- Ability to work with minimum direction to solve challenging problems.
- Ability to work on multiple tasks concurrently during a given work week.
- Excellent attention to detail.
- The successful candidate will possess a high degree of trust and integrity, communicate openly, and display respect and a desire to foster teamwork.
- Design experience in the nuclear industry, especially with in-core assemblies or components.
- Experience with nuclear industry operation, DOE and NRC regulations
- Knowledge of neutronics, thermal-hydraulics, and/or structural analysis.
- Understanding of requirements, requirement verification, design and product specifications to meet design basis
- Ability to lead multidisciplinary design activities
- Experience in finite element stress analysis using ANSYS and first principles calculations.
- Experience with writing test requirements documents and developing nuclear product test campaigns.
- Experience with manufacturing and methodology, especially in first article productions.
- Experience with technical evaluation, review, and nonconformance evaluation of vendors and suppliers.
- Travel required: 0-5%
- Motor Abilities: Sitting and/or standing for extended periods, bending/stooping, grasping/gripping, fine motor control (hands)
- Physical exertion and/or requirements: Minimal, with ability to safely lift up to 25 pounds
- Repetitive work: Prolonged
- Special Senses: Visual and audio focused work
- Work Conditions: Stairs, typing/keyboard, standard and/or sitting working environment of >8 hrs./day
- TerraPower’s technology is controlled for export by various agencies of the U.S. Government. TerraPower must evaluate applicants who are foreign nationals (other than asylees, refugees, or lawful permanent residents) in accordance with U.S. Government export control requirements. To facilitate TerraPower’s export control reviews, you will be asked as part of the application process to identify whether you are a U.S. Citizen or national, asylee, refugee, or lawful permanent resident of the United States.
System One, and its subsidiaries including Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
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