Senior Engineer, Mechanical Design & Reactor Design
TerraPowerBellevue, WA
Full Time
Posted October 8, 2026
$132k - $171k
Apply Now
Application opens on company website
Listing evidence and provenance
- Source
- Greenhouse View original listing
- Freshness
- Open in the current public read path; this is not an employer guarantee.Last observed October 9, 2026
- Classification
- Modern power-system classification not yet published for this listing.Legacy source industry field: Nuclear Energy
- Pay provenance
- Employer-provided pay
Job Description
In this role, you will create design solutions for the design development of various reactor structures and components for the Natrium Generation IV Reactor.
Key Responsibilities
- Design of reactor structures and components from requirements through final design.
- Coordinate inputs and requirements from Engineering and Project teams to produce equipment and components design solutions.
- Perform scoping analysis and calculations for design options.
- Interface with the team’s engineering analysis activities.
- Technically manage supplier activities.
- Present equipment and components design results for design reviews.
- Assess technical merit of solutions provided by team members, including leading design reviews.
- Interface with junior 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 eight years of equipment / component design experience; relevant M.S. degree credited as two years of experience.
- Working experience with ASME Boiler and Pressure Vessel Code Section III.
- Experience writing design specifications.
- Experience in Design for Manufacturability (DFM) and Design for Assembly (DFA).
- Experience in finite element stress analysis, mechanical analysis methods, and commercial mechanical stress analysis modeling tools with emphasis on ANSYS.
- 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.
- Familiarity with CAD, SolidWorks preferred.
- The successful candidate will possess a high degree of trust and integrity, communicate openly and display respect and a desire to foster teamwork.
- This position is subject to qualification requirements in accordance with ANSI/ANS 3.1. Candidates must meet the minimum education and experience criteria applicable to the role, including relevant nuclear industry experience where required. Verification of data will be part of the hiring process.
Benefits & Perks
- Competitive Compensation
- Salary, eligible to participate in discretionary short-term incentive payments
- Comprehensive Medical and Wellness Benefits Medical Vision Dental Life and Disability Gender Affirmation Benefits
- Parental Leave
- 401k Plan
- Generous Paid Time Off (PTO) 21 days of annually accrued PTO
- Generous Holiday Schedule 10 paid holidays
- Relocation Assistance
- Professional and Educational Support Opportunities
- TerraPower Career and Benefits information: https://www.terrapower.com/contact-us/careers/
Ready to Apply?
Apply directly on TerraPower's site
Get new power and energy jobs weekly
New jobs across data centers, grid, nuclear, storage, generation, and renewables. One email a week.
Job Alerts
Get alerts for jobs like this one
More at TerraPower
Similar Jobs
More jobs at TerraPower
Similar jobs in Nuclear Energy
More jobs in Bellevue, WA
Is this your company?Claim your listing free →