Site Design Engineering Lead Mechanical Engineer

Site Design Engineering Lead Mechanical Engineer Kemmerer, Wyoming

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TerraPower is a nuclear technology company based in Bellevue, Washington. At its core, the company is working to raise living standards globally through a more affordable, secure, and environmentally friendly form of nuclear energy along with innovations in medical isotopes to improve human health. In 2006, TerraPower originated with Bill Gates and a group of like-minded visionaries who evaluated the fundamental challenges to raising living standards around the world. They recognized energy access was crucial to the health and economic well-being of communities and decided that the private sector needed to take action and create energy sources that would advance global energy deployment. TerraPowers mission is to be a world leader in new nuclear technologies, while developing innovators and future leaders in the nuclear field. As a result, the companys activities in the fields of nuclear energy and related sciences are yielding significant innovations in the safety and economics of nuclear power, hybrid energy and medical applications all for significant human health benefits.

TerraPower is seeking to hire highly motivated and forward-thinking professionals who are interested in focusing on advanced nuclear reactor research and development and influencing change within the nuclear power landscape and bringing forward the critical production of medical isotopes. TerraPower is an Equal Opportunity Employer. We do not discriminate in hiring on the basis of sex, gender identity, sexual orientation, race, color, religious creed, national origin, physical or mental disability, protected Veteran status, or any other characteristic protected by federal, state, or local law.

Site Design Engineering Lead Mechanical Engineer

The Site Design Engineering Lead Mechanical Engineer will lead and oversee the onsite mechanical engineering design team for the Natrium Demonstration Project, TerraPower's groundbreaking advanced sodium-cooled fast reactor plant under construction near Kemmerer, Wyoming. This role is critical in ensuring that engineering support aligns with construction, testing, startup, and turnover activities while maintaining compliance with the design and licensing basis, nuclear safety standards, and project requirements.

This position is based onsite at the Natrium Demonstration Project in Kemmerer, Wyoming, and reports to the Site Design Engineering Manager.

Responsibilities:

 Lead onsite Mechanical Engineering team. The team comprises TerraPower employees and subcontracted resources.

 Oversee execution of all mechanical design follow and field engineering activities in direct support of construction, testing, system startup, commissioning, and turnover to operations. This includes technical review, approval, and issuance of drawing and design deliverables to ensure they conform to the approved design basis, licensing commitments, and regulatory requirements.

 Serve as the primary onsite engineering interface for mechanical issues with key stakeholders, including construction management, field engineering teams, licensing and regulatory affairs, quality assurance, the utility owner/operator, procurement, suppliers, and external regulators (e.g., NRC). Resolve technical and engineering issues arising in the field efficiently and collaboratively.

 Manage priority conflicts and resource allocation when competing demands emerge across engineering tasks. Partner with other team leads to resolve issues at the working level; escalate unresolved or high-impact conflicts to senior leadership for timely decisions.

 Support Project Controls organization, Field Engineering, Construction, HomeOffice, to prioritize work activities to support the construction schedule.

 Foster employee development by mentoring engineers, identifying and facilitating relevant training opportunities, and assigning challenging, growth-oriented tasks within the Natrium program scope.

 Support recruitment, onboarding, and indoctrination processes for new engineers joining the onsite mechanical team, ensuring alignment with project standards, nuclear quality programs, and site-specific safety and security protocols.

 Ensure all work processes, technical outputs, and deliverables within the group's scope adhere to contract requirements, TerraPower project standards, industry standards, and nuclear regulatory expectations for quality, configuration management, and design control.

Key Qualifications and Skills

 Bachelor's degree (or higher) in Mechanical Engineering from an accredited institution. Advanced degree or professional engineering registration (PE) preferred.

 Minimum 1015 years of progressive engineering experience, with at least 57 years in a leadership or supervisory role leading engineering teams.

 Significant experience in nuclear facility design, construction support, or field engineering, preferably on large-scale nuclear new-build, demonstration, or advanced reactor projects. Familiarity with sodium-cooled fast reactor technology, advanced nuclear systems, or DOE-funded demonstration projects is highly desirable.

 Proven track record of interfacing with construction, procurement, quality, licensing, and regulatory entities to resolve complex onsite technical issues while maintaining schedule and safety priorities.

 Strong understanding of nuclear design and licensing basis requirements, configuration management, and quality assurance programs in regulated nuclear environments (e.g., 10 CFR 50, 10 CFR 52, NRC guidance).

 Excellent leadership, communication, and conflict-resolution skills, with experience mentoring engineers and building high-performing teams in high-stakes environments.

 Ability to obtain and maintain site access and any required security clearances for work at a nuclear construction site.

 Familiarization with codes used in nuclear construction. For instance, NQA-1, ASME Section III, VIII, B31.1, B31.3, ACI-349, 318, AISC N690, 360, IEEE 603

Job Functions:

Job Functions are physical actions and/or working conditions associated with the position. These functions may also constitute essential functions for the job which the employee must be able to fulfill, with or without accommodation. Information provided below is to help describe the job so that the applicant has a reasonable understanding of the job duties/expectations. An applicant's ability to perform and/or tolerate these actions and conditions will be discussed and workplace accommodations may be made on a case-by-case basis following an individualized assessment of the applicant and other considerations, including but not limited to any governing safety standards.

 Motor Abilities: Sitting 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 hours/day

 Travel required 0-10%

TerraPowers 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 TerraPo

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Site Design Engineering Lead Mechanical Engineer