MCFR Senior Equipment Support Structural Design Engineer

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TITLE:MCFR Senior Equipment Support Structural Design Engineer


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. TerraPower’s 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 company’s 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. In addition, as a federal contractor, TerraPower has instituted an Affirmative Action Plan (AAP) in an effort to proactively recruit, hire, and promote women, minorities, disabled persons and veterans.

MCFR Senior Equipment Support Structural Design Engineer

TerraPower, LLC. Is seeking a highly motivated Senior Equipment Support Structural Design Engineer. In this role, you will act as a subject matter expert for TerraPower’s MCFR advanced nuclear reactor development program with focus on the structural design, specification, and evaluation of high-temperature equipment supports and radiation shielding components and their attachment to the facility. Candidates must be licensed engineers in Washington state or have the ability to become licensed in short order.


  • Collaborate with interdisciplinary teams, including nuclear engineers, mechanical engineers, construction professionals, and regulatory authorities, to integrate structural designs seamlessly into the MCFR program.
  • Originate structural design calculations and reports for equipment supports, racks, and frames, ensuring compliance with industry standards, codes, and safety regulations, including seismic requirements in accordance with ASCE 4, ASCE 7, ASCE 43, and IBC.
  • Apply AISC 360, AISC 370, and AISC N690 rules to design and evaluate carbon and stainless-steel structural elements and support frames, including welded and bolted connections.
  • Design and specify structural welds in accordance with AWS D1.1 and AWS D1.6.
  • Apply ACI 318 and AISC 349 rules to design and evaluate safe and efficient concrete anchorage solutions for the advanced nuclear reactor equipment supports.
  • Provide support for interpretation of civil design specifications, codes, and standards, ensuring compliance and safety throughout the project.
  • Conduct structural analyses using advanced engineering software and tools, including finite element analysis, to assess the performance and behavior of structural components under various loading conditions and environmental factors.
  • Utilize experience with civil/structural software such as ANSYS, Tekla, or similar, to recommend and act as point of contact for structural design software used in steel connection designs.
  • Participate in safety assessments, risk analyses, and design reviews to identify and mitigate potential structural vulnerabilities and hazards within the advanced nuclear reactor system.
  • Mentor and provide technical guidance to junior engineers, fostering their professional growth and ensuring high-quality engineering deliverables.
  • Provide specialized support in the design of high-temperature equipment and piping support systems, considering factors such as thermal expansion, material behavior, and safety requirements.

Key Qualifications and Skills

  • PE or SE license in the state of Washington; highly qualified engineers who are eligible for licensure in Washington state within 3 months will be considered.
  • B.S. degree in Civil Engineering, Mechanical Engineering, or equivalent; M.S. degree preferred. Requires a Bachelor’s degree and minimum of 10 years of relevant experience for level 11 and minimum of 6 years of relevant experience for level 10; up to 2 years of experience may be substituted for an advanced degree.
  • Working knowledge of pressure equipment code requirements such as those found in ASME B31 codes and ASME BPVC (III and VIII) as they relate to piping and equipment supports.
  • Extensive experience in AISC connection design, AWS weld design, ACI anchorage design.
  • Strong background with seismic design utilizing static and dynamic earthquake inputs as dictated by ASCE and IBC standards.
  • Proficiency using industry structural analysis software and tools such as GT STRUDL, SAP, Tekla – ANSYS proficiency is a plus.
  • Experience working in a 3D model environment with preference given to experience with SolidWorks and Plant 3D. Note: this position does not involve creation of models or drawings of structures or equipment.
  • Proficiency in material selection is required. An understanding of material behavior, including SS316, SS304, and Carbon Steel, is desirable.
  • Demonstrated leadership abilities and the capability to effectively manage and prioritize multiple tasks, ensuring project deadlines and objectives are met.
  • Experience working to quality standards on design activities, such as ASME NQA-1 or ISO 9001.
  • Excellent writing, presentation, and communication skills.
  • Ability to work with minimum direction to solve challenging problems.
  • The successful candidate will possess a high degree of trust and integrity, communicate openly and display respect and a desire to foster teamwork.

The Ideal Candidate

  • Experience with high temperature equipment and equipment support design.
  • Construction experience is a plus.
  • Experience working to quality standards on design activities, such as ASME NQA-1 or ISO 9001.
  • Strong knowledge of relevant nuclear codes and standards specific to advanced nuclear reactors, including the requirements of the Nuclear Regulatory Commission (NRC) and Department of Energy (DOE).

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 and 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 50 pounds.
  • Repetitive work: Prolonged.
  • Special Senses: Visual and audio focused work and ability to perform role in personal protective equipment.
  • 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. Government export authorization approval times vary. Based on the business needs for a particular position, TerraPower may not consider a foreign national from a country if it is impracticable to obtain timely Government export approval.

Job details

Salary Range Level 10: $109,446 - $164,170

Salary Range Level 11: $120,672 - $201,119

  • Typically, our employee salaries are within .90 – 1.0 of the mid-point of the posted salary bands. Any salary offered within the posted salary band is based on market data and commensurate with the selected candidate’s qualifications and experience. This range is specific to Washington State.


  • Competitive Compensation
  • Salary, eligible to participate in discretionary short-term incentive payments
  • Comprehensive Medical and Wellness Benefits Medical
  • Vision
  • Dental
  • Life
  • 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
  • Flexible Work Schedule

TerraPower Career and Benefits information: