TITLE: Principal Engineer - Risk-Informed Design and Licensing LOCATION: Bellevue, WA, USA TerraPower is a nuclear energy technology company based in Bellevue, Washington. At our core, we are working to raise living standards globally. The essential factor? Energy. In 2006, the company 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. TerraPower is committed to bringing sustainable, affordable and safe energy to address global issues. 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. 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. Principal Engineer - Risk-Informed Design and Licensing TerraPower, LLC. Is seeking a highly motivated Principal Engineer for the Risk-Informed Design and Licensing (RIDL) team on TerraPower's advanced nuclear reactor projects. In this role, you will be part of our dynamic team focused on implementing the NEI 18-04 methodology for non-light water reactor (non-LWR) design and licensing basis development. Reporting to the Manager of Risk-Informed Design and Licensing, the Principal Engineer will play a crucial role in supporting technical oversight, analysis, and coordination activities to ensure the safe and efficient deployment of advanced nuclear technologies. Responsibilities Collaborate closely with the Manager of Risk-Informed Design and Licensing to provide technical support and expertise in the implementation of NEI 18-04 methodology for non-LWR design and licensing activities. Conduct in-depth technical analyses and evaluations to support NEI 18-04 objectives. Assist in the development, review, and approval of licensing basis documents, ensuring alignment with NEI 18-04 guidelines and regulatory requirements. Coordinate with cross-functional teams to integrate NEI 18-04 analyses and findings into licensing documentation and project design activities. Support the Manager in serving as a technical liaison with regulatory agencies and other industry partners, providing expert support during reviews, audits, and compliance assessments. Prepare technical presentations, reports, and documentation on NEI 18-04 methodologies, analysis results, and compliance status. Proactively monitor regulatory developments and industry trends related to NEI 18-04, identifying opportunities for process improvement and adaptation. Participate in training programs and workshops to enhance team understanding of NEI 18-04 methodology and risk analysis techniques. Key Qualifications and Skills Bachelor's degree in Engineering, or a related technical field from an accredited university. Advanced degree (M.S. or Ph.D.) preferred. Minimum of 15 years of related experience with a Bachelor's degree; or 8 years and a Master's degree; or a PhD with 5 years experience, with a strong background in risk analysis, licensing activities, and regulatory compliance. Demonstrated proficiency in conducting or supporting methods for technical analyses, including risk assessments, probabilistic risk assessments (PRA), and safety analyses. Strong understanding of regulatory requirements and standards relevant to nuclear safety and licensing (e