Senior Manager, Core Materials

TerraPower

Bellevue, Washington

Full Time

Posted September 23, 2026

$184k - $246k

Nuclear Energy

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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 September 29, 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

The Natrium Core Materials Senior Manager reports directly to the Director, Fuel Engineering and Technology.

Key Responsibilities

Lead and manage the Core Materials team by providing clear direction, priorities, and expectations
Define the strategic and technical direction for the Core Materials team in alignment with Natrium programmatic objectives
Provide overall management and oversight of all Core Materials work scope, ensuring effective planning, execution, and integration with adjacent disciplines
Establish and maintain the Core Materials schedule and budget ensuring adherence in collaboration with the Project Management team
Coordinate with executives, directors, senior managers, and other stakeholders, including external partners and regulatory bodies, to advance core materials and fuel technologies
Establish and maintain operational direction that enables high‑quality execution of work required to achieve Natrium’s strategic goals
Implement and execute strategic plans for the Core Materials organization, translating high‑level objectives into actionable work
Build and develop the Core Materials management team to ensure robust leadership, effective delegation, sustainable performance and strong execution
Responsible for Core Materials team staffing, including identifying staffing needs, leading recruiting and hiring efforts, and recommending promotions and other staffing actions
Demonstrate visible continuous leadership in safety and quality, ensuring compliance with applicable requirements and promoting a strong safety and quality culture
Focus on maintaining an inclusive and welcoming work environment which fosters innovation
Support employee professional development and career growth through coaching, feedback, and development planning
Define engineer training and qualification needs and ensure qualified personnel perform assigned activities

Requirements

Bachelor’s degree or higher in a relevant engineering discipline from an accredited university with a minimum of 12 years related experience is required – degree in materials science/engineering is preferred
Minimum of 3 years of previous supervisory or people leadership experience is required
Experience working with nuclear materials (including fuel cladding and core structural materials) in high-temperature and sodium environments is required
Understanding of materials characterization and materials processing technology is required
Advanced knowledge and experience in nuclear or similar industrial quality programs, design control, and configuration management principles, practices, and tools is required
Experience working in stringent quality systems (e.g., ISO-9001, AS9100) is required, specifically experience working to ASME NQA-1, 10 CFR 50 Appendix B is highly desired
Experience and success managing scientific staff, and executing research and development projects in a corporate setting
Proven ability to manage complex technical programs with multiple stakeholders is required
Established track record in planning, budgeting, and execution of testing or modeling activities is required
A high degree of trust and integrity, able to communicate openly, dedication to organizational success and a desire to foster teamwork are required
Demonstrated commitment to safety, quality, and continuous improvement is required
This position requires excellent verbal and written communication skills
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/