TerraPower · 1 week ago
Digital Twin Principal Engineer, Lead
Bellevue, WA
Full-time
Onsite
Lead/Staff
$170K/yr - $235K/yr
10+ years expTerraPower is a nuclear technology company based in Bellevue, Washington, focused on advancing global energy deployment through innovative nuclear energy solutions. They are seeking a Digital Twin Principal Engineer, Lead to design and build the foundational architecture for their Digital Twin initiative, enabling next-generation insights across reactor design, construction, and operations.
Clean EnergyCleanTechEnergyNuclear
Responsibilities
Define and uphold the technical vision and architecture for the Digital Twin program, spanning data infrastructure, model integration, simulation, and analytics layers
Establish software standards, interfaces, and design principles to ensure modularity, scalability, and traceability across the digital twin ecosystem
Serve as the technical authority and hands-on lead engineer, ensuring that development activities align with the strategic direction set by the Director of Digital Products & AI
Translate digital twin strategy into actionable technical roadmaps, milestones, and design decisions
Collaborate across Engineering, IT, Operations, and Supply Chain teams to ensure seamless integration with enterprise systems and data environments
Prototype and deliver core digital twin components integrating simulation data (e.g., thermal-hydraulics, neutronics), IoT and sensor data, and AI/ML-driven predictive models
Develop APIs, data schemas, and pipelines connecting simulation tools with enterprise and visualization platforms
Implement secure, compliant, and validated software workflows in accordance with SQA and NQA-1 standards
Benchmark and optimize performance for high-fidelity and high-performance computing (HPC) applications
Mentor engineers and data scientists to establish strong technical foundations and development best practices
Contribute to hiring and onboarding technical staff as the digital twin program scales
Provide technical guidance to vendor and research partners to ensure integration quality and alignment with internal standards
Evaluate and implement emerging technologies in simulation, AI/ML, and industrial digital twins
Drive proof-of-concept efforts and technical feasibility studies to accelerate innovation
Support the development of software verification and validation (V&V) frameworks and documentation to meet regulatory and quality standards
Qualification
Required
Bachelor's degree in Computer Science, Mechanical/Nuclear Engineering, Physics, or a related field
10+ years of experience in software engineering, simulation, or large-scale data systems
Proven record of leading the design and delivery of technically complex, integrated systems
Proficiency in programming languages such as Python, C++, or equivalent
Experience with HPC or GPU-based computation for simulation or AI workloads
Understanding of scientific or engineering data workflows (e.g., CAD/CAE, CFD, FEA, or physics-based modeling)
Demonstrated experience guiding technical teams and delivering solutions under structured software governance
Preferred
Advanced degree (MS or PhD) in Engineering, Computer Science, or related discipline
Experience architecting or implementing digital twin frameworks, industrial IoT platforms, or predictive modeling systems
Proficiency with AI/ML frameworks (e.g., PyTorch, TensorFlow) and physics-informed ML approaches
Familiarity with hybrid cloud or distributed compute systems (e.g., Azure HPC, Kubernetes, Omniverse)
Working knowledge of software quality and compliance frameworks (e.g., NQA-1, ASME V&V 40, DOE or NRC software standards)
Strong communication skills and the ability to clearly present technical content to diverse audiences
Benefits
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
Company
TerraPower
TerraPower is a nuclear energy technology firm that focuses on developing a sustainable and economic nuclear energy system.
501-1000 employees
Funding
Current Stage
Late StageTotal Funding
$1.49BKey Investors
US Department of Energy
2025-06-18Series Unknown· $650M
2022-08-15Series A· $830M
2022-03-10Grant· $8.55M
Leadership Team
Vanessa Estupinan, MS-HRM
Human Resources Business Partner
Recent News
2026-01-14
Company data provided by crunchbase