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Senior Multiphysics Modeling Engineer

Everett, WA💼 Full-time🗓 2026-03-11 → 2026-09-25

Core

Develop and validate coupled thermal–mechanical–fluid models for fusion hardware components to inform material selection, design, and operating limits.

Role type

Senior IC multiphysics modeling engineer (fusion)

Builds

Production simulation models for high-temperature ceramic and metallic components in extreme environments

Domain

Nuclear fusion energy / Computational mechanics

Deliverable

production ML models | product features

Required skills

Multiphysics finite element/volume modeling, Verification and validation (V&V), Uncertainty quantification, Sensitivity analysis, High-performance computing (HPC), Constitutive modeling for fatigue/fracture, Python/C++ scripting

Preferred skills

Experience with irradiated materials modeling, Experience in plasma/fusion/fission high-flux environments

Technologies

MOOSE, Abaqus, COMSOL, ANSYS, BISON, OpenMC, MCNP

Responsibilities

Develop and maintain multiphysics models for plasma- and power-facing structures; Simulate coupled thermal, structural, and electromagnetic behavior under cyclic loading; Execute V&V by comparing model predictions to experimental results; Apply uncertainty quantification to support life predictions; Translate modeling results into actionable design guidance; Run large-scale simulations in HPC environments; Define modeling roadmap and standards for key components.

Seniority

Senior, hands-on IC

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