Helion
Principal Applied Plasma Data Scientist
$230K–$270K
Everett, WA · On-site · Principal · Full-time · Posted Aug 18, 2026
- Experience
- 10+ years of industry or research-lab experience.
- Education
- PhD in Physics, Engineering, Applied Math, Computational Science, Machine Learning, or related field with emphasis on physics-grounded modeling.
About the job
Develops and validates physics-grounded machine-learning models for FRC plasma research, integrating them with simulations and experimental diagnostics to support interpretation and experimental design.
What you'll do
- Develop and validate ML frameworks for FRC plasma dynamics, including physics-informed, surrogate, and hybrid approaches.
- Integrate models with simulation and diagnostic pipelines; reproduce experimental conditions and analyze model outputs against experiments.
- Collaborate with fusion researchers and communicate findings through reports, presentations, and visualizations.
What they ask for
- PhD in Physics, Engineering, Applied Math, Computational Science, Machine Learning, or a related field, with emphasis on physics-grounded modeling.
- 10+ years of industry or research-lab experience applying machine learning in experimental, simulation-driven, or scientific R&D environments.
- Expertise with physics-informed or physics-constrained ML methods and experience integrating ML with scientific-computing workflows, simulations, or diagnostics.
- Scripting proficiency for data parsing, model analysis, and visualization (MATLAB, Python, or similar); familiarity with magnetic diffusion, circuit coupling, or plasma-dynamics modeling.
Nice to have
- Fortran or HPC exposure is valuable.
Pay
$230K – $270K (base salary)
Tools
differentiable physics, PINNs, surrogate modeling, hybrid physics+ML systems, MATLAB, Python, Fortran, HPC
AI focus
Develop and validate physics-grounded machine-learning frameworks for FRC plasma modeling, including integration with simulations and experimental diagnostics.
Model-written summary · the original posting is authoritative