# Senior Applied Plasma Data Scientist at Helion

- Company: Helion
- What the company does: Helion is building the world's first fusion power plant to deliver clean, reliable, and abundant electricity to the grid. Backed by Lightspeed, Peak XV and SoftBank VF.
- Company website: https://helionenergy.com/
- Type: Startups
- Level: Senior
- Location: Everett, WA
- Work setup: On-site
- Pay: $210K to $250K base salary per year (USD)
- Posted: 2026-08-18
- Apply by: 2026-10-08
- Apply: https://jobs.ashbyhq.com/helion/8ba990f2-6221-4834-8f50-75a237fe614a
- Page: https://www.1752.vc/careers/jobs/helion-senior-applied-plasma-data-scientist/

## About the role

Helion is hiring a Senior Applied Plasma Data Scientist specializing in synthetic diagnostics to improve how we measure, interpret, and model FRC plasma behavior. In this role, you will develop and validate synthetic diagnostic models that connect experimental diagnostic signals with simulation outputs, helping improve diagnostic accuracy and plasma performance interpretation.

## What they're looking for

- PhD in Physics, Engineering, Applied Math, Computational Science, Machine Learning, or related field with emphasis on physics‑grounded modeling
- 3+ 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, such as differentiable physics, PINNs, scientific ML, surrogate modeling, or reduced‑order models for complex physical systems
- Experience integrating ML models with scientific‑computing workflows, simulation tools, or experimental diagnostics
- Proficiency scripting for data parsing, model analysis, and visualization (MATLAB, Python, or similar, Fortran or HPC exposure valuable)
- Familiarity with magnetic diffusion, circuit coupling, or plasma‑dynamics modeling in pulsed‑power or electromagnetics systems

Tags: Science