Company profile

Helion Tech Stack

Fusion power plant developer building pulsed high-voltage fusion generators

Renewable Energy Power Generation Everett, Washington 201–500 employees Privately Held

Helion is an Everett, Washington company developing fusion power plants, with active work on the Polaris prototype and the Orion plant. Its stack is hardware-first: Altium, KiCad, LTspice and SIMetrix for power electronics, ANSYS, NX and SolidWorks for mechanical design, and LabVIEW, FPGA and SCADA for test and control. Accelerating, senior-heavy engineering hiring plus a Director of Build role point to a push from R&D toward manufacturing and plant construction.

Tech Stack 108 technologies

Core StackPython SolidWorks React Vue Angular JavaScript TypeScript Figma Sketch Snyk Docker MATLAB Tipalti Ramp CMMS KiCad LTspice Altium Designer SCADA NX ANSYS FEMAP Trivy Simulink IGBT SIMetrix Fortran LabVIEW National Instruments FPGA+75 more

What Helion Is BuildingChallenges and projects from their job posts

◆Challenges

Scaling from R&D to manufacturing
Increasing capacitor line rate and throughput
Materials surviving and degrading in fusion environments
Improving test reliability
Delivering low-cost fusion electricity at scale

▲Active Projects

Orion fusion power plant
Polaris prototype integration and test
High-voltage pulsed power delivery systems
Fusion fuel cycle systems integration
Plasma diagnostic system development
Neutron shielding and primary structure design

Hiring Activity

Accelerating100 roles · 15 in 30d

Department

Engineering

Research

Manufacturing

Ops

Finance

Marketing

Data

Seniority

Senior

Mid

Manager

Principal

Director

Junior

Intern

Lead

Notable leadership hires: Director of Build

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About Helion

Helion is a privately held fusion energy company headquartered in Everett, Washington, with 201–500 employees. It is developing fusion generator prototypes and working toward a commercial fusion power plant intended to supply clean electricity. Core technical areas include high-voltage pulsed power, plasma diagnostics, neutron shielding, materials for extreme environments, and fusion fuel cycle systems. Hiring is concentrated in the United States and spans engineering, research, manufacturing and operations.

HeadquartersEverett, Washington

Company Size201–500 employees

Hiring MarketsUnited States

Frequently Asked Questions

What is Helion Energy working on?

Helion is building the Polaris prototype and the Orion fusion power plant, along with high-voltage pulsed power systems, plasma diagnostics, neutron shielding, fuel cycle integration and AC grid-tie systems.

What software does Helion Energy use for engineering?

Helion uses Altium Designer, KiCad, LTspice and SIMetrix for electronics, ANSYS, FEMAP, NX and SolidWorks for mechanical work, and MATLAB, Simulink, Python, LabVIEW and National Instruments for analysis and test.

Is Helion Energy hiring engineers?

Yes. Hiring is accelerating and is dominated by engineering, mostly at senior and principal levels, with additional roles in research, manufacturing and operations across the United States.

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How this profile is built

Helion's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.