Helion
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Principal Electrical Engineer
role at
Helion .
About Helion We are a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant, enabling a future with unlimited clean electricity. Our vision is a world with clean, reliable, and affordable energy for everyone. Since Helion’s founding in 2013, we have raised over $1 billion from investors including Sam Altman, Mithril, Capricorn Investment Group, SoftBank, and Lightspeed. Our last prototype, Trenta, completed 10,000 high‑power pulses and reached plasma temperatures of 100 million degrees Celsius (9 keV). We are now operating Polaris, our next prototype on the path to the world's first fusion power plant.
What You Will Be Doing
Design, test, troubleshoot, and support high‑voltage power systems for pulsed magnetic coils.
Oversee design, procurement, construction, and commissioning of systems delivering
Develop system architectures and collaborate with designers on schematics and installation drawings.
Lead design reviews to validate cost‑effective, scalable, and reliable solutions.
Support commissioning and lifetime operation of generator power systems, identifying paths to optimize future builds.
Apply rigorous engineering practices, including ownership of cost, schedule, and resource planning for assigned projects.
Mentor electrical engineers and collaborate with cross‑functional teams to build technical capability across Helion.
Required Skills
12+ years experience in power electronics, solving complex electrical engineering problems from design to delivery.
Bachelor’s or Master’s degree in Electrical Engineering, Physics, or a related field.
Hands‑on experience designing, fabricating, installing, and testing electronic systems.
Strong knowledge of solid‑state switching technologies and power components such as IGBTs, MOSFETs, and SCRs.
Technical depth in engineering principles, codes, and practices with experience coordinating deliverables to meet milestones.
Advanced troubleshooting skills with standard benchtop tools (oscilloscopes, E‑loads, pulse generators, spectrum analyzers) and PCB design software.
Proficiency with tools such as Microsoft Office, LTSpice, SIMetrix/SIMPLIS, Altium, and MATLAB.
Total Compensation and Benefits Helion's compensation package includes a competitively benchmarked base salary, meaningful equity grants, and comprehensive benefits. Final compensation is determined through a holistic evaluation of your experience, qualifications, and our commitment to internal equity—ensuring fairness and transparency across our teams. We are committed to fostering a fair and equitable environment in every aspect of our operations, including compensation. This is an exempt salaried role.
Annual Base Pay: $185,000 – $250,000 USD
Benefits
Medical, Dental, and Vision plans for employees and their families.
31 days of PTO (21 vacation days and 10 sick days).
10 paid holidays, plus company‑wide winter break.
Up to 5% employer 401(k) match.
Short‑term disability, long‑term disability, and life insurance.
Paid parental leave and support (up to 16 weeks).
Annual wellness stipend.
Helion is an equal opportunity employer and values diversity at our company. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need assistance or an accommodation during the interview process, please let us know.
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Principal Electrical Engineer
role at
Helion .
About Helion We are a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant, enabling a future with unlimited clean electricity. Our vision is a world with clean, reliable, and affordable energy for everyone. Since Helion’s founding in 2013, we have raised over $1 billion from investors including Sam Altman, Mithril, Capricorn Investment Group, SoftBank, and Lightspeed. Our last prototype, Trenta, completed 10,000 high‑power pulses and reached plasma temperatures of 100 million degrees Celsius (9 keV). We are now operating Polaris, our next prototype on the path to the world's first fusion power plant.
What You Will Be Doing
Design, test, troubleshoot, and support high‑voltage power systems for pulsed magnetic coils.
Oversee design, procurement, construction, and commissioning of systems delivering
Develop system architectures and collaborate with designers on schematics and installation drawings.
Lead design reviews to validate cost‑effective, scalable, and reliable solutions.
Support commissioning and lifetime operation of generator power systems, identifying paths to optimize future builds.
Apply rigorous engineering practices, including ownership of cost, schedule, and resource planning for assigned projects.
Mentor electrical engineers and collaborate with cross‑functional teams to build technical capability across Helion.
Required Skills
12+ years experience in power electronics, solving complex electrical engineering problems from design to delivery.
Bachelor’s or Master’s degree in Electrical Engineering, Physics, or a related field.
Hands‑on experience designing, fabricating, installing, and testing electronic systems.
Strong knowledge of solid‑state switching technologies and power components such as IGBTs, MOSFETs, and SCRs.
Technical depth in engineering principles, codes, and practices with experience coordinating deliverables to meet milestones.
Advanced troubleshooting skills with standard benchtop tools (oscilloscopes, E‑loads, pulse generators, spectrum analyzers) and PCB design software.
Proficiency with tools such as Microsoft Office, LTSpice, SIMetrix/SIMPLIS, Altium, and MATLAB.
Total Compensation and Benefits Helion's compensation package includes a competitively benchmarked base salary, meaningful equity grants, and comprehensive benefits. Final compensation is determined through a holistic evaluation of your experience, qualifications, and our commitment to internal equity—ensuring fairness and transparency across our teams. We are committed to fostering a fair and equitable environment in every aspect of our operations, including compensation. This is an exempt salaried role.
Annual Base Pay: $185,000 – $250,000 USD
Benefits
Medical, Dental, and Vision plans for employees and their families.
31 days of PTO (21 vacation days and 10 sick days).
10 paid holidays, plus company‑wide winter break.
Up to 5% employer 401(k) match.
Short‑term disability, long‑term disability, and life insurance.
Paid parental leave and support (up to 16 weeks).
Annual wellness stipend.
Helion is an equal opportunity employer and values diversity at our company. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need assistance or an accommodation during the interview process, please let us know.
#J-18808-Ljbffr