Test Supervisor

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 long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors Soft Bank and Lightspeed to propel us forward. 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.

This is a pivotal time to join Helion. You will tackle real‑world challenges with a team that prizes urgency, rigor, ownership, and a commitment to delivering hard truths – values essential to achieving what no one has before. Together, we will change the future of energy, because the world can't wait.

You will lead and develop a team of Test Technicians responsible for the safe and efficient execution of high‑voltage testing across Helion's production and development programs. In this role, you will manage daily test schedules and operations, drive technician growth and training, and partner closely with Test Engineers and Production Managers to ensure consistent coverage, safety, and quality across all test areas.

This is an onsite role reporting to a Production Manager at our Everett, WA office.

• Supervise day‑to‑day operations of the Test Technician team, including scheduling, staffing, and shift coordination to maintain full test coverage
• Champion a culture of safety and technical excellence by ensuring adherence to all high‑voltage and test protocols
• Partner with Design & Test Engineers to implement, improve, and sustain testing processes, equipment readiness, and automation initiatives
• Lead technician training and certification programs, ensuring all team members meet or exceed Helion's High Voltage Operator standards
• Monitor performance, provide coaching and feedback, and drive professional development within the technician team
• Track test throughput, identify process bottlenecks, and coordinate cross‑functional solutions with engineering and production leadership
• Support hands‑on troubleshooting and test readiness activities as needed to resolve issues and sustain continuous operations
• Foster continuous improvement through standardized work practices, lessons learned, and feedback loops with Test Engineering and Production

• 3–5 years of supervisory experience
• Familiarity with electrical testing practices and high‑voltage safety protocols
• Proven ability to lead and develop technical teams in a fast‑paced, safety‑critical environment
• Experienced in managing schedules and priorities across shifts
• Experienced in collaborating with Engineers, Supervisors, and cross‑functional partners to maintain operational excellence

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

$100,000 - $120,000 USD

Benefits Include:

• 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.