Power Electronics Engineer

About the role

Helion is a fusion power company based in Everett, WA, dedicated to building the world's first fusion power plant. The company aims to provide clean, reliable, and affordable energy for everyone through its mission-driven approach. Since its founding in 2013, Helion has raised significant funding from various investors, including prominent names like Sam Altman, Mithril, and Capricorn Investment Group, among others.

Responsibilities

• Play a critical role in supporting the core electrical energy management systems that power our fusion generators.
• Work on high-voltage systems for driving pulsed magnetic coils, specifying and integrating high energy components, and designing and testing power electronics.
• Design, test, and scale low voltage control electronics and PCBAs that interface with high energy systems.
• Develop analog front ends for current/voltage/field/temp and other diagnostics, ensuring measurement integrity in high EMI environments.
• Collaborate with firmware/software teams on acquisition requirements and data quality.

Requirements

• 2+ years of experience in power electronics, solving complex electrical engineering problems from design to delivery.
• Bachelor’s or Master’s level degree in Electrical Engineering, Physics, or a related technical field.
• Demonstrated strength in at least one of the focus areas above.
• Hands-on troubleshooting ability with standard lab equipment (oscilloscope, DMM, power supplies, loads, function/pulse generators, etc).
• Comfortable working in high-energy or electrically noisy environments with a strong safety mindset and disciplined documentation.
• Experience with Microsoft Suite, LTSpice, SIMetrix/SIMPLIS, Simulink, Python, and/or MATLAB.

Qualifications

• Strong electrical engineering skills with a focus on one of the following areas: high voltage/pulsed power systems, power electronics, low voltage control and diagnostics.
• Ability to work independently and take ownership of projects.
• Experience with high-voltage systems, solid-state switching devices, and energy recovery systems.
• Knowledge of power electronics design, testing, and scaling.
• Experience with low voltage control electronics and PCBAs.
• Proficiency in analog circuit design, including amplification, filtering, isolation, and ADC interfacing.
• Experience with noise mitigation, grounding, shielding, and calibration strategies in high EMI environments.
• Collaboration with firmware/software teams on acquisition requirements and data quality.

Skills

• Power electronics design and testing.
• High-voltage system design and integration.
• Low voltage control electronics development.
• Analog circuit design and implementation.
• Collaboration with firmware/software teams.

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.

Pay

$165K - $200K

Schedule

N/A