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 $1.5 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors including Thrive Capital, LightSpeed Venture Capital, SoftBank, and others to propel us forward. Our current prototype, Polaris, has reached record-breaking plasma temperatures of 150 million degrees Celsius (13 keV). Helion is continuing to iterate and on the path to the world's first fusion power plant, Orion.
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.
What You Will Be Doing:
Helion is hiring an entry-level Mechanical Engineer to oversee hardware designs for Helion's fusion generator prototypes. You will help solve versatile engineering problems that are important to deploying fusion energy to the world, and be a culture-driver on a small but expanding team. This is an onsite position located at our Everett, WA office.
NOTE: In-person final round interviews will be held at our Everett, WA office between August 25-27.
You Will:
Own and understand subsystem designs such as electromagnetic, structural, fluid, thermal, and control systems, and improve their requirements
Learn from historical engineering approaches, design novel hardware, test your solutions, and integrate them into our fusion devices
Apply both engineering first-principles and method-based thinking to challenging problems
Use 3D CAD software (e.g., NX, Solidworks) to design fusion hardware
Perform analysis with tools like ANSYS and hold design reviews to gather feedback and iterate to a fully functioning system
Learn from experts to expand your engineering skillset and domain knowledge
Work hands-on alongside experienced technicians to improve your hardware designs
Fix hardware issues as they arise on integrated fusion generators
Required Skills:
Bachelor's degree in Mechanical Engineering or related field
1-2 years of collegiate internship or project team experience (e.g. SAE, Rocket Club) that includes working with versatile teams managing complex engineering projects and schedules
Hands-on exposure to a variety of engineering disciplines (mechanical, electrical, fluids)
Experience with 3D CAD software (e.g. NX, Solidworks)
Benefits
Our total compensation package includes benefits, including but not limited to:
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 value 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.
Skills Required
- Bachelor's degree in Mechanical Engineering or related field
- 1-2 years of collegiate internship or project team experience (e.g., SAE, Rocket Club)
- Hands-on exposure to multiple engineering disciplines (mechanical, electrical, fluids)
- Experience with 3D CAD software (e.g., NX, Solidworks)
- Experience performing analysis with tools like ANSYS
Helion Energy Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Helion Energy and has not been reviewed or approved by Helion Energy.
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Fair & Transparent Compensation — Compensation is considered competitive for many roles, with employer materials emphasizing competitively benchmarked pay. Total rewards commonly include salary plus equity and benefits that align with market expectations.
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Healthcare Strength — Health coverage includes medical, dental, and vision with options for fully employer‑paid premiums, HSA support, and core protections like life and disability. This breadth signals robust medical benefits for a growth‑stage company.
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Equity Value & Accessibility — Equity is broadly offered through stock options for all employees, positioning ownership as a meaningful part of total rewards. Employer communications consistently highlight equity participation as a differentiator.
Helion Energy Insights
What We Do
Helion is a fusion power company based in Everett, WA, with the mission to enable a future with unlimited clean energy. Our vision is a world with clean, reliable, and affordable electricity for everyone. Currently, we are scaling up our latest fusion prototype to make our vision a reality. We’re hiring brilliant scientists, engineers, and builders passionate about developing world-changing technologies. If that sounds like you, check out our open positions.








