
Build Reliability Engineer
Job Description
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 long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors SoftBank 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.
What You Will Do:
You will own the development and implementation of systems that ensure Helion's manufactured products and processes are reliable, efficient, and consistently meet requirements throughout their lifecycle. In this role, you will solve complex, multidisciplinary engineering problems critical to deploying fusion energy at scale. You will collaborate closely with engineers and technicians while contributing to the culture and growth of a fast-moving team. You will report to the Senior Manager of Production, and this is an onsite role located at our Everett, WA office.
You Will:
Develop receiving inspection and machine shop inspection processes that ensure reliable performance of both outsourced and in-house manufactured hardware
Implement lean test and inspection processes to ensure reliable manufacturing systems
Utilize manufacturing and product data to lead containment and corrective actions on fusion hardware and integrated fusion generators
Collaborate with design engineering teams to challenge and simplify hardware requirements
Work hands-on with experienced technicians to build and implement reliable manufacturing processes
Expand your engineering skills and domain knowledge by learning from experts
Required Skills:
Bachelor's degree in engineering
5+ years of professional experience delivering full-scope engineering projects, including schedule ownership
Experience applying first-principles and method-based thinking to solve technical problems
Hands-on exposure to multiple engineering disciplines including mechanical, electrical, and fluids
#LI-Onsite
#LI-EW1
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.
Optimize Your Resume for This Job
Get a match score and see exactly which keywords you're missing
Job Details
- Department
- Manufacturing
- Category
- Aerospace Engineering
- Employment Type
- Full Time
- Location
- Everett, WA
- Posted
- Sep 10, 2025, 05:05 PM
- Listed
- Mar 11, 2026, 08:35 PM
- Last updated
- Apr 25, 2026, 04:37 PM
- Compensation
- $138,000 - $182,000 per year
About Helion Energy
Part of the growing frontier tech ecosystem pushing the edges of what's possible.
More Roles at Helion Energy





Similar Aerospace Engineering Roles



Found this role interesting?
Career Guides
Inside guide to Airbus Defence & Space careers: Ariane 6, Eurostar, Orion ESM programs, salary ranges across Europe, Graduate Programme, and hiring process.
Inside guide to Thales Alenia Space careers: Galileo, MetOp, SpaceRider programs, salary ranges, locations across France and Italy, hiring process, and work culture.
Practical guide to writing resumes for aerospace and space jobs: ATS optimization, keywords by role, translating experience from other industries, clearance listing, and cover letters.