Helion Energy
Energy & UtilitiesDirect Ashby career site

Mechanical Engineer

Location
Everett, WA · On-site
Job type
Full-time
Level
Mid-level
Experience
3+ years
Education
Bachelor's degree
Listed
30 days ago

Skills & highlights for this role

  • CAD (NX/SolidWorks)
  • FEA (ANSYS)
  • mechanical design

Also useful

  • FEMAP

Stated benefits & perks

  • Medical
  • Dental
  • Vision
  • 401k match
  • Parental leave

What You Will Be Doing

  • You will own the design and development of hardware for Helion’s fusion devices.
  • 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.
  • This is an onsite role located at our Everett, WA office.

You Will

  • Own and improve subsystem designs including electromagnetic, structural, fluid, thermal, and control systems
  • Learn from historical engineering approaches and design novel hardware for testing and integration into Helion’s fusion devices
  • Design hardware in CAD software such as NX or SolidWorks
  • Perform analysis using tools like ANSYS and lead design reviews to incorporate feedback and iterate toward functioning systems
  • Expand your engineering skills and domain knowledge by learning from experts
  • Work hands-on with experienced technicians to build and implement hardware designs
  • Troubleshoot hardware issues on integrated fusion generators as they arise

Required Skills

  • Bachelor’s degree in Engineering
  • 3+ 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
  • Advanced experience with CAD software (e.g., NX, SolidWorks)
  • Experience with FEA software (e.g., ANSYS, FEMAP)

#LI-Onsite #LI-KL1

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

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.

Read the original posting

From Helion Energy's careers page, first listed on Rolev.ai on October 10, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

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Common questions

Where is the Mechanical Engineer job at Helion Energy located?

This Mechanical Engineer position at Helion Energy is located in Everett, WA (On-site). Always check Helion Energy's application page for specific state eligibility or relocation policies.

What qualifications are required for Mechanical Engineer at Helion Energy?

For the Mechanical Engineer role, Helion Energy highlights 3+ years of relevant experience; a bachelor's degree; experience with CAD (NX/SolidWorks), FEA (ANSYS), mechanical design. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

How do I apply for the Mechanical Engineer position at Helion Energy?

This listing links directly to Helion Energy's Ashby application page. You can apply directly on Helion Energy's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Ashby application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.