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Helion Energy

Principal Mechanical Engineer

Summary: Join Helion Energy as a Principal Mechanical Engineer in Everett, WA, where you'll own hardware designs for fusion generator prototypes. Tackle multidisciplinary engineering problems and enhance subsystem designs while working closely with a talented team. This role offers a competitive salary range of $170,000 - $221,000, along with comprehensive benefits including 31 days of PTO and a 401(k) match, all while contributing to a sustainable energy future.
Helion Energy
Helion Energy
Everett, United States   On-site   Full Time   USD 170k–221k yearly  UTC-08:00   51-100   38 days ago

Helion Energy

Company Overview

Helion Energy

Everett, WA, United States

2013

Business Model

Energy

Development of fusion energy technology

Funding from investors, government grants, and partnerships

Locations & Geography

United States

Company Culture

Their mission is to develop clean, limitless energy through fusion technology.

They promote a collaborative and innovative work environment.

They offer opportunities for professional growth and skill development.

Activities & Projects

They are currently working on the Polaris project, which aims to demonstrate net energy gain from fusion.

Helion Energy is innovating in the field of plasma physics and magnetic confinement.

They focus on sustainable energy solutions that minimize environmental impact.

Career Opportunities

Typical job openings include roles in engineering, research, and operations.

They offer competitive salaries, health benefits, and a flexible work schedule.

Contact Information

LinkedIn

Careers at Helion Energy


Last updated on 2025-01-31 | Report an issue

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 $600 million from investors such as Sam Altman, Mithril, and Capricorn Investment Group 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).

Now we are working toward Polaris, which will be the first machine to demonstrate electricity from fusion, making this a great time to join Helion! Bring your skills, experiences, and determination to make a difference in the world. Together, we can make a future with unlimited clean electricity from fusion a reality.

What You Will Be Doing

We are hiring a Principal Mechanical Engineer to own hardware designs for Helion's fusion generator prototypes. You will solve multidisciplinary engineering problems that are necessary for deploying fusion energy to the world and act as a culture driver on a growing team. You will report directly to our Senior Manager of Engineering at our Everett, WA office.

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, and test your solutions
  • Design fusion hardware within 3D CAD software (e.g. NX, Solidworks)
  • 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 implement your hardware designs
  • Troubleshoot hardware issues as they arise on integrated fusion generators

Required Skills

  • Bachelor's degree and 12+ years experience or master's degree and 8+ years of experience
  • Professional experience delivering on full-scope engineering projects (including schedule ownership)
  • Experience applying engineering first-principles and method-based thinking to challenging problems
  • Hands-on exposure to a variety of engineering disciplines (mechanical, electrical, fluids)
  • Advanced experience with CAD software (e.g. NX, Solidworks)
  • Advanced experience with FEA software (e.g. ANSYS Maxwell, FEMAP)
  • Advanced experience with GD&T and generating engineering drawings per ASME Y14.5

Compensation and Benefits

At Helion, we are committed to fostering a fair and equitable environment in every aspect of our operations, including compensation. We ensure all our roles are competitively benchmarked and our total compensation package includes a base salary, comprehensive benefits, and equity grants, giving you a true stake in Helion's success. Final compensation is determined through a holistic evaluation of your experience, qualifications, and our commitment to maintaining internal equity, ensuring fairness and transparency across our teams.

This is an exempt salaried role.

Annual Base Pay

$170,000 - $221,000 USD

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

NOTE: Underrepresented people are less likely to apply unless they meet 100% of the job's requirements. We believe in hiring people, not checklists, and encourage you to apply even if you do not check all of the boxes. If this job isn't the one, we have many other openings that may be a fit.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information. If we reach out to you to begin an interview process, we will also ask if you require any reasonable accommodation at that time.

About the role

January 3, 2025

Full Time

Company

Helion Energy

July 1, 2025

On-site

USD 170k–221k yearly

  •  Everett, United States

12+ years with Bachelor's or 8+ years with Master's

UTC-08:00

Apply now

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