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Second Shift Senior Maintenance Technician

Helion · Everett, WA

Posted Nov 7, 2026 · full time

Est. total comp~$95K–$141K

Apply on Helion's site ↗

From the posting

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

In this role, you will maintain production equipment used to build high-voltage capacitors and integrated modules for Helion’s fusion reactor systems. You will troubleshoot electrical and mechanical issues, perform preventive and corrective maintenance, restore equipment safely, and improve equipment readiness. …

Excerpt from Helion's public job board. Read the full posting.

Job inventory

Required 9 items

Education: High school diploma or equivalent (or 2+ years of related experience)

Experience: 5+ years of experience in technical maintenance

Skills and tools: Troubleshooting, Schematics, Pumps, Pneumatics, Hydraulics, Sensors, Actuators

Preferred none listed in the text we have

Also in the posting: On-site; Second shift schedule; Lift up to 49 pounds; Stand and walk up to 12 hours; Schedule flexibility

Get ready for this role

Crew department: Construction Corps

Skills this kind of role usually asks for:

Working safely on a job site
Reading drawings, schematics and specs
Hand and power tools
Measuring, layout and fit-up
Troubleshooting what is broken

Related coursework: the Construction Corps Track: Safety, Tools and Trade Pathways. We study 6 core modules, take a quiz after each one and pass a final test to earn the Mars Mining Certificate in Construction Safety and Trade Foundations. We can link its verification page from our resume. It records online learning, not professional licensing or work experience.

Join the crew and train for this role About Construction Corps

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I can do Working safely on a job site on the job, or have used it in a class or project I can do Reading drawings, schematics and specs on the job, or have used it in a class or project I can do Hand and power tools on the job, or have used it in a class or project I can do Measuring, layout and fit-up on the job, or have used it in a class or project I can do Troubleshooting what is broken on the job, or have used it in a class or project I have a project or work sample I could show an interviewer My resume is tailored to this kind of role I've practiced answering interview questions for this kind of job

Free. The department comes from the job title and can be off. A Mars Mining certificate shows you studied and passed our test; it isn't a license or academic credit.

About this listing. Pulled automatically from Helion's public job board and refreshed daily; closed roles are removed. Mars Mining Co. is not the employer, does not take applications and does not screen candidates. Field and level labels come from the job title and can be wrong.

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