Helion is building the world's first fusion power plant to deliver clean, reliable, and abundant electricity to the grid. Backed by Lightspeed, Peak XV and SoftBank VF.
About the role
You will apply advanced technical expertise to support engineering research, development, and manufacturing through hands-on materials testing, analytical system operation, and precision fabrication. In this role, you will independently execute complex test workflows, configure and maintain equipment, and troubleshoot technical issues to ensure diagnostic readiness and high-quality results.
What they're looking for
- 8+ years of hands-on experience operating mechanical testing systems and analytical instrumentation in a similar technical environment
- Strong proficiency in materials testing equipment and imaging tools, including mechanical test frames and microscopy systems
- Extensive hands-on fabrication experience, including fixture design, assembly, and precision measurement
- Demonstrated ability to execute structured test workflows and produce reliable, high-quality data
- Experience troubleshooting complex mechanical and instrumentation issues, with the ability to independently identify root causes and drive solutions
- Strong technical documentation skills, with attention to procedural rigor, calibration standards, and quality control
More about this role
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.
You will apply advanced technical expertise to support engineering research, development, and manufacturing through hands-on materials testing, analytical system...
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