Helion · 1 day ago
Senior Engineering Technician, Fluid Systems
Helion is a fusion power company based in Everett, WA, on a mission to build the world's first fusion power plant. As a Senior Engineering Technician, you will lead major build efforts, mentor junior technicians, and collaborate with engineers to develop assembly processes and troubleshoot issues for complex fluid, vacuum, and cryogenic systems.
EnergyEnvironmental EngineeringRenewable Energy
Responsibilities
Lead assembly and integration of high-pressure fuel and vacuum fluid systems
Mentor and coach technicians, developing their skills in precision assembly, harnessing, and fabrication
Perform advanced tube bending, pipe fitting, orbital welding, and cleanroom assembly for critical fusion hardware
Build and route electrical harnesses supporting integrated fluid and electromechanical systems
Guide troubleshooting efforts across mechanical, fluid, and electrical systems, providing root-cause analysis and corrective actions
Collaborate with engineers to develop and refine work instructions, assembly procedures, and custom tooling/fixtures
Support system-level testing, including leak checks, pressure testing, and functional checkouts
Perform light machining and fabrication (lathe, mill, welding) to enable rapid prototyping and iteration
Ensure adherence to safety, quality, and cleanliness standards across all fluid system operations
Drive continuous improvement in assembly efficiency, reliability, and maintainability
Qualification
Required
7+ years of experience with fluid, vacuum, or cryogenic systems in aerospace, energy, or semiconductor industries
Proficiency in precision tube bending and pipe fitting
Proficiency in cleanroom assembly and contamination control practices
Experience leading a team of technicians and coordinating daily build activities
Experience reading and interpreting engineering drawings, schematics, and technical documents
Familiarity with leak detection methods (helium mass spectrometer, pressure decay, etc.)
Knowledge of ERP/CMMS systems for managing work orders and inventory
Demonstrated success in mentoring and training technicians
Benefits
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
Company
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.
H1B Sponsorship
Helion has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2024 (1)
2023 (2)
2022 (1)
2021 (1)
Funding
Current Stage
Late StageTotal Funding
$1.04BKey Investors
Nucor CorporationSam AltmanDustin Moskovitz
2025-01-28Series F· $425M
2023-09-27Corporate Round· $35M
2021-11-05Series E· $500M
Recent News
2025-12-24
Crunchbase News
2025-12-18
Company data provided by crunchbase