Helion · 21 hours ago
Senior Technologist - Radiation Safety and Nuclear Science
Everett, WA
Full-time
Onsite
Senior Level, Lead/Staff
$54/hr - $67/hr
8+ years expHelion Energy is a fusion power company based in Everett, WA, aiming to build the world's first fusion power plant for clean electricity. The Senior Technologist will apply advanced technical expertise to support engineering research and development by executing materials testing and maintaining analytical systems.
EnergyEnvironmental EngineeringRenewable Energy
Responsibilities
Operate and maintain materials testing and analytical equipment (load frames, profilometers, durometers, microscopy, SEM)
Execute test plans according to ASTM standards, or work with Engineers to design bespoke test plans, including sample preparation, fixturing, and data reporting and analysis
Document procedures, calibration steps, and test results with strong discipline and clarity, partner with engineers to validate test configurations and communicate results that inform design decisions
Provide guidance to early career Technologists on equipment setup, fabrication techniques, and safe work practices
Develop working knowledge of radiation safety practices, including contamination control, monitoring techniques, and controlled-area workflows
Qualification
Required
Strong proficiency with mechanical testing systems and imaging tools (approximately 8+ years of hands-on, independent execution in similar roles)
Hands-on fabrication capability, including fixture design, assembly, and precision measurement (approximately 8+ years in comparable environments)
Experience executing structured test workflows and ensure reliable data quality
Leads troubleshooting of mechanical, instrumentation, and workflow failures, identifying root cause and driving corrective action without requiring step-by-step guidance
Produces clear technical documentation and enforces procedural, calibration, and quality standards to prevent repeat failures and protect downstream engineering decisions
Partners with engineers to interpret, clarify, and translate design intent into robust, real-world test setups that surface meaningful performance data
Preferred
Familiarity working in controlled, high-risk, or radiological environments is preferred but not required. This includes adherence to safety, access control, and contamination-prevention protocols
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.
201-500 employees
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
Leadership Team
David Kirtley
Founder and CEO
Chris Pihl
Co-Founder, CTO
Recent News
2026-01-12
2025-12-24
Company data provided by crunchbase