Helion · 2 days ago
Technologist - Radiation Safety and Nuclear Science
Everett, WA
Full-time
Onsite
Mid Level
3+ years expHelion Energy is a fusion power company based in Everett, WA, focused on building the world's first fusion power plant. The Technologist in Radiation Safety and Nuclear Science will apply technical understanding to support research and development activities, ensuring safety and compliance while collaborating with engineers and senior technologists.
EnergyEnvironmental EngineeringRenewable Energy
Responsibilities
Install, operate, and maintain laboratory research and development systems that support RaSNS engineering activities
Configure vacuum, cryogenic, mechanical, and analytical equipment; perform routine system checks; and identify issues requiring troubleshooting or escalation
Apply scientific reasoning and diagnostic methods to evaluate system behavior, validate test configurations, and support experimental readiness
Conduct repairs or adjustments to lab equipment under defined procedures, ensuring safety, accuracy, and compliance with quality standards
Develop working knowledge of radiation safety practices, including contamination control, monitoring techniques, and controlled-area workflows
Learn tritium handling and work to become a tritium Authorized User
Document test setups, observations, and system performance with clarity and discipline, using data to track reliability and communicate functionality
Collaborate with Engineers and senior Technologists to refine processes, improve system reliability, and advance department goals
Continuously expand your technical skills through hands-on learning, curiosity-driven problem solving, and engagement with evolving team needs
Qualification
Required
3+ years of experience with mechanical systems, laboratory equipment, or technical workflows
Introductory familiarity with vacuum systems, cryogenic systems, or demonstrated aptitude for learning complex systems quickly
Ability to follow detailed procedures, perform repeatable tasks, and recognize when to request support
Willingness and ability to learn radiological materials work, including surveys, contamination control, tritium protocols, and controlled-area practices
Ability to operate analytical tools with guidance, capture and present data with care and attention to detail
Strong safety mindset and commitment to learning proper PPE use, hazard controls, and work planning
Comfort working in structured, procedure-driven environments and escalating uncertainties immediately
Ability to document work clearly, maintain organized records, and use digital tools for task tracking and communication
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
2025-12-24
Crunchbase News
2025-12-18
Crunchbase News
2025-12-17
Company data provided by crunchbase