Helion · 2 days ago
Process Engineer, Fuel Cycle
Everett, WA
Full-time
Onsite
Senior Level
$134K/yr - $189K/yr
5+ years expHelion is a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant. The Process Engineer will play a key role in developing continuous fuel cycle processes, focusing on advanced process modeling and system integration for commercial fusion energy.
EnergyEnvironmental EngineeringRenewable Energy
Responsibilities
Develop and maintain in-house process simulation capabilities, including property libraries and sub-models for key unit operations
Own fuel cycle process architecture and flowsheet design using steady-state and dynamic simulations to guide equipment sizing and system configuration
Validate and refine simulation models using data from pilot-scale operations to improve model fidelity and predictive accuracy
Support detailed design and specification of process components such as separation columns, catalyst beds, membranes, heaters, pumps, and cryogenic or vacuum systems
Produce high-quality engineering documentation, including process design bases, PFDs, H&MBs, P&IDs, simulation results, sensitivity analyses, technical reports, and cost evaluations
Collaborate with internal teams and external vendors to implement and test process designs
Qualification
Required
Bachelor's degree in chemical engineering or equivalent experience with strong fundamentals in process engineering
5+ years of experience delivering full-scope engineering projects, including managing technical deliverables and schedules
5+ years of hands-on experience with chemical process simulation tools (e.g., AVEVA Process Simulation, HYSYS, ProMax)
Proven ability to apply first-principles thinking and methodical problem-solving in complex engineering environments
Experience conducting economic evaluations of engineering designs, including cost-benefit analysis, equipment sizing and cost estimation, and CapEx/OpEx forecasting
Demonstrated success working on and contributing to multidisciplinary engineering projects
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