Senior Fusion Plant Systems Architect

Helion Energy; Everett, Northern (WA, KY); Hybrid; USD 140,000 - 190,000; Full time

Benefits offered by this job

Medical, Dental, and Vision plans

31 Days of PTO (vacation + sick)

Paid holidays

401(k) with match

Disability and life insurance

Parental leave and wellness stipend

Job summary

Helion Energy seeks a Sr Systems Engineer to own the plant-level architecture and top-level requirements for its fusion power plant. You will decompose mission objectives into subsystem requirements and define interfaces across electrical, mechanical, controls, plant, science, and business teams.

You will drive trade studies, lead ICD development, and manage design reviews to ensure traceability and risk mitigation as Helion scales from prototype to production power plants.

Qualifications

• Candidate must own and decompose plant-level requirements into verifiable subsystem requirements.
• Author ICDs across electrical, mechanical, controls, software domains.
• Develop and execute system verification plans against top-level needs.

Responsibilities

• Own and maintain top-level plant requirements and ensure traceable decomposition.
• Lead trade studies informing major plant architecture decisions.
• Develop and own ICDs defining interfaces between subsystems and with suppliers.
• Lead and facilitate design reviews and surface risks early.
• Identify, assess, and mitigate plant-level integration risks.
• Drive configuration management for plant requirements and baselines.

Skills

Systems requirements ownership

Architecture decomposition

ICD authoring

Verification planning

Cross-domain collaboration

Technical writing

Education

Bachelor's in Systems Engineering

Master's in Systems Engineering

Electrical Engineering

Mechanical Engineering

Job description

Helion Energy seeks a Sr Systems Engineer to own the plant-level architecture and top-level requirements for its fusion power plant. You will decompose mission objectives into subsystem requirements and define interfaces across electrical, mechanical, controls, plant, science, and business teams.

You will drive trade studies, lead ICD development, and manage design reviews to ensure traceability and risk mitigation as Helion scales from prototype to production power plants.