Process Engineer (Nuclear)

Location: Santa Clara, California, or remote within the United States. Remote employees must travel to headquarters twice per quarter based on business needs, travel up to 50% to support vendors and integration, and work onsite in Santa Clara for the first two weeks of onboarding.

Salary: $80,000–$155,000 per year, depending on experience.

Company

Develops fast-fission power plants, nuclear fuel recycling technologies, and a domestic supply chain for critical radioisotopes.

What you will do

• Design fluids and process systems, including piping, valves, compressors, pumps, and heat exchangers.
• Define process equipment architecture, specifications, operating modes, and performance criteria.
• Design, assemble, and operate prototypes for iterative design refinement.
• Produce documentation for system layout, fabrication, installation, commissioning, operation, and maintenance.
• Own process systems across multiple lifecycle stages and prepare technical documentation for regulatory filings.
• Coordinate with external vendors on equipment analysis, procurement, and testing.

Requirements

• Engineering education in mechanical, chemical, petroleum, aerospace, or a related discipline.
• Experience designing or modifying process equipment used in petroleum, nuclear, petrochemical, pharmaceutical, or related industries.
• Experience with fluids and process system design, power generation, heat transfer equipment, or systems engineering.
• Experience designing compressible gas systems, including air and inert-gas systems.
• Strong engineering fundamentals, systems engineering judgment, operations intuition, and technical communication skills.
• Ability to meet the required Santa Clara onboarding and recurring travel schedule.

Nice to have

• Experience in advanced fission, clean energy, or nuclear fuel technologies.
• Experience working in a fast-paced, highly iterative startup environment.
• Ability to propose creative solutions to open-ended technical problems.

Culture & Benefits

• Collaborative, humble, ownership-oriented, and pathfinding work culture.
• Flexible time off and flexible work hours.
• Equity, competitive pay, 401(k), health insurance, and FSA.
• Opportunities to work with vendors and contribute to advanced fission technology.