Lead, Vacuum Systems Fabrication — Fusion Hardware Expert

Pacific Fusion; San Francisco (CA); On-site; USD 176,000 - 220,000; Full time

Benefits offered by this job

Equity plan

6% employer 401k matching

Generous paid time off

Medical, Dental, Vision insurance

Job summary

Pacific Fusion in San Francisco is seeking an expert Fabrication Lead - Vacuum Systems to oversee end-to-end vacuum chamber fabrication, assembly, and installation for our fusion platform. You will drive design-for-manufacturability, lead RFQ reviews, manage fabrication of critical vacuum components, and coordinate with vacuum physicists to ensure tight tolerances, cleanliness, and system reliability.

This role requires 8+ years in UHV systems, a bachelor’s in engineering or physics, and

Qualifications

• 8+ years in high or ultra-high vacuum (UHV) systems design, fabrication and installation.
• Deep understanding of vacuum fabrication and leak detection techniques.
• Experience with stainless steel fabrication for vacuum service.
• Familiarity with vacuum system assembly, testing, and troubleshooting.

Responsibilities

• Own the execution of vacuum vessel and component fabrication from design-for-manufacturability through site installation.
• Drive requests for quotation and technical bid reviews for complex vacuum components and precision parts.
• Manage fabrication of mission-critical vacuum components and power-flow components for the fusion machine.
• Build detailed execution plans including vacuum leak testing, qualification, and turnover documentation.
• Coordinate with vacuum physicists and design engineers to optimize system performance and reliability.
• Manage suppliers of specialized vacuum hardware and precision machined components; ensure schedule and quality; travel as needed.

Skills

UHV vacuum systems

Vacuum fabrication

Stainless steel fabrication

Leak detection

DFM

Aerospace fabrication

Education

B.S. in mechanical engineering

B.S. in physics

Tools

Helium leak testing equipment

Job description

Pacific Fusion in San Francisco is seeking an expert Fabrication Lead - Vacuum Systems to oversee end-to-end vacuum chamber fabrication, assembly, and installation for our fusion platform. You will drive design-for-manufacturability, lead RFQ reviews, manage fabrication of critical vacuum components, and coordinate with vacuum physicists to ensure tight tolerances, cleanliness, and system reliability.

This role requires 8+ years in UHV systems, a bachelor’s in engineering or physics, and