Job Details

Senior Mechanical Technician - Precision Systems

  2025-08-15     Pacific Fusion     San Leandro,CA  
Description:

About the Role

Pacific Fusion is seeking an exceptional Senior Mechanical Technician to join our Positioners Team and create the path to commercial fusion energy. Based in San Leandro, CA, this role will support the assembly, testing, and development of our large mechanisms that position diagnostic instruments and targets in vacuum for fusion experiments. These devices are essential for understanding the physical processes that will produce fusion energy.

Responsibilities:

  • Assemble and test mechanical components and systems under the guidance of engineers to meet exacting specifications
  • Measure parts using calipers, micrometer, dial gauges, etc., and document of part features
  • Maintain the equipment and tools being used in the area
  • Order tools and keep inventory of tools and equipment
  • Manage parts inventory, acquire necessary components for prototypes and production, and ensure availability of supplies for uninterrupted workflow
  • Maintain a clean, organized, and safe work environment, adhering to industry regulations and company policies
  • Collect and analyze performance and measurement data to support validation and continuous improvement efforts
  • Commission new systems, and participate in troubleshooting and resolving mechanical issues with new and existing systems
  • Collaborate with designers and engineers in the development of prototypes and finished systems
  • Contribute to the creation of detailed technical documentation, including assembly instructions, maintenance manuals, and test reports
  • Support the implementation of Engineering Change Orders by reworking assemblies or updating documentation as needed
  • Experience using portable CMM or Laser Tracker is a plus

Qualifications:

  • 10+ years of mechanical technician work experience involving precision bearing systems and drives
  • Associate degree in Mechanical Engineering Technology or a related field
  • Basic understanding of mechanical design
  • Familiarity with laboratory equipment and tools for the assembly and testing of precision systems
  • Experience using machine shop tools for part modifications, drill press, milling machine, lathe, presses, saws welders, etc.
  • Ability to operate a forklift and other heavy equipment safely
  • Familiarity with mechanical fabrication and assembly drawings
  • Strong problem-solving skills, strong attention to detail, and the ability to work collaboratively in a team environment
  • Experience with PTC Creo CAD software is a plus
  • Experience with vacuum systems is a plus

Physical Requirements:

This position requires the physical ability to squat, reach, climb, prolonged periods of standing, frequent lifting of objects up to 50 lbs, and regular hands-on work with tools and equipment in the laboratory.

Benefits:

  • Industry-competitive salary
  • Equity plan
  • 6% employer 401k matching
  • Generous paid time off (including sick leave, vacation, paid family leave)
  • Medical, Dental, and Vision insurance

Actual base salary offered will be determined by: experience, skills, and work location. This range is for base salary, our total compensation includes equity and benefits. We welcome you to apply even if your expectations are outside our listed range.

Pacific Fusion is committed to creating a diverse environment and is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

Pacific Fusion is committed to providing reasonable accommodations for qualified individuals with disabilities in our job application procedures and throughout employment. If you need assistance or any accommodation, please let us know.


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