Development and Prototype Machinist
Pacific FusionSan Leandro, CAPosted 26 March 2026
Job Description
About Pacific Fusion
Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy.
We are rapidly designing and building a pulsed magnetic fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems.
Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in
this letter from our founders .
Why This Role Matters
As a Development and Prototype Machinist, you will play a crucial role in supporting our engineering and delivery teams - producing, modifying, reworking, and troubleshooting parts integral to our fusion energy systems. Your technical skills, attention to detail, and proactive approaches are fundamental to our success. This opportunity is for day shift.
What You'll Do
Program, setup and operate CNC and manual machines, including but not limited to lathes and multi-axis mills, to produce precision parts and tools from metals, plastics,
and potentially composites
Read and interpret blueprints, GDT, and work instructions to meet tolerance requirements
Work with engineering teams to document and recommend design for manufacturability improvements
Facilitate the transition from development to production by collaborating closely with engineering
Assist in the set-up of new production work areas, including layouts,
tooling, and equipment configuration
Identify and execute continuous improvement projects to enhance area safety and efficiency
Perform second-party verification of manufactured hardware and assist in the transition from development to production
What You Bring
Minimum 10 years of experience as a machinist in a hands-on setting
Ability to work independently through the full programming, fixturing, machining and inspecting life cycle of parts
Proficiency in reading engineering drawings with and good understanding of GDT
Experience manufacturing production and development hardware as well as small tooling
Minimum 2 years of Programming with CAM software and conversational programming on machines
Experience performing basic preventive and reactive maintenance of machine tools
Strong problem-solving skills, with the ability to troubleshoot complex mechanical and/or electromechanical systems
Demonstrated ability to follow detailed instructions and protocols
Excellent communication skills to collaborate with a team of scientists, engineers, and technicians
Experience driving a forklift and using hand power tools
Bonus Points For
Experience using Creo, Fusion 360 or Mastercam CAD/CAM software
Experience in hands-on tasks such as welding, construction, auto mechanics, or other similar tasks
Pay Range:
$50
$65 USD
Total Compensation Benefits for Eligible Employees
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 ... (truncated, view full listing at source)
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