CNC Machinist (Mill & Lathe)

The role

This person will program, set up, and operate CNC Mills and CNC Lathes. They will support R&D, fixture development, and continuous cycle-time reduction.

What you will do

• Program, set up, and operate CNC Mills and CNC Lathes, including live tooling and multi-axis operations.
• Develop and optimize CNC programs for complex geometries and tight tolerances.
• Execute first-article builds, prove-outs, and low-volume production runs.
• Troubleshoot machining issues related to tooling, fixturing, materials, and machine dynamics.
• Design, fabricate, and iterate custom fixtures and workholding solutions.
• Collaborate with Manufacturing Engineering to improve part stability, repeatability, and setup efficiency.
• Lead or support cycle-time reduction initiatives.
• Identify opportunities to reduce setup time, scrap, and rework.
• Contribute to standard work, setup documentation, and machining best practices.
• Provide manufacturability feedback on part designs.

Required qualifications

• High school diploma or equivalency certificate.
• 7+ years of CNC machining experience in a mill/lathe environment.
• Strong expertise in live tooling programming.
• Proven experience programming and running complex multi-axis parts.
• Strong understanding of GD&T.
• Physical effort including standing, lifting, and carrying equipment up to 50 lbs. unassisted.
• Must be able to work all required shift hours, overtime and/or weekends as needed

Nice to have

• Advanced CAM experience (e.g. Mastercam, Fusion, NX, or equivalent).
• Experience supporting production ramp-ups from prototype to volume.
• Background in aerospace, energy, advanced manufacturing, or precision components.
• Able to read blueprints and complete basic shop math.
• Able to work independently and problem-solve efficiently with minimal supervision.
• Positive attitude and ability to work well on a team.
• Willingness to provide constructive feedback to the engineering and production teams to improve tooling designs, processes, and parts.
• Able to stay organized with strong attention to detail.

Benefits

• Stock options
• Medical coverage
• Vision coverage
• Dental coverage
• 401(k) retirement plan

About the company

General Matter enriches uranium. They are designing, building, and operating the world’s lowest-cost enrichment services in the US.