CNC Machinist

Responsibilities

• Program, set up, and operate CNC Mills and CNC Lathes, including live tooling and multi-axis operations
• Develop and optimize CNC programs (G-code and CAM-generated) for complex geometries and tight tolerances
• Execute first-article builds, prove-outs, and low-volume production runs in an R&D environment
• 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 through toolpath optimization and process redesign
• Provide manufacturability feedback on part designs (DFM)

Requirements

• 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
• Ability to lift and carry equipment up to 50 lbs unassisted
• Ability to work required shift hours, overtime, and weekends as needed

Preferred Qualifications

• Advanced CAM experience (Mastercam, Fusion, NX, or equivalent)
• Experience supporting production ramp-ups from prototype to volume
• Background in aerospace, energy, or advanced manufacturing
• Ability to read blueprints and complete basic shop math

About the Company

General Matter is designing, building, and operating the world’s lowest-cost uranium enrichment services to restore America’s ability to produce nuclear fuel for AI and advanced manufacturing.