How to become a CNC Programmer

CNC Programmers develop, edit, set up, troubleshoot, and operate CNC lathes and mills to produce precision components. The role combines CNC programming, machining process planning, tooling and fixture selection, blueprint and GD&T interpretation, inspection, and continuous improvement.

Top Skills Required

  • CNC lathe and mill programming
  • Machine setup and operation
  • G-code and M-code

Education & Certifications

Typical: High school diploma or equivalent, often supplemented by an associate degree or technical training in CNC programming, machining, machine tool technology, or manufacturing.

Alternative paths:

  • Machining or CNC certificate
  • Trade school or apprenticeship
  • Equivalent hands-on CNC machining experience
  • Tool-and-die or machine technology training