Lead CNC Machinist & Programmer Jobs in Mansfield,TX,US

Job Overview:

A venture-backed startup that is working towards building fully automated CNC machine shops to provide parts for US aerospace and defense. We are a small, high-output team and we are looking for a lead machinist who is hungry and can own the floor. This is a hands-on role for someone who programs, sets up, and runs complex parts independently and holds themselves to a tight tolerance standard. This person will grow with the company into other roles.

Responsibilities:

Program 3-axis and 5-axis CNC machines using Mastercam Program and operate CMM equipment to verify dimensional accuracy Set up and fixture complex parts for precision machining operations Run and inspect finished parts to aerospace and defense quality standards Interpret and apply GD&T callouts across a range of part geometries Collaborate with leadership on process improvements, workflow, and shop organization Support the transition toward automated operations over time

Requirements:

Expert-level Mastercam programming for 5-axis operations Proven experience fixturing and setting up complex parts in 5-axis machines Hands-on CMM operation experience Strong working knowledge of GD&T Experience machining aerospace or defense grade components to tight tolerances

Preferred:

Prior experience at a venture-backed startup or defense contractor Familiarity with pallet loaders, FMS systems, or other shop automation Experience running Okuma or Mazak machines specifically