Job Description
Job Title: CNC Mill Machinist
Company: Broomfield Labs
Location: Bolton, MA (On-site)
Travel: None
Pay: $25–$45/hour (depending on experience)
Experience: 3–5 years
Role
Broomfield Labs is hiring a CNC Mill Machinist with strong Mastercam programming skills to produce precision components supporting our industrial machinery builds. This is a hands-on, on-site shop role focused on programming, setup, machining, and troubleshooting to achieve high quality and on-time delivery.
Responsibilities
Program CNC milling jobs using Mastercam (toolpaths, setup sheets, revisions)
Set up and operate CNC mills: tooling, workholding/fixturing, offsets, and prove-outs
Interpret blueprints, GD&T, and manufacturing requirements
Choose tooling and cutting parameters to optimize cycle time, finish, and tool life
Perform first-article and in-process inspections using shop measurement tools
Troubleshoot machining issues (tolerances, chatter, tool wear, fixturing, scrap reduction)
Work closely with engineering, assembly, and other machinists to improve processes
Maintain clean program organization, documentation, and revision control
Support prototype and small-batch production work with frequent design updates
Required Qualifications
3–5 years of CNC milling experience in a shop/manufacturing environment
Strong setup skills and ability to run parts independently from print to finish
Solid inspection and quality mindset with attention to detail
Hands-on troubleshooting ability and comfort in a fast-paced shop setting