CNC Machinist – 3rd Shift

CNC Machinist – 3rd Shift | Greenville, MI

Heartline Staffing, in partnership with Purple Cow Recruiting, is seeking an experienced CNC Machinist for a full-time third-shift opportunity in Greenville, Michigan. This is a hands-on machining position for a candidate with experience setting up and operating multi-axis CNC equipment, working from technical drawings, using precision inspection tools, and producing parts to close tolerances and finish specifications.

The CNC Machinist sets up, adjusts, and operates large CNC machines while supporting established quality and production standards. The position requires hands-on knowledge of both 3-axis and 5-axis CNC machining, Mastercam/CAD/CAM, machine setup, tooling, blueprint interpretation, inspection, and troubleshooting. The machinist will produce pilot pieces for inspection, verify machine setups, make corrective adjustments, perform final inspections, monitor multiple CNC machines, and work with engineers, management, and other production team members to maintain quality and productivity.

Schedule:

3rd Shift / Night Shift 10:00 PM–6:00 AM Full-Time Fully On-Site in Greenville, Michigan

Key Responsibilities:

Set up, adjust, and operate large CNC machines Perform machining operations involving close tolerances and specified surface finishes Operate CNC equipment to produce pilot pieces for inspection Check machine setups and make adjustments to correct variances Follow prescribed operational sequences and work instructions Work from part drawings, specifications, setup instructions, and operating instructions Enter instructions into CNC equipment based on programmer specifications Set up CNC equipment with the correct attachments and tooling for each job Operate and monitor multiple CNC machines simultaneously Troubleshoot machine programming issues Perform 3-axis CNC machining Perform 5-axis CNC machining Use Mastercam and CAD/CAM knowledge in the machining process Collect data from blueprints, plans, work orders, and other sources to complete inspection sheets Use precision measuring instruments to set up, operate, and inspect work Perform final inspection of machined components Work with CMM inspection processes Use calipers, micrometers, depth micrometers, and gage pins Work with tooling including end mills, bullnose cutters, ballnose cutters, chamfer mills, drills, and related tooling Monitor product quality, conformance, and performance throughout production Inspect and maintain CNC equipment Perform preventive maintenance / PMP duties Follow established safety procedures and regulations Collaborate with engineers, management, and other team members Participate in and support established Quality Management System requirements

Quality & Precision:
This position requires strong attention to detail and the ability to consistently produce and inspect precision-machined components. The machinist must understand the decimal system, accurately interpret technical information, select and use appropriate inspection equipment, and make machine or setup adjustments when measurements fall outside specifications.

Requirements:
High School Diploma or GED, Related Training, or Equivalent Combination of

Education and Experience 1–2 Years of Related Hands-On CNC Machining Experience and/or Training Hands-On 3-Axis CNC Machining Experience Hands-On 5-Axis CNC Machining Experience Mastercam / CAD-CAM Knowledge CNC Machine Setup Experience Ability to Enter CNC Machine Instructions Based on Programmer Specifications CNC Programming / Setup Troubleshooting Experience Ability to Read and Interpret Blueprints, Part Drawings, Plans, Specifications, and Work Orders Precision Inspection and Measurement Experience Familiarity with CMM Inspection Experience Using Calipers and Micrometers Experience Using Depth Micrometers and Gage Pins Familiarity with CNC Tooling Including End Mills, Bullnose Cutters, Ballnose Cutters, Chamfer Mills, and Drills Ability to Work with Close Tolerances and Finish Specifications Ability to Operate and Monitor Multiple CNC Machines Ability to Follow Detailed Work Instructions and Safety Procedures Understanding of the Decimal System Ability to Work 3rd Shift, 10:00 PM–6:00 AM Ability to Work Fully On-Site in Greenville, MI ISO 9001 / Formal Quality Management System Experience Preferred Education

Note:

A college degree is not required. Candidates may qualify with a high school diploma or GED, vocational or apprenticeship training, 1–2 years of directly related CNC machining experience, or an equivalent combination of education and hands-on experience. Important:
This is a hands-on CNC machining position. Candidates should be able to demonstrate actual experience setting up and operating CNC equipment, including both 3-axis and 5-axis machining, using Mastercam/CAD/CAM, selecting tooling, working from technical drawings, and inspecting finished parts with precision measuring equipment.