Level 3 Machinist (Horizontal Boring Mill / Horizontal Machining Center) Position Summary The Level 3 Machinist is an experienced precision manufacturing professional responsible for setting up, programming, and operating horizontal boring mills and/or horizontal machining centers to produce high-quality components in accordance with engineering drawings, specifications, and production requirements. This position works with minimal supervision and serves as a technical resource for less experienced machinists.
Essential Duties and Responsibilities:
• Setup and operate horizontal boring mills and CNC horizontal machining centers
• Interpret blueprints, GD&T(ASME Y14.5-2018), work instructions, and technical specifications.
• Select tooling, fixtures, and work-holding methods to ensure efficient machining operations.
• Program, edit, and optimize CNC programs at the machine or through CAM generated code.
• Perform first-piece inspections and verify dimensional accuracy using precision measuring equipment.
• Troubleshoot machining, tooling, and quality issues to minimize downtime.
• Perform complex machining operations involving tight tolerances and critical dimensions. • Monitor tool wear and make offset adjustments as required. Required Qualifications
• High school diploma or GED.
• 5+ years of CNC machining experience, including horizontal machining centers or horizontal boring mills.
• Strong understanding of machining principles, feeds, speeds, tooling, and materials.
• Ability to read and interpret complex engineering drawings and GD&T per ASME Y14.5-2018
• Experience using precision measuring instruments including: o Micrometers o Calipers o Bore gauges o Dial indicators o Height gauges • Ability to independently setup and prove out new jobs.
• Strong problem-solving and troubleshooting skills. Preferred Qualifications
• Journeyman Machinist certification or vocational training.
• Experience with Fanuc or similar controls.
• CAM programming experience in Mastercam.
• Experience machining large weldments, castings, or aerospace/industrial components.
• Forklift and overhead crane experience. Physical Requirements
• Ability to stand and walk for extended periods.
• Frequently lift up to 30 lbs.
• Ability to safely operate cranes, hoists, and material-handling equipment.