CNC Milling Programmer (1st Shift)

Lehigh Heavy Forge Corporation; Elmhurst (IL); On-site; USD 52,000 - 58,000; Full time

Job summary

Lehigh Heavy Forge Corporation in Elmhurst, IL is seeking an experienced CNC Machinist to program, set up, and operate high-precision milling equipment.

You will read blueprints, write and adjust G-code/M-code, and use Mastercam or SolidWorks while performing tight-tolerance work on stainless steel, titanium, aluminum, and plastics.

This role requires 7–10 years of experience, strong GD&T knowledge, tool selection, and the ability to troubleshoot and train operators; first shift; pay $38–42/hour.

Qualifications

• 7–10 years of CNC machining and programming experience.
• Strong experience in milling, turning, and Swiss machining.

Responsibilities

• Program, set up, and operate CNC milling machines.
• Read blueprints and planning sheets to guide work.
• Write and adjust CNC programs (G-code/M-code).
• Perform milling, drilling, boring, and tight-tolerance work.
• Select and preset cutting tools; calculate feeds and speeds.
• Conduct prove-outs and manual programming during setups.
• Troubleshoot machining and tooling issues.
• Inspect parts with precision gauges for quality.
• Train operators after proven setups.

Skills

CNC machining

Milling & Turning

Swiss machining

GD&T ASME Y14.5

Program adjustment

Tool selection

G-code/M-code

CAM software Mastercam

Medical/regulatory experience

Communication skills

Education

Associate degree or technical training

Tools

Mastercam

SolidWorks

Job description

What You'll Do

• Program, set up, and operate CNC milling machines
• Read and interpret blueprints, planning sheets, sketches, and technical data
• Write, edit, and adjust CNC programs (G-code / M-code) using Mastercam, SolidWorks, or similar software
• Perform complex machining operations including milling, drilling, boring, and tight-tolerance work
• Select, preset, and install cutting tools; calculate feeds, speeds, depths, and coolant flow
• Conduct prove-outs and manual programming during setups
• Troubleshoot machine issues, program errors, tooling problems, and out-of-tolerance conditions
• Machine challenging materials including stainless steel, titanium, aluminum, and plastics
• Inspect parts using precision gauges to ensure quality and regulatory compliance
• Train and induct operators after proven setups are complete
• Perform routine machine maintenance and assist with repairs as needed
• Maintain clear documentation and shift handoff notes
• Keep machines, tools, and work areas clean, safe, and audit-ready

What We're Looking For

• 7-10 years of CNC machining, setup, and programming experience (or equivalent)
• Strong experience with Milling, Turning, and Swiss machining
• Advanced ability to read and apply GD&T (ASME Y14.5)
• Proven experience adjusting programs and tooling independently
• Deep understanding of cutters, inserts, and tool selection based on material and tolerances
• Knowledge of G-codes, M-codes, and CAM software (Mastercam preferred)
• Experience in medical or regulated manufacturing strongly preferred
• Associate degree or technical training helpful-but experience matters most
• Strong communication skills and a calm, solution-oriented mindset

Shifts Available: 1st shift

Salary Range: $38.00 - $42.00/hr based on experience