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CNC Machinist III

Job in Libertyville, Lake County, Illinois, 60092, USA
Listing for: Lehigh Heavy Forge Corporation
Full Time position
Listed on 2026-10-03
Job specializations:
  • Manufacturing / Production
    Manufacturing Engineer, CNC Machinist, Manufacturing & Industrial Operations, Machine Operator
Salary/Wage Range or Industry Benchmark: 30 - 36 USD Hourly USD 30.00 36.00 HOUR
Job Description & How to Apply Below
Group Company
  • Mitsubishi Chemical Advanced Materials

Mitsubishi Chemical Advanced Materials is a leading global manufacturer of high-performance thermoplastic materials in the form of semi-finished products and finished parts. The company has locations in 20 countries and more than 2,800 employees. Its specialty engineering thermoplastics and composites are superior in performance to metals and other materials and are used in a wide range of applications, primarily in the capital goods industry.

The company is continuously developing new areas of applications in close cooperation with industry leaders in a broad variety of customer markets. The Mitsubishi Chemical Advanced Materials Group is well prepared to further expand its market leadership position.

Supporting the vision of our holding company, Mitsubishi Chemical Holdings Corporation (MCHC), Mitsubishi Chemical Advanced Materials is committed to the realization of KAITEKI, "a sustainable condition which is comfortable for people, society and the Earth". To realize this vision, the MCHC Group engages in corporate activities that provide products, technologies and services based on the comprehensive capabilities of the Group in the Performance Products Domain, Industrial Materials Domain and Health Care Domain, with chemistry as the basis of our activities.

We jointly express and promote our commitment under the corporate brand THE KAITEKI COMPANY.

Job Purpose

CNC Machinist III

Shift: 1 st shift 7:00 AM-3:30 PM

Salary: $30.00 to $36.00

The CNC Machinist III / Set Up Programmer role is a senior-level responsible for the setup, programming, and operation of complex 5-axis and 3-axis CNC milling machines. This position requires advanced technical expertise in machining tight-tolerance components, interpreting engineering drawings, and optimizing manufacturing processes. The ideal candidate demonstrates strong troubleshooting abilities, precision measurement skills, and experience in aerospace or automotive manufacturing environments.

Principal

Accountabilities
  • Set up and operate 5th-axis CNC milling machines; perform setup and operation of 3-axis milling machines as required.
  • Interpret work orders, flow sheets, engineering drawings, and blueprints to determine manufacturing sequence, dimensions, tolerances, and inspection requirements.
  • Upload, download, edit, and optimize CNC programs at the machine.
  • Load and verify correct tooling and fixtures for each job.
  • Manufacture and modify fixtures as required to support production.
  • Perform in-process inspections using manual measuring equipment (e.g., calipers, micrometers, indicators, gauges) and make necessary offset adjustments to maintain dimensional accuracy.
  • Maintain dimensional integrity of tight-tolerance, complex components.
  • Submit first article and final inspections to Quality Assurance, including dimensions that cannot be manually verified.
  • Pull and verify raw materials from staging areas to ensure accuracy against WOPAC/work orders.
  • Accurately log labor time and production data in the ERP system.
  • Maintain machine cleanliness and an organized, safe work area.
  • Follow all company safety policies and procedures.
  • Perform routine machine maintenance as required.
Education & Experience
  • Minimum of 3 years of experience with 5th-axis CNC machining.
  • Experience reading blueprints and editing/writing CNC programs.
  • Aerospace or automotive manufacturing experience preferred.
Technical Skills
  • Proficiency in ERP systems for data entry and time tracking.
  • Experience with Mazatrol, Mastercam, or similar CAM software preferred.
  • Strong understanding of blueprint reading and GD&T principles.
  • Solid troubleshooting and problem-solving skills.
  • Basic math proficiency: trigonometry knowledge preferred.
Physical Requirements
  • Ability to lift to 50 lbs. as needed.
  • Ability to stand for extended periods during shifts.
Pay Transparency (complete highlighted sections)

The salary range for this position is $30.00-$36.00. Factors such as scope and responsibilities of the position, candidate's work experience, education/training, job-related skills, internal peer equity, as well as market and business considerations may influence base pay offered. This salary will be subject to a geographic adjustment (according to a specific city and state), if an authorization is granted to work outside of the location listed in this posting.

  • Competitive Benefits and Healthy Rewards Program
  • Benefits begin on DAY 1!
  • Participation in the company 401K Program
  • Employee Assistance Programs
  • Curated…
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