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CNC Machinist III/Set Up Programmer

Mitsubishi Chemical and Careers
Libertyville, IL Full Time
POSTED ON 3/21/2026
AVAILABLE BEFORE 5/20/2026
  • Title:
    CNC Machinist III/Set Up Programmer
  • Group Company:
    Mitsubishi Chemical Advanced Materials
  • Location:
    Libertyville, IL
  • Employment Type:
    Full time
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 / Set Up Programmer

Shift: 1st 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.

#LI-DNP

Knowledge / Skills / Experience

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 Self-Paced Learning & Development Programs for all Employees
  • $1,000 Sign on Bonus
  • Tuition Reimbursement
  • Robust on the job training

Mitsubishi Chemical Group (MCGC) and any of our subsidiaries do not accept unsolicited resumes from individual recruiters or third-party agencies. No fee will be paid to third parties who submit unsolicited candidates directly to our hiring managers or HR team. No placement fees will be paid to any firm unless specifically invited on the search by the MCGC Talent Acquisition team and such candidate was submitted to the MCGC Talent Acquisition Team via our Applicant Tracking System.

EEO Statement

All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or other legally protected status.



Applicants with disabilities may be entitled to a reasonable accommodation under the Americans with Disabilities Act and/or other applicable laws. If you require accommodation due to a disability at any time during the recruitment and/or assessment process, please contact Talent Acquisition.

Salary : $30 - $36

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