CNC Machinist - Night Shift

Specialty Tooling Systems, Inc.

📍Grand Rapids, MI
Posted May 21, 2026

Job Overview

Position

CNC Machinist - Night Shift

Company

Specialty Tooling Systems, Inc.

Location

Grand Rapids, MI

Work Type

On-site

Job ID

li-4414011502

Job Description

Job title: CNC Machinist 

Reports to: CNC Foreman/Shop Foreman 

Supervisory responsibilities: None. 

Summary/objective: Specialty Tooling Systems (STS) is looking to add a CNC Machinist to their night shift team. The CNC Machinist will be responsible for running the Okuma Bridge Mill. In general, the CNC Machinist produces machined parts by programming, setting up, and operating a computer numerical control (CNC) machine 

Essential functions: 

  • Download programs and MDI (Manual Data Input) as needed.

  • Ability to perform your own programming and running your details.

  • Setup and machine to the proper programs and tolerances required.

  • Recheck setups, change cutters and inserts, and make adjustments as needed to achieve the best possible results.

  • Maintain appropriate tools and keep current on calibration.

  • Keep work area clean.

  • Follow all safety rules and report unsafe work conditions to management.

  • Regular attendance at work during scheduled work hours.

  • Employees may be requested to perform other job functions as required.

Required competency, education, and experience:  

  • Experience with 5 axis mill

  • Experience with Mazak, YCM, Hurco, or Okuma Mills

  • A well rounded knowledge of cutters and inserts, and feeds/speeds.

  • Candidate must have high school or equivalent education.

  • Candidate must have valid driver’s license

Preferred education and experience:  

  • Work NC programming software

Work environment: Manufacturing environment 

Physical demands:  

  • Candidate must have full use of all limbs.

  • Candidate must be able to read and speak English.

  • Candidate must be able to lift 40 pounds.

Position type and expected hours of work: Full time. 10-12 hour shifts depending on work load (4 p.m. to 2:30 a.m. or 5 p.m. to 5:30 a.m.) Monday through Friday. 

Travel: None. 

Compensation/Benefits: STS offers a competitive compensation and benefits package which includes competitive pay, dental insurance, vision insurance, health insurance, short term disability, long term disability, company paid life insurance, voluntary life insurance, 401(k) plan with match, education reimbursement, paid vacation and holidays, and flex spending. 

Other duties: This job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities and activities may change, or new ones may be assigned at any time with or without notice. 

STS is an Equal Opportunity Employer.  STS does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status, or any other basis covered by appropriate law.  All employment is decided on the basis of qualifications, merit, and business need.

Interview Prep

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Key Skills

Required:
Preferred:

Practice Questions

💡Technical Questions (3)
  • 1.Can you walk me through your experience setting up and operating an Okuma Bridge Mill, specifically focusing on 5-axis work?
  • 2.How do you determine the proper feeds, speeds, and insert selections when approaching a new detail or material on a CNC mill?
  • 3.When a program needs a minor tweak on the floor, how do you utilize MDI (Manual Data Input) or edit the program at the machine control?
🎯Behavioral Questions (3)
  • 1.Tell me about a time you had to recheck a setup and make significant adjustments to achieve the required tolerance on a part.
  • 2.Describe a situation where you identified an unsafe work condition in the shop. How did you handle it?
  • 3.Give me an example of how you manage your focus and maintain quality during a long 10 to 12-hour night shift.
🧩Situational Questions (2)
  • 1.You are running the Okuma Bridge Mill on the night shift with minimal supervision, and you notice the tool is chattering heavily and leaving a poor finish on a complex 5-axis detail. What is your immediate course of action?
  • 2.It is 3:00 AM and you discover that a specific cutter needed to finish a high-priority job is completely worn out, and there isn't an exact replacement in the night shift tool crib. How do you handle this?

Resume Keywords

Make sure these keywords appear on your resume

5-axis millingOkuma Bridge MillCNC setupManual Data InputMDIfeeds and speedsinserts and cuttersWork NCtolerancesnight shiftcalibrationMazak

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