CNC Machinist II/III – Large-Format Precision

Bay-Cast-Technologies; Bay City (MI); On-site; USD 32,000 - 48,000; Full time

Job summary

Bay Cast Technologies is seeking CNC Machinists at Levels II and III to support our large-format machining operation. You will read drawings, set up and edit programs, and machine components to tight tolerances with various controllers.

The role requires ownership, problem-solving, and mentoring junior machinists in a fast-paced aerospace/industrial environment. Level II focuses on moderate setups and 3-axis/milling/boring machines; Level III covers complex setups, 5-axis work, and independent

Qualifications

• 2–5 years of job shop CNC machining experience.
• Ability to read and interpret manufacturing drawings and job instructions.
• Working knowledge of G & M code, including minor program edits.
• Experience setting up, operating, troubleshooting, and changing tools.
• Experience with Heidenhain, Siemens, or Fanuc controllers.
• Large-format machining experience is a strong plus.
• Ability to identify and work through minor process or program issues independently.
• Manual machining experience is a plus at all levels.

Responsibilities

• Set and verify work and tool offsets using traditional methods.
• Read and follow manufacturing drawings, job travelers, and standard work instructions.
• Maintain a clean, organized, and safe work area.
• Take responsibility for producing accurate, reliable work.
• Perform moderate-complexity setups for Level II; operate medium to large machines; run programs and edit speeds/feeds; machine to tight tolerances.
• Perform complex setups for Level III; operate large gantry/5-axis machines; edit and troubleshoot CNC programs; mentor Level I/II machinists.

Skills

Read manufacturing drawings

G-code & M-code editing

Setup & tool changes

Controller experience (Heidenhain/Siem

Large-format machining experience

GD&T interpretation

Mentor junior machinists

Problem solving

Job description

Bay Cast Technologies is seeking CNC Machinists at Levels II and III to support our large-format machining operation. You will read drawings, set up and edit programs, and machine components to tight tolerances with various controllers.

The role requires ownership, problem-solving, and mentoring junior machinists in a fast-paced aerospace/industrial environment. Level II focuses on moderate setups and 3-axis/milling/boring machines; Level III covers complex setups, 5-axis work, and independent