Precision CNC Gear Grinder – Setup & Master Gearing

American Rheinmetall; Plymouth (MI); On-site; USD 55,000 - 75,000; Full time

Job summary

American Rheinmetall in Plymouth, MI is seeking a CNC Gear Operator to join the Production team. You will operate a precision gear grinding machine, read blueprints, and set up grinding parameters to manufacture master gears with tight tolerances and quality standards.

The role requires interpreting technical data, selecting appropriate tooling, and ensuring gear dimensions meet specifications through measurement and inspection.

Qualifications

• High school diploma or GED with related experience (1–4 years) or equivalent.
• Ability to read blueprints, planning sheets, and job orders to determine grinding parameters.
• Basic math and measurement skills for tolerances and gear dimensions.

Responsibilities

• Reads and interprets blueprints, planning sheets, sketches, layout, job order and related technical data for product specifications.
• Computes machine indexing ratios and cam dimensions for gear teeth spacing.
• Selects index plate, cams, grinding wheel, feed rates, grinding speed, and depth of cut.
• Positions and secures index plate, cams, and grinding wheel in machine.
• Sets up automatic dressing device to dress wheel to specified profile.
• Moves controls to set synchronized rotation speeds and feed rates.
• Positions and secures workpiece on mandrel or in chuck and verifies positions with gauges.

Skills

Blueprint reading

Precision measurement

Machining setup

Quality inspection

Education

High school diploma or GED

Tools

CNC gear grinding machines

Micrometers/calipers

Job description

American Rheinmetall in Plymouth, MI is seeking a CNC Gear Operator to join the Production team. You will operate a precision gear grinding machine, read blueprints, and set up grinding parameters to manufacture master gears with tight tolerances and quality standards.

The role requires interpreting technical data, selecting appropriate tooling, and ensuring gear dimensions meet specifications through measurement and inspection.