CNC OD/ID Grinder Operator

Tree Top Staffing LLC; Rockford (IL); On-site; USD 70,000 - 90,000; Full time

Job summary

Tree Top Staffing LLC in Rockford, Illinois is seeking an experienced CNC OD/ID Grinder Operator for a full-time role in a precision manufacturing environment. You will program, set up, and run CNC OD/ID grinders, interpret complex blueprints, select and dress grinding wheels, and perform high-precision inspection with micrometers and gauges.

The job emphasizes small-quantity job-shop production and tight tolerances.

Qualifications

• High school diploma or GED required.
• Minimum of 5 years of CNC OD/ID grinding experience required.
• Strong knowledge of CNC OD and ID grinding processes and equipment.
• Proven ability to independently program CNC grinding equipment.
• Proven ability to independently set up CNC OD/ID grinding machines.
• High-level blueprint and technical drawing reading ability.
• High-level inspection skills using precision measuring tools, including micrometers, bore gauges, and comparators.
• Strong attention to detail and ability to consistently hold tight tolerances.
• Comfortable working in a job-shop environment with varying, small-batch orders.
• Basic mechanical aptitude and troubleshooting skills; ability to work independently and as part of a team.
• Must be able to read and understand English.

Responsibilities

• Program, set up, and operate CNC OD and ID grinding machines, including tooling, wheels, and fixtures.
• Independently develop and adjust CNC programs to meet part specifications without relying on pre-set programs.
• Read and interpret complex blueprints, work orders, and grinding specifications with a high level of accuracy.
• Select, dress, and maintain grinding wheels as required.
• Monitor machine operations and make adjustments to achieve required tolerances and surface finishes.
• Perform high-level inspection of finished parts using precision measuring instruments.
• Adapt quickly to frequent job changeovers typical of a job-shop, small-quantity production environment.
• Perform routine machine maintenance and maintain a clean and organized work area.
• Identify and report defects, process issues, or equipment concerns.
• Follow all safety procedures, quality standards, and housekeeping requirements.
• Work collaboratively with supervisors, engineers, and other production team members.

Skills

CNC OD/ID grinding

Programming CNC grinding

Setting up CNC grinding

Blueprint reading

Precision inspection

Small-batch production

Time management

Problem-solving

Teamwork

English reading

Education

High school diploma or GED

Tools

Micrometers

Bore gauges

Comparators

Grinding wheels

Inspection tools

Job description

Tree Top Staffing is recruiting an experienced CNC OD/ID Grinder Operator for a full-time opportunity with an established precision manufacturing organization in Rockford, Illinois.

The CNC OD/ID Grinder Operator is responsible for setting up and operating CNC outside diameter (OD) and inside diameter (ID) grinding machines to produce precision components that meet engineering specifications and quality standards in a job-shop environment.

This position requires an experienced grinder who can independently program, set up, and operate CNC OD/ID grinding equipment without relying on pre-set programs. The role requires strong knowledge of tight-tolerance grinding, surface-finish requirements, precision inspection, and frequent job changeovers involving primarily small-quantity production runs.

Responsibilities:

• Program, set up, and operate CNC OD and ID grinding machines, including tooling, wheels, and fixtures
• Independently develop and adjust CNC programs to meet part specifications without relying on pre-set programs
• Read and interpret complex blueprints, work orders, and grinding specifications with a high level of accuracy
• Select, dress, and maintain grinding wheels as required
• Monitor machine operations and make adjustments to achieve required tolerances and surface finishes
• Perform high-level inspection of finished parts using precision measuring instruments
• Adapt quickly to frequent job changeovers typical of a job-shop, small-quantity production environment
• Perform routine machine maintenance and maintain a clean and organized work area
• Identify and report defects, process issues, or equipment concerns
• Follow all safety procedures, quality standards, and housekeeping requirements
• Work collaboratively with supervisors, engineers, and other production team members

Qualifications and Requirements:

• High school diploma or GED required
• Minimum of 5 years of CNC OD/ID grinding experience required
• Strong knowledge of CNC OD and ID grinding processes and equipment
• Proven ability to independently program CNC grinding equipment
• Proven ability to independently set up CNC OD/ID grinding machines
• High-level blueprint and technical drawing reading ability
• High-level inspection skills using precision measuring tools, including micrometers, bore gauges, and comparators
• Strong attention to detail and ability to consistently hold tight tolerances
• Comfortable working in a job-shop environment with varying, small-batch orders
• Basic mechanical aptitude and troubleshooting skillsAbility to work independently and as part of a team
• Effective time-management and problem-solving skills
• Must be able to read and understand English

Preferred Experience:

• Job-shop experience involving small-quantity orders
• Experience grinding spindles, shafts, and housings