CNC Mill Setup & Operator — Precision Machinist (4-Day Week)

Red Star Contract Manufacturing, Inc.; Larwill (IN); On-site; USD 55,000 - 75,000; Full time

Job summary

Red Star Contract Manufacturing, Inc. in Indiana is seeking a skilled CNC Mill Setup & Operator to set up and run 3-axis milling machines, review drawings, and verify parts meet tolerances. You will perform tool offsets, first-piece inspections, and support continuous production.

The role requires 3+ years of CNC milling experience, strong GD&T knowledge, and the ability to troubleshoot issues while maintaining quality and safety in a regulated manufacturing environment.

Qualifications

• High school diploma or equivalent required.
• 3+ years of CNC milling experience, including machine setup responsibilities.
• Experience setting up and operating 3-axis CNC mills, including probing, tool touch-offs, work offsets, and tool offset adjustments.
• Working knowledge of standard milling practices, machining techniques, tooling selection, feeds, speeds, and machining processes.
• Ability to read and interpret engineering drawings, blueprints, and GD&T requirements.
• Experience using precision measuring equipment to verify part dimensions and ensure quality requirements are met.
• Experience machining tight-tolerance components in a regulated manufacturing environment preferred.
• Experience operating manual mills, lathes, and surface grinders preferred.
• Experience with Wire EDM, Sinker EDM, or 5-axis CNC milling preferred.

Responsibilities

• Set up and operate 3-axis CNC milling machines to manufacture precision components.
• Perform machine setups, including work offsets, tool touch-offs, probing routines, and tool offset adjustments.
• Review blueprints, engineering drawings, setup sheets, and work instructions to determine machining sequence, dimensions, tolerances, and setup requirements.
• Verify machine setup through first-piece inspections and trial runs to ensure conformity to specifications.
• Monitor machining operations, making offsets and adjustments as necessary to maintain dimensional accuracy and surface finish requirements.
• Inspect completed parts using precision measuring equipment, including micrometers, calipers, height gages, bore gages, and other inspection tools.
• Interpret and apply GD&T requirements during setup and inspection.
• Select and install tooling, fixtures, workholding devices, and cutting tools appropriate for each machining operation.
• Identify machining issues and collaborate with programmers, engineers, and production personnel to resolve setup or process concerns.
• Perform routine operator preventive maintenance and maintain equipment in good operating condition.
• Complete production and quality documentation accurately.
• Maintain a clean, organized, and safe work area in accordance with company and ISO requirements.
• Support manufacturing operations by operating additional CNC equipment or assisting with machining activities as production demands require.
• Work overtime as needed to support production schedules.
• Set-up moderately complex jobs and operate conventional, special-purpose, and computerized numerical control (CNC)

Skills

CNC milling

3-axis milling

Blueprint reading

GD&T knowledge

First-piece inspection

Tooling selection

Problem solving

Quality documentation

Safety compliance

Multitasking

Education

High school diploma

Tools

Wire EDM

Sinker EDM

5-axis CNC

Surface grinder

Job description

Red Star Contract Manufacturing, Inc. in Indiana is seeking a skilled CNC Mill Setup & Operator to set up and run 3-axis milling machines, review drawings, and verify parts meet tolerances. You will perform tool offsets, first-piece inspections, and support continuous production.

The role requires 3+ years of CNC milling experience, strong GD&T knowledge, and the ability to troubleshoot issues while maintaining quality and safety in a regulated manufacturing environment.