5-Axis CNC Mill Setup Machinist

Ace Precision; Summit Center (WI); On-site; USD 60,000 - 90,000; Full time

Benefits offered by this job

Competitive pay

Shift premium 10%

Overtime opportunities

Comprehensive benefits

401(k) match up to 8%

Paid vacation and holidays

Parental leave

Wellness program reimbursements

Employee Assistance Program

Tuition reimbursement

Job summary

Ace Precision is seeking a skilled 5-axis CNC Mill Setup Machinist to join our manufacturing team in Oconomowoc or Menomonee Falls, WI. You will review work orders, select tooling, plan offsets, and run first-off pieces on a 5-axis milling center, ensuring tight tolerances and quality.

You will perform in-process inspection with bore gages and micrometers, document data on SPC charts, and manage multiple machines to maximize throughput while maintaining finish and dimension accuracy.

Qualifications

• High school diploma or GED.
• At least 2 years of related machining experience and/or training; or an equivalent blend of education and experience.

Responsibilities

• Interpret moderately complex sketches, routings, and specifications to determine dimensions, tolerances, and operational sequences.
• Visualize multi-axis tool motion up to and including 5 axes to ensure safe and efficient setups.
• Set up, adjust, verify CNC programs, and operate CNC milling centers and tooling.
• Identify malfunctions and out-of-tolerance conditions; report and resolve process variations and deviations.
• Operate multiple machines concurrently to maximize throughput and resource utilization.
• Hold tight tolerances and surface finish requirements on metallic components.
• Inspect parts using bore gages, rail gages, and ID/OD micrometers; record process data with SPC charts.

Skills

5-axis CNC setup

CNC milling

Precision measurement

Reading blueprints

Education

High school diploma or GED

Tools

Bore gages

Rail gages

ID/OD micrometers

Job description

About the roleAce Precision supports mission-critical programs across Aerospace, Power Generation, Defense & Space, and Aftermarket Repair & Overhaul. For more than four decades, we’ve built a reputation for craftsmanship, quality, and innovation. As we continue to grow, we’re looking for a 5-Axis CNC Mill Setup Machinist to join our manufacturing team in Oconomowoc or Menomonee Falls, WI.A day in this jobYou arrive to a clean, well-equipped cell and review the day’s work orders. Starting with the traveler, sketches, and product specifications, you map out the sequence of operations, select tooling, and plan offsets. You set up a 5-axis CNC milling center, load and verify the program, and run the first-off piece. Using bore gages, rail gages, and ID/OD micrometers, you confirm critical features meet close tolerance requirements. You document process data on SPC charts and make precise adjustments within defined limits. As production ramps, you confidently run multiple machines at once, watching for any sign of tool wear, dimensional drift, or finish variance, and correcting issues before they impact quality.What you will doInterpret moderately complex sketches, routings, and specifications to determine dimensions, tolerances, and operational sequences.Visualize multi-axis tool motion up to and including 5 axes to ensure safe and efficient setups.Set up, adjust, verify CNC programs, and operate CNC milling centers and tooling.Identify malfunctions and out-of-tolerance conditions; report and resolve process variations and deviations.Operate multiple machines concurrently to maximize throughput and resource utilization.Hold tight tolerances and surface finish requirements on metallic components.Inspect parts using bore gages, rail gages, and ID/OD micrometers; record process data with SPC charts.QualificationsHigh school diploma or GED.At least 2 years of related machining experience and/or training; or an equivalent blend of education and experience.Why Ace PrecisionCompetitive pay with annual performance reviews.Multiple shift options (day and night) with a 10% shift premium and compressed workweeks.Voluntary overtime opportunities.Comprehensive benefits: Medical, Dental, Vision, Short-Term & Long-Term Disability, and Life Insurance.401(k) match up to 8%.Work-life balance you can feel.Paid vacation, personal time, and 9 paid holidays.Paid parental leave.Wellness program reimbursements.Employee Assistance Program.Safety & Wellness reimbursement.Tuition reimbursement.We provide the tools—no need to bring your own.Equal Opportunity Employer, including Veterans and Individuals with Disabilities.