Precision CNC Machinist - 5-Axis Mill Setup

Build what flies, defends, and powers the future

At Ace Precision, our components support commercial and business aviation, military platforms, spacecraft, and power generation systems. Join a team known for technical excellence and growth over more than 40 years—and help us raise the bar again from our Oconomowoc or Menomonee Falls, WI locations.

Your mission

Own the setup and operation of 5-axis CNC milling centers to produce metallic parts to demanding requirements. From first article through steady production, you’ll safeguard quality, speed, and safety on every run.

How you’ll succeed

• Study drawings, routings, and specifications; establish dimensions, tolerances, and the order of operations.
• Visualize and execute complex multi-axis movements, up to and including 5-axis milling.
• Set up, adjust, and verify CNC programs; operate mills and associated tooling with confidence.
• Recognize malfunctions and out-of-tolerance conditions early; report process variations and make corrective adjustments within established limits.
• Increase throughput by operating multiple machines concurrently.
• Meet tight tolerance and surface finish requirements consistently.
• Inspect with bore gages, rail gages, and ID/OD micrometers; log process variation using SPC charts.

What you need

• High school diploma or GED.
• Two or more years of related machining experience/training, or a comparable combination of education and experience.

Growth and rewards

• Competitive compensation with annual reviews.
• Day or night shift options, a 10% shift premium, and compressed workweeks.
• Opportunities for voluntary overtime.
• Comprehensive benefits: Medical, Dental, Vision, Short-Term & Long-Term Disability, and Life Insurance.
• 401(k) match up to 8%.
• Balance for life: paid vacation, personal time, and 9 paid holidays.
• Paid parental leave.
• Wellness program reimbursements and Safety & Wellness reimbursement.
• Employee Assistance Program.
• Tuition reimbursement to keep your skills sharp.
• All tooling provided—leave your personal tools at home.

Equal Opportunity Employer, including Veterans and Individuals with Disabilities.