CNC Milling Setup Machinist - Join a Highly Skilled Team - Oconomowoc, WI

ACE PRECISION MACHINING LLC•Oconomowoc, WI

2d•Onsite

About The Position

Ace Precision is seeking a skilled CNC Milling Setup Machinist to join its manufacturing team in Oconomowoc, Wisconsin. The company supplies the aerospace, power generation, defense, and space industries and emphasizes precision, quality, innovation, and safety. The role involves setting up and operating multi-axis CNC mills to produce precision sheet metal components and finished goods, including parts for aircraft, defense systems, and space programs. The position is listed as full-time, first shift, Monday through Friday, 7:00 a.m. to 3:30 p.m.; voluntary overtime is available. Machinists work with advanced equipment, including new DMG Mori milling machines, and may machine superalloys and other exotic materials. The environment is described as clean and organized, with experienced machinists providing mentorship and support. The company highlights varied work, predictable hours, and a collaborative team culture where precision and quality matter.

Requirements

High school diploma or GED.
At least three years of CNC setup experience.
Strong understanding of feeds and speeds, cutter paths, work holding, and tooling.
Ability to hold and inspect tight aerospace tolerances of ±0.001 inch or better.
Experience with G-code editing and troubleshooting machining issues.
Strong attention to detail, pride in craftsmanship, and a safety-first mindset.
Team-oriented approach and strong communication skills.

Nice To Haves

Experience machining aluminum, titanium, stainless steel, Inconel, or other aerospace alloys.
CAM experience, particularly Mastercam.
Prototype or high-mix/low-volume machining experience.

Responsibilities

Set up and operate multi-axis CNC mills to produce precision sheet metal components and finished goods.
Load tools, set offsets, verify programs, and produce quality parts.
Read and interpret complex drawings, models, and GD&T requirements.
Make on-machine edits to improve quality, efficiency, and tool life in accordance with the quality system.
Inspect parts using micrometers, calipers, indicators, height gauges, CMM reports, and visual inspection.
Work with Programming, Engineering, and Quality on process improvements.
Maintain machine performance through routine cleaning and basic maintenance.
Follow quality system and safety rules.
Run multiple machines simultaneously to stay productive.
Collaborate with the team to build quality products.

Benefits

Medical, dental, and vision insurance.
Short-term and long-term disability insurance.
Life insurance.
401(k) match up to 8%.
Multiple shift options, including day and night shifts, with a 10% shift premium and compressed work week.
Paid vacation and personal time.
Nine paid holidays.
Paid parental leave.
Wellness program reimbursements.
Employee Assistance Program.
Safety reimbursement for items such as welding helmets, safety glasses, safety shoes, and custom-molded hearing protection.
Tuition reimbursement.
Company meals, events, and parties.