Senior CNC Lathe Programmer & Machinist

Prototool LLC; Wisconsin; On-site; USD 30,000 - 47,000; Full time

Job summary

Prototool LLC in Wisconsin seeks an experienced CNC Lathe Machinist to manage all phases from blueprint to finished part. This skilled role requires programming, setup, machining, inspection, and troubleshooting for prototypes, tooling, repair, and production components while upholding top quality and efficiency.

The ideal candidate will interpret drawings, develop processes, edit CNC programs, select tooling, perform setups, and ensure parts meet print specs with rigorous inspection and

Qualifications

• Minimum 5 years of CNC lathe setup experience preferred.
• Ability to independently program, set up, and run CNC lathes.
• Strong understanding of G-code programming and machining principles.
• Ability to read complex mechanical drawings and understand GD&T.
• Proficient using precision inspection equipment.
• Knowledge of tooling, workholding, feeds, speeds, and cutting tool selection.
• Ability to machine a variety of materials including aluminum, steel, stainless steel, brass, bronze, plastics, and exotic alloys.
• Strong mechanical aptitude and problem-solving skills.
• Ability to prioritize multiple jobs in a fast-paced job shop environment.

Responsibilities

• Interpret engineering drawings, CAD models, specifications, and customer requirements.
• Develop machining processes and determine the most efficient manufacturing method.
• Create and edit CNC programs using conversational controls and CAM software.
• Select tooling, workholding, and cutting parameters for each job.
• Perform complete machine setups including fixturing, tooling, offsets, and first-piece verification.
• Run production while monitoring tool wear, surface finish, and dimensional accuracy.
• Inspect completed parts using precision measuring equipment.
• Perform first article, in-process, and final inspections to ensure parts meet print specifications.
• Troubleshoot machining, tooling, programming, and dimensional issues with minimal supervision.
• Optimize cycle times while maintaining part quality and tool life.
• Maintain accurate job documentation and inspection records.
• Perform routine machine maintenance and keep equipment and work areas clean and organized.
• Collaborate with management and coworkers to solve manufacturing challenges and improve processes.
• Assist with training less experienced machinists when needed.

Skills

G-code programming

GD&T reading

Precision inspection

Troubleshooting

Multi-job planning

Mechanical aptitude

Tools

CNC control systems

CAM software

Job description

Prototool LLC in Wisconsin seeks an experienced CNC Lathe Machinist to manage all phases from blueprint to finished part. This skilled role requires programming, setup, machining, inspection, and troubleshooting for prototypes, tooling, repair, and production components while upholding top quality and efficiency.

The ideal candidate will interpret drawings, develop processes, edit CNC programs, select tooling, perform setups, and ensure parts meet print specs with rigorous inspection and