CNC Programmer

Job Description

Job Description

Description :

We are seeking a highly skilled candidate with extensive experience in CNC machining, EDM operations, and CAM programming to join our tooling department. The ideal candidate will have a strong background in modeling, pathing, and cutting electrodes, pathing and cutting steel The role involves manufacturing, modifying, and maintaining precision injection mold tooling to the highest quality standards. This is a hands-on position that also requires problem-solving, mentoring junior toolmakers, and working closely with engineering and production teams.

Rosti is located in Germantown, WI and role requires onsite presence 5 days a week.

Essential Duties And Responsibilities

This list of duties and responsibilities is not all inclusive and may be expanded to include other duties and responsibilities as management may deem necessary at any time.

• Manufacture, assemble, and fit precision injection mold components using CNC milling, turning, grinding, and EDM processes.
• Create and optimize CAM programs for CNC machining operations (e.g., Mastercam, Powermill, or equivalent).
• Interpret 2D drawings and 3D CAD models to produce accurate tooling components.
• Set up and operate CNC machines (Hurco), and sinker EDM (Mitsubishi) equipment to achieve tight tolerances and high-quality surface finishes.
• Model, program and cut electrodes for the plastics injection molding process.
• Generate and optimize cutter paths for both carbon and steel materials.
• Perform tooling modifications, repairs, and maintenance based on engineering change requests.
• Collaborate with tooling engineers and designers to provide feedback on manufacturability and process improvements.
• Troubleshoot tooling issues and recommend corrective actions.
• Maintain tooling documentation, including setup sheets, programs, and maintenance records.
• Mentor and train toolmakers on best practices, precision techniques, and safety.

Requirements :

Education and Experience