Sr. CNC Programmer

Sr. CNC Programmer

MI, Shelby Township, MI, US

SAPA Transmission is seeking a Senior CNC Programmer with experience in Mastercam, Siemens NX, or other CAD/CAM programming languages. This role will be responsible for creating, implementing, and optimizing machining processes for next‑generation transmissions used in U.S. Army tracked combat vehicles. As a Senior CNC Programmer, you will play a key role in defining machine programming, selecting cutting tools, and implementing probing techniques to develop efficient manufacturing processes that minimize human intervention, quality issues, and machine downtime.

• Create, implement, and refine NC/CNC programs for 3, 4, and 5-axis machining centers and mill-turn equipment, focusing on the machining of transmission housings, covers, piston housings, gears, and splines.
• Setup CNC machines to run programs for 3-, 4-, and 5-axis centers and mill-turning equipment.
• Analyze engineering specifications, blueprints, and process flows to ensure efficient, accurate machining of transmission components that meet customer requirements.
• Implement lean manufacturing practices to reduce waste, enhance cycle time, improve tool life, and optimize overall equipment effectiveness.
• Collaborate directly with the shop floor team to swiftly address and resolve programming, quality, and manufacturing challenges, ensuring minimal downtime and maximum operational efficiency.
• Utilize Siemens Teamcenter Manufacturing Resource Library to define the tools required for programming component machining processes.
• Oversee cutting tool performance and supplier coordination.
• Support implementation and optimization of cutting tool setups on machines.
• Other duties as assigned.

• Minimum 5–7 years of hands‑on machining experience across turning (lathe) and milling operations.
• Minimum of 5–7 years of CNC programming experience using CAD/CAM software such as Siemens NX, Mastercam, or equivalent.
• Skilled in using Siemens Teamcenter Product Lifecycle Management (PLM) software for managing Bill of Materials and Bill of Processes.
• Strong ability to read and interpret blueprints, GD&T, technical specifications, and procedures.
• Proven experience in commissioning new CNC machines.
• Proficient in G‑Code programming with a solid understanding of CNC operation and setup.
• Skilled in using micrometers, bore gauges, depth gauges, and other manual measurement tools.
• Advanced Renishaw probe programming experience preferred.
• Knowledge of machining aluminum, mild steels, alloy steels, and stainless steel.
• Excellent verbal and written communication skills.
• Proactive and collaborative approach to teamwork and problem‑solving.
• 6% retirement plan contribution by SAPA Transmission (regardless of employee contribution to 401k plan).
• Paid Holiday, Time Off (PTO), and sick time.
• Medical, Rx, dental, vision and life insurance benefits with minimal employee contribution.