CNC Machinist / Programmer

The CNC Machinist/Programmer is responsible for programming, setting up, and operating high-precision CNC milling equipment to manufacture close-tolerance components for injection molds. This role involves creating and optimizing CNC programs, producing high-quality parts in hardened tool steels and graphite, and supporting the Polmold Tool Room in mold manufacturing and repair. Mold-making experience is preferred, and training is available for the right candidate. Essential Functions: Program complex 3-axis tool paths using Mastercam for mold components and electrodes. Utilize SolidWorks to interpret models, prepare geometry, and support programming requirements. Set up and operate CNC mills, including: Mikron Mill S 500 Haas VM2 Perform hard milling and high-speed machining operations on hardened tool steels with close-tolerance requirements. Manufacture precision graphite electrodes for EDM processes. Inspect finished components using precision measurement tools to verify dimensional accuracy and quality. Maintain proper tooling, fixtures, machine cleanliness, and work area organization. Collaborate with Mold Makers and Engineers to ensure part accuracy, manufacturability, and process efficiency. Follow all company and OSHA safety policies and contribute to a safe working environment. Required Experience and Qualifications: Proficiency in Mastercam for CNC programming. Ability to read and interpret 3D CAD files; SolidWorks experience strongly preferred. Hands-on experience setting up and running CNC milling machines. Understanding of machining principles, cutting tools, speeds/feeds, and high-precision finishing. Strong attention to detail and ability to produce parts to tight tolerances. Ability to lift, push, pull, or carry 40 lbs or more. Preferred Qualifications: Experience running Mikron Mill S 500 and/or Haas VM2. Background in hard milling or high-speed machining. Experience in machining hardened tool steels and graphite electrodes. Exposure to mold making, mold components, or Tool Room environments. Ability to work independently on complex setups and multi-operation parts. Note: We are willing to train a motivated individual with strong machining aptitude and foundational CNC experience. PTI Tech is an equal-opportunity employer. #J-18808-Ljbffr PTI