CNC Machinist Programmer

Job Description

Job Description

Summary :
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 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.

Qualifications Required:

• 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:

• Experience running Mikron Mill S 500and/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.

Company Description

Engineers. Injection molders. Makers. Problem solvers. We are PTI Tech. We are a dedicated team of the nation’s leading experts devoted to manufacturing excellence. We have perfected our craft over our rich 38-year history, and we continue to push the boundaries of what’s possible. If you can imagine it, we can build it.

PTI Tech supports some of the world’s most innovative “technology-first” companies and institutions across mission-critical applications, from surgical instruments to fighter aircraft components. PTI Tech’s family-run, personalized small-business approach to quality, innovation, and service continues to earn awards and recognition from government and industry.

Company Description

Engineers. Injection molders. Makers. Problem solvers. We are PTI Tech. We are a dedicated team of the nation’s leading experts devoted to manufacturing excellence. We have perfected our craft over our rich 38-year history, and we continue to push the boundaries of what’s possible. If you can imagine it, we can build it.\n\nPTI Tech supports some of the world’s most innovative “technology-first” companies and institutions across mission-critical applications, from surgical instruments to fighter aircraft components. PTI Tech’s family-run, personalized small-business approach to quality, innovation, and service continues to earn awards and recognition from government and industry.