Mold Maker
  • To build or repair all types, sizes, and shapes of plastic injection molds, To assemble and test complex tools and molds in production.
  1. Reads and interprets blueprints or works form verbal or written instructions, sketches, or from the actual part to be copied or fitted.
  2. Plans the setup and operation of various machine shop tools, considering types of material, tolerances, and machine tool feeds and speeds.
  3. Heat treats and welds parts as required.
  4. Uses precision measuring and gauging tools, performing required inspections before, during and after machining.
  5. Use hand tools of the trade for modifications as required.
  6. Fits and assembles mold parts, tools and dies. Sets up, runs off, and tests mold to produce a product meeting specifications, tracing die difficulties to their source and making any necessary modifications.
  7. Works with project manager and customers to meet part specifications.
  8. May assist product designers by providing information about potential manufacturing difficulties with new product design.
  • High school diploma or equivalent. Completion of a formal apprenticeship program, technical school training program or a minimum of 10 years work experience in mold building and repair industry.
  • Familiarity with “hot runner” mold system. Good problem-solving skills and the ability to work with minimum supervision. Willingness to follow safety rules when operation machine tools and assembling heavy mold parts.