Mold & Tool Maker
at ATW Companies

Date Posted: 1/8/2020

Job Description


The primary responsibility of the Mold & Tool Maker is to Construct, modify, repair and clean molds for use within the production workforce.


  • Interpret instructions, drawings, sketches and work orders from received from Production personnel/supervision, and Engineering.
  • Plan and determine working procedure for tools and material requirements.  Manufacture tools, jigs and fixtures needed to complete assigned tasks.  Develop sketches of parts and perform layout as required.  Calculate and determine dimensions and indices.  Use data, shop formulas and reference material as required.
  • Select and grind tools for the job considering hardness, machine ability, desired finish and other properties of parts to be machined.
  • Set up and operate all machine tools common to the trade.  Adjust stops, feeds, speeds and indexing, tapering or threading attachments to perform all types of operations for which the machine is adapted.  Machine and hand finish part to precision tolerances and required surface.  Use precision measuring instruments.  Create and use CNC programs as required.
  • Assemble, fit, align and adjust parts to required tolerances.
  • Perform routine maintenance of equipment and tooling, including preventive maintenance and maintaining cleanliness of equipment and work area.
  • Follow all safety requirements and OSHA standards.


The ideal candidate will have 2-4 years of experience in an injection molding tool/die construction facility and able to demonstrate solid experience with the following:

  • Machine shop equipment (CNC, mill, lathe, grinders, EDM, welders, etc.)
  • Tool prints
  • Tool steels (selection, working/machining, heat treat, compatible materials)
  • Root Cause Analysis
  • Metrology equipment (calipers, micrometers, hardness testing, etc.)


  • High school diploma or equivalent
  • A minimum of 2-4 years’ mold making and repair experience.
  • Mechanical skills to operate applicable machines, tools and equipment
  • Mathematic skills to calculate and determine dimensions, tapers, indices and formulas used in the industry
  • Strong knowledge of machine shop and tool room practices.
  • Strong knowledge of various material properties, the principles of application as well as the operations of various types of tools, fixtures, dies, instruments and machinery.
  • Strong knowledge of all types of hand, power and pneumatic tools; machine shop tools and cutters; manual and CNC machine tools; mills; die finishing equipment and compounds; heat treating equipment; lathes; grinders; measurement tools; computers; data collection equipment; testing and diagnostic equipment; lifting equipment; etc.
  • Strong knowledge of hazardous and flammable materials, lubrications and coolants, cutting oils, grinding compounds and other processing materials, compressed and liquefied gases, repair kits, spare parts, raw stock material, service manuals and instructions, engineering drawings and sketches.


Job Snapshot

  • Employee Type: Full-Time
  • Location: Petaluma, CA
  • Job Type: Other
  • Experience: Not Specified
  • Date Posted: 1/8/2020

About Us

Who Are the ATW Companies?

At ATW we are committed to attracting and developing talented people who create value for our customers and stakeholders. The organization focuses on three core competencies when meeting potential employees and developing our staff. These core competencies are aligned with ATW’s values and helps ensure people have an understanding of what’s expected. This leads to mutual success between our employees and organization. We expect all members of the team to demonstrate their ability and willingness to:

  • Accountability – Holds self and others accountable to meet commitments.

  • Trust – Gain confidence and trust of others through honesty, integrity, and authenticity.

  • Collaborative – Build partnerships with coworkers and work collaboratively to meet shared objectives.

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