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Injection Molding Maintenance and Repair Technician

Operations | Petaluma, CA | Full Time

Job Description

Injection Molding Maintenance and Repair Technician

AMAC Plastic Products is looking for a maintenance and repair technician at our Petaluma, California facility. We are a small, dynamic shop with a line of proprietary products that are sold in a wide variety of industries, from manufacturers and wholesalers to retailers and individual consumers. Because of our size and focus, this is an excellent opportunity for someone who enjoys working in all aspects of injection molding – from machine troubleshooting and repair to process engineering.

Essential Job Functions

The primary responsibility of the Maintenance and Repair Technician is to assure our facility is run in a safe and efficient manner by repairing, maintaining and monitoring injection molding and ancillary equipment. These include but are not limited to:

  • Install, inspect, troubleshoot, repair and maintain injection molding machinery, including hydraulic, mechanical, pneumatic, water and electrical components;
  • Install, modify, and program automatic and other ancillary machinery and equipment (robots, conveyance, and programmable controllers);
  • Read blueprints, ladder logic, electrical, hydraulic and pneumatic schematics to troubleshoot machines;
  • Support preventive and maintenance programs for all equipment, including cleaning and lubrication of shafts, bearings, gears and other parts of machinery;
  • Install and repair electrical apparatus, such as temperature controllers and wiring, and electrical and electronic components of machinery and equipment.

Knowledge, Skills and Abilities Required

The successful candidate will have experience in the following areas related to injection molding machine operations:

  • Troubleshooting and repairing electrical, hydraulic, pneumatic and mechanical systems;
  • Installing and maintaining ancillary equipment related to injection molding operations;
  • Knowledge of basic molding troubleshooting, including the ability to review a part and identify the source of the problem;
  • Must be able to work in a team environment, but also work independently.

We’re looking for someone with at least 2 to 5 years of injection molding machine maintenance and/or manufacturing experience, and good communication skills in English.  Knowledge of Spanish language desirable but not required.

Working Conditions

This job requires work primarily in a factory environment, including the ability to maneuver in, around and over industrial equipment, hoses, and other elements typically found in a factory.

Must be physically fit, with the ability to lift up to 50 lbs. and use mechanical tools to repair, move and adjust injection molding tools and equipment.

Our compensation includes competitive salary, medical, dental, vision and 401(k). Salary based on experience. AMAC is an equal opportunity employer.

About AMAC

For over fifty five years, AMAC Plastic Products has been an industry leader in the design and manufacturing of packaging, storage and organization solutions. Our flagship product is the ubiquitous AMAC Box, used as packaging by retailers, manufacturers and wholesalers, and found as a storage and organization product for consumers around the world. From our manufacturing facility in Sonoma County, California, we produce and distribute AMAC boxes to retail and manufacturing outlets worldwide. Our key consumer products can be found at, and our wholesale packaging products can be found at

Our mission is to bring to market beautifully designed and manufactured products that solve everyday packaging, storage and organization challenges. From our factory in Northern California and our partners overseas, we bring together the best designs and materials to create products our customers will cherish and use well into the future.