1

Plastic Injection Molding Jobs in Ontario (NOW HIRING)

Injection Mold Designer

Windsor, ON ยท On-site

CA$28 - CA$40/hr

Design complete plastic injection molds using advanced 3D CAD assembly modeling * Build and maintain detailed mold assemblies that meet customer and internal design standards * Create and release ...

Injection Mold Designer

Windsor, ON ยท On-site

CA$28 - CA$40/hr

Design complete plastic injection molds using advanced 3D CAD assembly modeling * Build and maintain detailed mold assemblies that meet customer and internal design standards * Create and release ...

... molding areas smooth * Maintain a safe work environment * Follow ISO standards and company procedures Required Qualifications: * Minimum 7 years' experience * Knowledge of plastic injection molds

New

... molding areas smooth * Maintain a safe work environment * Follow ISO standards and company procedures Required Qualifications: * Minimum 7 years experience * Knowledge of plastic injection molds

The designing of plastic injection molds according to customer requirements and specifications from start to finish * Review plastic injection mold designs and provide feedback * Providing ...

... molding areas smooth * Maintain a safe work environment * Follow ISO standards and company procedures Required Qualifications: * Minimum 7 years' experience * Knowledge of plastic injection molds

Mechanical Designer

Ottawa, ON ยท Hybrid

CA$35 - CA$45/hr

Design and optimize plastic injection molded parts and other components for manufacturability, cost, and assembly. * Apply Design for Manufacturing (DFM), Design for Assembly (DFA), and Design for ...

Minimum 5 years' experience in plastic injection mold design * Experience with Cimatron software an asset * Strong work ethic * Ability to follow line-up from leader and learn company procedures

... plastic packaging products and related services to major global companies. Our employees make the ... About The Opportunity Ensure high-quality operation of injection molding tools and equipment ...

These team members are responsible for setting-up, programming and machining cores, cavities, and various other components of plastic injection molds to tight tolerances in order to ensure the ...

Integrity has been specializing in custom plastic injection molds primarily for the automotive industry since 2000. Our main areas of expertise include, but are not limited to, standard injection ...

next page

Showing results 1-20

Plastic Injection Molding information

See Ontario salary details

$9

$16

$25

How much do plastic injection molding jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for plastic injection molding in Ontario is $16.13, according to ZipRecruiter salary data. Most workers in this role earn between $12.50 and $18.27 per hour, depending on experience, location, and employer.

What is plastic injection molding?

Plastic injection molding is a manufacturing process used to produce parts by injecting molten plastic material into a mold. The process involves melting plastic pellets, injecting the liquid into a custom-designed mold cavity, and then cooling the material until it solidifies into the final shape. This method is widely used due to its ability to produce high volumes of identical parts with complex shapes and fine details. It's commonly used in industries such as automotive, consumer goods, electronics, and medical devices.

What are some common challenges faced by plastic injection molding technicians, and how can they be addressed?

Plastic Injection Molding Technicians often encounter challenges such as machine downtime, material inconsistencies, and maintaining product quality. Addressing these requires strong troubleshooting skills, attention to detail, and good communication with maintenance and quality control teams. Proactively inspecting equipment, adhering to preventive maintenance schedules, and collaborating closely with engineers help minimize defects and ensure efficient production. Continuous learning and staying updated with new molding technologies also support long-term success in this role.

What are the key skills and qualifications needed to thrive as a plastic injection molding technician?

To thrive as a Plastic Injection Molding Technician, you need a solid understanding of manufacturing processes, mechanical aptitude, and familiarity with material properties, usually supported by a high school diploma or technical certification. Proficiency in using injection molding machines, process control software, and quality inspection tools is essential. Attention to detail, problem-solving skills, and effective communication help you stand out in this role. These skills ensure the efficient production of high-quality parts, minimize downtime, and maintain safety and productivity on the manufacturing floor.

What is the difference between Plastic Injection Molding vs Plastic Mold Designer?

AspectPlastic Injection MoldingPlastic Mold Designer
Primary RoleManufactures plastic parts by injecting molten plastic into moldsDesigns and develops molds used in plastic injection molding processes
Required SkillsMachine operation, material knowledge, quality controlCAD design, mold design, engineering principles
Work EnvironmentFactories, manufacturing plantsDesign studios, engineering offices
CertificationsMachine operation, safety certificationsCAD software certifications, engineering credentials

While Plastic Injection Molding involves the actual manufacturing of plastic parts, Plastic Mold Designers focus on creating the molds used in this process. Both roles are essential in the plastic manufacturing industry, with overlapping skills in engineering and design, but they differ in daily tasks and work environments.

What are the most commonly searched types of Plastic Injection Molding jobs in Ontario? The most popular types of Plastic Injection Molding jobs in Ontario are:
What are popular job titles related to Plastic Injection Molding jobs in Ontario? For Plastic Injection Molding jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Plastic Injection Molding jobs in Ontario look for? The top searched job categories for Plastic Injection Molding jobs in Ontario are:
What cities in Ontario are hiring for Plastic Injection Molding jobs? Cities in Ontario with the most Plastic Injection Molding job openings:
Infographic showing various Plastic Injection Molding job openings in Ontario as of August 2026, with employment types broken down into 94% Full Time, and 6% Nights. Highlights an 100% In-person job distribution, with an average salary of $33,545 per year, or $16.1 per hour.

Injection Molding Setup Coordinator

Core Molding Technologies, Inc.

Cobourg, ON โ€ข On-site

CA$31.55/hr

Full-time

Posted 16 days ago


Job description

Injection Molding Setup Coordinator

Position Summary

Responsible for the creation, verification, and maintenance of injection molding setup layouts, ensuring all required tooling, molds, materials, and equipment are available, properly staged, and ready for production. This role supports setup teams by providing accurate setup documentation, coordinating tooling requirements, improving changeover efficiency, and ensuring production runs are completed safely, efficiently, and to quality standards.

The successful candidate possesses strong knowledge of injection molding processes, mold functionality, and machine operation, with the ability to troubleshoot issues and support continuous improvement initiatives.

Job purpose:

The creation and verification of set up layouts and that the necessary materials are available and correctly dispensed.

Duties and Responsibilities:

  • Create, verify, and maintain accurate setup layouts, ensuring all required materials, tooling, molds, and equipment are available and correctly staged prior to production.
  • Ensure scheduled setup times are recorded and tracked during rotating production weeks.
  • Support SMED initiatives by analyzing mold changeovers, identifying improvement opportunities, and implementing methods to reduce setup time.
  • Coordinate preventative maintenance requirements specific to each production run, including mold, tooling, nozzle, and machine readiness.
  • Possess a strong understanding of injection molds and machines, including mold components, operation, maintenance requirements, and common failure modes.
  • Verify tooling readiness prior to production runs, including mold installation, alignment, connections, hydraulic systems, water circuits, and machine compatibility.
  • Support troubleshooting of molds, and machine issues to minimize downtime and improve production efficiency.
  • Possess a working knowledge of injection molding machine operation, including machine setup parameters, and safe operating practices.
  • Audit daily nozzle inspections to ensure completion and accurate severity ratings.
  • Audit setup checklists for accuracy, completeness, and compliance with established procedures.
  • Monitor and maintain minimum/maximum inventory levels for setup components
  • Collaborate with Tooling and setup supervisor, Engineering, Maintenance, Production, and Quality teams to resolve issues and support continuous improvement.
  • Support the creation and maintenance of standardized work instructions, procedures, and setup evaluations
  • Utilize ERP, CMMS, and other computer systems as required for planning, inventory management, maintenance tracking, and reporting.
  • Support Quality Management System (QMS) implementation and ongoing continuous quality improvement initiatives.
  • Participate in process improvement activities focused on safety, quality, productivity, and cost reduction.
  • Comply with all corporate policies, Occupational Health and Safety Act requirements, environmental regulations, and company procedures.
  • Take every reasonable precaution to protect employees by ensuring required PPE, protective devices, and safe work practices are followed. Communicate known or potential health and safety hazards.
  • Comply with all applicable environmental laws, regulations, and third-party requirements while supporting pollution prevention initiatives.
  • Drive continuous improvement initiatives
  • Issues set up package to set up teams by shift
  • Ensures the long schedule set up times are recorded every rotating week
  • Preventative Maintenance – unique requirements for the production run
  • Completes all other duties as assigned

Qualifications:

  • Millwright and/or Tool and Die Maker knowledge and practical maintenance experience required
  • Previous experience as an Injection Molding Setup Technician or Setup Coordinator in a manufacturing environment an asset
  • Strong understanding of injection molding processes, mold functionality, and injection molding machine operation.
  • Demonstrated experience with SMED (Single-Minute Exchange of Dies), mold changeovers, setup optimization, and continuous improvement initiatives.
  • Functional knowledge of AutoCAD.
  • Functional knowledge of Solidworks
  • Experience leading, coaching, and developing teams.
  • Strong mechanical aptitude with excellent troubleshooting and problem-solving skills in injection molding machines, equipment, molds, and tooling.
  • Self-motivated with the ability to work independently and prioritize multiple tasks.
  • Safety-oriented with a strong commitment to following safe work practices.
  • Certified Lift Truck, Boom Truck, and Scissor Lift operator.
  • Completed Fall Arrest Training.
  • Completed Lockout/Tagout (LOTO) Training.
  • Completed Crane Training.
  • Computer proficient, including ERP systems, CMMS, Microsoft Office, Word, Excel, and Outlook.
  • Highly organized with strong attention to detail and a commitment to continuous improvement.