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Plastic Design Engineer Jobs in Ontario (NOW HIRING)

Manufacturing Engineer I

Oakville, ON ยท On-site

CA$80K - CA$95K/yr

... plastic components. Developing process flow maps and optimal assembly sequences, based on the ... Design the appropriate manufacturing processes, define and conduct process development activities ...

Program Manager

Stoney Creek, ON ยท On-site

CA$105K/yr

... and/or Design Engineers activities related to your program.Provide DFM/DFA best practice ... plastic a must. Ie bumper assemblies, fascias, top caps, rockersExperience with launching GM ...

Supervise Project and/or Design Engineers activities related to your program. * Provide DFM/DFA ... Experience with automotive exterior plastic a must. Ie bumper assemblies, fascias, top caps ...

Surface Modeler

Windsor, ON ยท On-site

$28 - $35/wk

TI Automotive supplies safety and performance critical products and highly engineered components to ... Working with the assigned Design Group Leader and Mold Designer using NX1973 software to develop 3D ...

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 ... Collaborate with Engineering, Program Management, and Manufacturing to ensure designs are ...

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 ... Collaborate with Engineering, Program Management, and Manufacturing to ensure designs are ...

Manager, Engineering

Guelph, ON ยท On-site

CA$106K - CA$140K/yr

Engineering Manager to lead a team of technical departments related to in-house plastic injection ... Participate in the development of production facility/ equipment, jig and fixture design.

... design and manufacturing of plastic fuel systems and beyond. From battery enclosures for use in ... or Bachelor in Engineering or comparable education First experience in automotive project ...

Omega Tool Corp is the global leader in the engineering and manufacturing of plastics tooling. We ... Community college diploma in Automotive Product Design or Professional & Trades * Minimum 2 years ...

Assembler Afternoon Shift

Paris, ON ยท On-site

CA$21 - CA$24/hr

With agility, creativity and boldness, we design and deliver innovative, high-value products and ... plastic materials * Ability to read and interpret engineering drawings, blueprints, and work ...

Showing results 21-40

Plastic Design Engineer information

See Ontario salary details

$23K

$92.6K

$160.5K

How much do plastic design engineer jobs pay per year?

As of Sep 4, 2026, the average yearly pay for plastic design engineer in Ontario is $92,558.00, according to ZipRecruiter salary data. Most workers in this role earn between $65,500.00 and $113,500.00 per year, depending on experience, location, and employer.

What does a plastic design engineer do?

A Plastic Design Engineer is responsible for designing and developing plastic components and products, often used in industries such as automotive, consumer goods, and electronics. They use computer-aided design (CAD) software to create detailed models and drawings, select appropriate materials, and ensure that designs meet performance, safety, and cost requirements. These engineers also collaborate with manufacturing teams to optimize mold designs for production efficiency and quality. Their work often involves testing prototypes, troubleshooting design issues, and ensuring compliance with industry standards. Overall, they play a crucial role in bringing plastic products from concept to production.

What are some common challenges faced by plastic design engineers when working with manufacturers, and how can they be addressed?

Plastic Design Engineers often encounter challenges such as ensuring manufacturability of complex parts, managing material selection constraints, and meeting tight tolerances during production. Effective communication with manufacturers early in the design process helps address these issues, as does familiarity with various molding processes and tooling limitations. Collaborating closely with cross-functional teams, including tooling engineers and quality assurance, can also help mitigate potential production issues and ensure the final product meets design and quality expectations.

What are the key skills and qualifications needed to thrive as a plastic design engineer, and why are they important?

To thrive as a Plastic Design Engineer, you need a solid background in mechanical engineering, materials science (especially polymers), and CAD modeling, often supported by a relevant engineering degree. Familiarity with design software like SolidWorks or CATIA, and knowledge of manufacturing processes such as injection molding, are essential, with certifications in CAD or plastics engineering being advantageous. Strong problem-solving skills, creativity, and effective communication set standout professionals apart in this role. These skills are crucial for developing innovative, manufacturable plastic components that meet performance, cost, and quality standards.

What is the difference between Plastic Design Engineer vs Mechanical Design Engineer?

AspectPlastic Design EngineerMechanical Design Engineer
Required CredentialsBachelor's in Plastics Engineering, Mechanical Engineering or related; certifications like CPD or CSPBachelor's in Mechanical Engineering or related; certifications like PE or EIT
Work EnvironmentDesign labs, manufacturing plants, R&D centersDesign offices, manufacturing facilities, R&D centers
Industry UsagePlastic product manufacturing, injection molding, packagingMachinery, automotive, consumer products
Common Search/ComparisonPlastic Design Engineer vs Mechanical Design Engineer

The Plastic Design Engineer specializes in designing plastic components and products, focusing on material properties and manufacturing processes like injection molding. In contrast, the Mechanical Design Engineer works on a broader range of mechanical systems and components, including metals and other materials. Both roles require engineering degrees and similar certifications, but their focus areas and industries differ, making each role unique in its application and expertise.

What is the role of a plastic design engineer?

A plastic design engineer develops and optimizes plastic parts and products by applying principles of materials science, engineering, and CAD software. They focus on creating designs that meet functional, aesthetic, and manufacturing requirements while ensuring cost-effectiveness and compliance with industry standards.

What are popular job titles related to Plastic Design Engineer jobs in Ontario?

For Plastic Design Engineer jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Plastic Design Engineer jobs in Ontario look for?

The top searched job categories for Plastic Design Engineer jobs in Ontario are:

Infographic showing various Plastic Design Engineer job openings in Ontario as of August 2026, with employment types broken down into 82% Full Time, 15% Part Time, and 3% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $92,558 per year, or $44.5 per hour.

Manufacturing Engineer I

VitalBio

Oakville, ON โ€ข On-site

CA$80K - CA$95K/yr

Full-time

Re-posted 21 hours ago


Key responsibilities

  • Transfer new products from engineering and assay development into manufacturing, designing and developing assembly processes.

  • Design, develop, and maintain manufacturing processes, equipment, and process flow maps to ensure consistent, high-quality production.

  • Lead validation activities, create manufacturing documentation, and support process improvements to ensure manufacturing quality and compliance.


Job description

About you:

In this Technical role, you will be responsible for the transfer of new products from engineering and assay development into manufacturing, designing, and developing assembly processes that assure the consistent and cost-effective production of high-quality, repeatable assemblies in prototypes through manufacturing scale-up and steady-state production in a cGMP environment. This will include investigating and assessing different assembly processes, developing, implementing, and maintaining processes and automated equipment for the prototyping, scale-up and production of sub-assemblies, and final assemblies incorporating reagents with molded plastic components. Developing process flow maps and optimal assembly sequences, based on the application of lean principles, as well as investigating, evaluating, and recommending new processes and equipment, Make/Buy recommendations, and transferring to third-party vendors as appropriate.

What you'll do:
  • Execute the transfer of manufacturing processes and technologies from Research and Process Development groups into a cGMP environment;

  • Design the appropriate manufacturing processes, define and conduct process development activities and provide design transfer inputs required as part of Tech Transfer;

  • As the manufacturing Subject Matter Expert, identify potential risks, evaluate impacts of manufacturing process steps and raw materials on product performance, and develop risk mitigations as part of the tech transfer and scale-up;

  • Interface with Engineering teams to define and establish manufacturing and inventory control processes for reagents, consumables, and instruments;

  • Support the Assay Development and Engineering teams to ensure the manufacture and supply of prototype consumable assemblies needed for assay design verification and clinical validation activities;

  • Establish appropriate manufacturing processes and controls to create and maintain consistency and quality of manufacturing from prototype through production scale-up;

  • Utilize your knowledge and experience to develop, assess, implement, and continually enhance cGMP manufacturing processes and operations;

  • Lead comprehensive validation activities including planning and execution of validation protocols for equipment, facilities, and processes;

  • Identification, procurement, installation, qualification (IQ, OQ, PQ), and maintenance of critical manufacturing equipment;

  • Create and maintain cGMP manufacturing documentation (e.g. Work Instructions, in-process, and final acceptance plans and records);

  • Support the creation and maintenance of Standard Operating Procedures (SOPs) for ISO13485 and cGMP processes;

  • Perform Root Cause Analysis of manufacturing failures, in collaboration with cross-functional team members, to determine failure causes, and define and implement improvements to address the causes of failures;

  • Drive Continuous Improvement in manufacturing by identifying improvement opportunities and developing and implementing process improvements.

What you need:
  • Bachelor’s degree in STEM;

  • 5+ years of significant manufacturing engineering and/or operational experience in Diagnostics or smilar industries combining biologicals and reagents with injection molded components;

  • Demonstrated critical thinking and analytical reasoning skills;

  • Ability to apply a disciplined engineering approach to define and execute designed experiments, analyze data as well as define problems, collect data, establish facts, and draw valid conclusions;

  • Familiarity with the manufacturing of reagents, consumables, and instruments for IVDs, validation/qualification requirements, and cGMP processes;

  • Excellent communication skills and attention to detail;

  • Strong organizational skills and ability to multitask across projects and activities;

  • Proven ability to collaborate and work effectively with cross-functional teams.

Bonus points for:
  • Six Sigma and/or Lean certification with demonstrated experience in applying the tools and methodologies to real-life practical situations;

  • Familiarity with global IVD regulations related to manufacturing;

  • Prior experience with high-volume automated assembly processes;

  • Experience with Project Management and leading project teams;

  • An appreciation of puns!

Why Join Us?At Vital Bio, you will:
  • Play a key role in keeping our labs and production lines supplied with the right materials at the right time.

  • You'll see a direct connection between your work and our ability to build, test, and ship diagnostic products that impact patient care.

  • You'll collaborate closely with Supply Chain, Inventory, Manufacturing, and Quality in a fast-paced, mission-driven environment.

  • As we scale, you'll have the opportunity to refine shipping and receiving processes, contribute to new workflows, and grow your skills alongside a team that values clarity, ownership, and thoughtful execution.

The salary range for this position is $80,000-$95,000 annually. Compensation will be determined based on the individual's demonstrated experience.