JOIN OUR TEAM AND MOLD THE FUTURE!

MPC | Molded Precision Components is a state-of-the-art injection moulding manufacturer specializing in high-precision automotive and industrial components. We leverage Industry 4.0 technologies across design, tooling, automation, and production, with a focus on scientific injection moulding.

As an owner-operated company, we are guided by our core values of integrity, collaboration, and innovation. We treat every team member with respect and believe each person plays a critical role in our success.

Located just 10 minutes north of Barrie at 165 Line 4 South, Oro-Medonte, MPC offers the benefit of a convenient commute without city congestion. We provide a secure work environment, modern facilities, opportunities for growth, and a supportive team culture where your contributions are valued and recognized.

JOB LOCATION: 165 Line 4 South, Oro-Medonte - Just 10 minutes north of Barrie

Attention Experienced Injection Mould Makers!MPC is seeking an accomplished Mould Maker who thrives on technical challenges. If you are tired of working on basic commodity blocks and want to build elite, highly engineered tooling, this is your bench.We don't build simple tools. You will work alongside our award-winning tooling and engineering teams to build, troubleshoot, and optimize advanced configurations—including planetary rotational cores with internal mechanical movements, rotating gear rings, insert moulding, and mould-over parts.MPC is known worldwide as a precision plastic parts supplier to the automotive industry. We tackle the projects other shops turn down, meeting close tolerances of up to 0.0002 in. (0.005 mm). We don't expect you to do this alone—we back our tradespeople with a clean, fully equipped shop, advanced toolroom technology, and a collaborative tooling and engineering team to ensure every build is a success.

DUTIES:

Mold Assembly and Construction:

- Assemble and adjust injection molds with component parts including cavities, cores, slides, lifters, plates, guide pins, ejector systems, and cooling lines.
- Fit and hand-work mold components to achieve proper clearances and alignment.
- Drill and tap mounting holes, water line connections, and ejector pin clearances.
- Blend parting lines and polish mold surfaces to achieve required finish.
- Bench fit components using files, stones, scrapers, and hand tools.
- Read and interpret mold drawings, assembly prints,



and technical specifications.
- Test completed molds for proper operation before delivery to production.

Mold Repair & Modification:

- Assess mould condition and determine repair strategy.
- Troubleshoot and diagnose issues including flash, shorts, ejection problems, and cooling issues.
- Repair damaged or worn mould components through welding, machining, or replacement.
- Arrange for welding and rework with appropriate departments or specialists.
- Modify existing moulds to improve function, add features, or correct defects.
- Coordinate with CNC department for component replacement or fabrication.
- Document all repairs and modifications in ERP systems.

Quality and Measurement:

- Use precision measuring equipment including callipers, micrometres, height gauges, indicators, and gauge pins to ensure components meet print specifications.
- Verify dimensions, clearances, and alignments throughout the assembly process.
- Consistently work to close tolerances throughout all operations.
- Inspect mould function before delivery to the production floor.
- Document assembly times, completion status, and quality issues in ERP system.

BASIC QUALIFICATIONS:

- High school diploma or equivalency certificate.
- Journeyman Mould Maker certification or equivalent experience of 6 or more years.
- Strong knowledge of injection mould construction, assembly, and function.
- Proficiency with manual machining equipment (mills, lathes, grinders).
- Proficiency with precision measuring instruments.
- Experience with precision hand tools and bench work.
- Ability to read and interpret technical drawings.
- Self-motivated with ability to work independently and manage competing priorities.
- Strong problem-solving and troubleshooting abilities.
- Strong organizational skills with high standards for cleanliness and workplace organization.
- Commitment to health & safety, continuous learning, and quality excellence.

PREFERRED QUALIFICATIONS:

- 10+ years of Mold Making experience.
- Experience with molds having complexity, high-cavitation, slides, and lifters.




- Overhead crane and forklift experience, training, and certification.
- TIG welding experience.
- Polishing and texturing expertise for cosmetic surfaces.
- Experience with hot runner systems and manifolds.
- Familiar with Solidworks or other CAD software for visualization and measurement.
- ERP system experience for job tracking and documentation.
- Toolroom CNC experience is an asset.
- Experience with mold flow analysis and cooling system optimization is an asset.

PHYSICAL REQUIREMENTS:

- Ability to stand for extended periods at workbenches and machines.
- Capability to lift and maneuver components to 50 lbs.
- Manual dexterity for precision work and fine adjustments.
- Visual acuity to read measurements and inspect parts to tight tolerances.

WHAT WE OFFER

- Our Culture, MPC | Molded Precision Components provides a dynamic setting that challenges and rewards your technical skills. We are honoured to provide our valued Team Members with an environment where they can grow and thrive both professionally and personally. If you’re looking for a real career opportunity, this could be the place for you!
- We have a real family-style atmosphere in our facility, and we love to have BBQ’s, golf tournaments, potlucks, bike, and gardening clubs (just to name a few!)
- Career Development in a positive and enjoyable working environment
- Medical benefits, Dental benefits, Vision care benefits and life insurance
- MPC’s company-matching RRSP program of up to 3% of your salary
- Access to our on-site fitness center
- Clean, safe and stable working environment

WANT TO GET A BETTER LOOK AT MPC? CHECK OUT OUR WEBSITE AND OUR VIDEOS

- VIDEOS SERIES: https://www.youtube.com/watch?v=TI9d4dWT7wU
- WEBSITE: https://www.mpccomponents.com/about-us/

MPC | Molded Precision Components is committed to fair and accessible employment practices that attract and retain Associates with disabilities. This includes providing accessibility across all stages of the employment cycle. Accommodation is available upon request.

Job Types: Full-time, Permanent

Pay: $35.00-$45.00 per hour

Benefits:

- Company events
- Dental care
- Disability insurance
- Extended health care
- Life insurance
- On-site gym
- On-site parking
- RRSP match
- Vision care

Experience:

- Assembling and Fitting NEW Injection Moulds?: 5 years (required)

Work Location: In person

📌 MOLD / MOULD MAKER - Injection Molding (Barrie)
🏢 MPC | Molded Precision Components
📍 Barrie