433A Millwright Apprentice (3rd or 4th Year)

Dufferin Aggregates - A CRH Company
California

Job ID: 517490
Position Title: 433A Millwright Apprentice (3rd or 4th Year)
Employment Type: Permanent, Full-time
Location: Milton, Ontario (CA-ON)
Compensation: $42.01 to $42.90 per hour

Ready for your next challenge? Join us at CRH Canada! We’re 100 years strong; together we can reinvent the way the world is built.

Dufferin Aggregates , a division of CRH Canada is hiring a 433A Millwright Apprentice (3rd or 4th Year)!

Who we are:

Recognized as one of Greater Toronto's Top Employers and one of Canada’s Top Employers for Young People , Dufferin Aggregates is a leading supplier of aggregates for the construction industry in Ontario. We operate more than 20 sites, including quarries, sand pits and distribution yards to supply crushed stone, sand and gravel, recycled crushed concrete as well as recycled crushed asphalt, for the commercial, industrial, residential and civil engineering sector.

CRH is a leading provider of building materials solutions that build, connect and improve our world. Employing 80,000 people at 4,000 operating locations in 28 countries, CRH has market leadership positions in both North America and Europe.

Why work with us?

  • A global leader in construction services and materials
  • Rewarding career development in Canada and Internationally
  • Group Medical, Extended Health and Dental Plan
  • Pension Plan
  • Weekly payroll
  • Discounts on gym membership, telecommunications and home and auto insurance

Join our team as a Millwright Apprentice (3rd or 4th Year) and gain hands-on experience while supporting our skilled maintenance team. You’ll help keep operations running smoothly by performing preventative and corrective maintenance and assisting with project work that drives Dufferin Aggregates’ success.

Job Responsibilities:

  • Assist with preventative and corrective maintenance on production equipment
  • Support troubleshooting, repair, installation, and replacement of equipment such as conveyors, pumps, pneumatic systems, compressors, and boilers
  • Participate in project work and annual shutdown activities
  • Help remove outdated or unused equipment as directed
  • Maintain housekeeping standards and report deficiencies to the supervisor
  • Follow all health and safety regulations, including PPE use and Lockout/Tagout procedures

Requirements:

  • Registered as a 3rd or 4th Year Millwright Apprentice under the 433A trade
  • Progress toward completion of apprenticeship and Certificate of Qualification
  • Basic welding, cutting, and brazing skills (additional training provided)
  • Familiarity with hoisting and rigging practices (asset)
  • Ability to read and interpret blueprints, diagrams, and schematics
  • Strong troubleshooting skills for pumps, fans, blowers, and gear drives
  • Ability to work in varied conditions (outdoors, heights, confined spaces)

This job posting reflects an existing vacancy. Details will be clarified during the recruitment process, if selected

CRH Canada Group Inc., does not directly use artificial intelligence to screen, assess or select applicants. However, CRH Canada Group Inc., does use Indeed.com to publicly advertise this posting and Indeed.com does use artificial intelligence as part of the screening process. More information about how Indeed.com uses artificial intelligence in their process can be found here: How Indeed Uses AI: Employer Tools and Responsible Use

CRH Canada Group Inc. recognizes Canada’s diverse landscape. Accommodation is available upon request for applicants with disabilities throughout the recruitment and selection process.

Visit our website for more information:

Posted 2026-01-07

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