433A Millwright

Dufferin Aggregates - A CRH Company
California

Job ID: 517489
Position Title: 433A Millwright
Employment Type: Permanent, Full-time
Location: Milton, Ontario (CA-ON)
Compensation: $43.03 (Acton location) or $44.23 (Milton location) per hour, with shift premium of $1.25/hr for Afternoon and Night Shifts

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 !

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 and help keep our operations running smoothly! You’ll be part of a skilled maintenance team, dedicated to maximizing equipment efficiency and uptime. In this role, you’ll perform preventative and corrective maintenance and take on exciting project work to support Dufferin Aggregates’ success.

Job Responsibilities:

  • Perform preventative and corrective maintenance on production equipment and support during breakdowns.

  • Troubleshoot, repair, install, and replace equipment such as conveyors, pumps, pneumatic systems, compressors, and boilers.

  • Participate in project work (process improvement, reliability) and annual shutdown overhauls.

  • Remove outdated or unused equipment as directed.

  • Maintain housekeeping standards and report deficiencies to the supervisor.

  • Comply with all health and safety regulations, including PPE use and Lockout/Tagout procedures.

Requirements:

  • Valid 433A Millwright License

  • 5 Years of expeirence in an heavy industrial setting as a Millright

  • Experience welding, cutting, brazing using different techniques and with different metals

  • Hoisting and Rigging knowledge (considered strong 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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