We are seeking a certified Maintenance Millwright (433A) for our Etobicoke Plant. The Maintenance Millwright is responsible performing a variety of skilled mechanical work in maintenance, installation, testing, troubleshooting and repair of equipment in a unionized environment. To be considered for this position, you must be able to work on all shifts Monday to Friday (days 6:30 am, and afternoons 2:30 pm). Shifts rotate weekly. The position reports to the Maintenance Manager. Starting wage for a certified Millwright is $44.37. Shift premiums for afternoon($0.75/hour).

All successful applicants must be able to provide a satisfactory criminal background check, and pre-placement medical, including a drug screening after receiving a conditional job offer, but before starting employment.

How will you impact WestRock:

Installing, aligning, maintaining and repairing machinery and mechanical equipment

Inspecting and examining machinery and equipment to detect and investigate irregularities and malfunction

Adjusting machinery and repairing or replacing defective parts.

Operate various tools, instruments and equipment used in the testing, aligning and repair of mechanical equipment

Operate with advanced hand tools both powered and manual.

Operate hoist, winch, or hydraulic boom as needed.

Set up and operate a variety of machine tools such as a drill press, lathe and/or welding equipment. Use acetylene welding/cutting torch and combination welding procedures

Operate maintenance vehicles including scissor lift, boom lift and forklifts.

Responsible for the overall Safety and cleanliness of equipment and area.

Work in a safe and efficient manner in accordance with company policies and procedures.

Participating in safety audits and adhering to workplace safety policies and regulations.

Overtime is required.

Perform other duties as assigned.

What you need to succeed:





Advanced skills in mechanical trade license.

Advanced troubleshooting skills

Must be Red Seal certified

Minimum of 5 years’ experience.

Solid technical problem solving and communication skills.

Ability to read and interpret documents such as safety rules, operating and maintenance instructions, blueprints, schematics and procedure manuals. May require the ability to write routine reports and correspondence. May require the ability to speak effectively before groups of employees of organization.

Ability to work well in a team workplace

To perform this job successfully, an individual should have knowledge of and basic computer skills.

Willingness to go the extra mile to get it right

Why Work for Smurfit Westrock:

Competitive hourly rate

An Employer that cares about health and safety

Training opportunities to enhance your skills and grow your career

A career with a global packaging company where Sustainability, Safety, and Inclusion are business drivers and foundational elements of the daily work.

A management team committed to WestRock's values of Respect, Accountability, Integrity and Excellence

Posting Details
This posting is for an existing job vacancy. The hourly rate for this position is $44.37. To learn more about this posting, please contact your recruiter during the hiring process. You may apply online at Smurfit Westrock External Careers and the application window is expected to close by July 31, 2026.

As part of our commitment to accessibility for all persons with disabilities, we will, upon request from the applicant, provide accommodation during the recruitment process to ensure equal access to applicants with disabilities. Please let us know your needs and we will consult with you to ensure suitable accommodation is provided.

Candidates are required to undergo a drug screening after receiving a conditional job offer, but before starting employment.

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📌 Maintenance Millwright (Ontario)
🏢 Smurfit Westrock
📍 Ontario