Maintenance Supervisor (Industrial Electrical 442A / 309A) Straight Day Shift (Monday Friday; 7:00 AM 3:30 PM) $50.00 $52.00 / hour + Overtime Mississauga, ON (West) Automated Industrial Manufacturing & Skilled Trades Leadership Opportunity Overview Are you a licensed Industrial Electrician (442A or 309A) who combines practical automation troubleshooting skills with proven crew leadership? A premier, rapidly expanding manufacturer of high-volume building products is launching a state-of-the-art production facility in Mississauga.

We are seeking a hands-on Maintenance Supervisor to anchor our technical department and direct an on-site team of 6 skilled maintenance technicians and mechanics.

In this key leadership role, you will report directly to the Plant Manager, taking ownership of line reliability across advanced automated packaging, extrusion, molding, and wrapping systems.

If you excel at reading ladder logic to diagnose downtime, optimizing preventive maintenance (PM) schedules, and mentoring a team in a clean, modern plant environment, this is your next career move.

Advantages Premium Compensation: Base rate of $50.00 $52.00 / hour + Overtime pay opportunities.

Quarterly Bonus Potential: Direct financial upside tied to plant line efficiency and uptime metricsyour teams performance is directly rewarded.

Straight Day Shift: Enjoy a consistent Monday to Friday day schedule with stable working hours.

Contemporary Automated Infrastructure: Work in a clean, well-lit plant featuring automated extrusion, Allen-Bradley PLCs, VFDs, HMIs, and newly commissioned utility infrastructure.

High Autonomy & Mentorship Culture: Lead under an output-driven management style where leadership trusts technical experts to solve problems without micromanagement.

Comprehensive Benefits: Full health, dental, and vision coverage, RRSP matching program, paid vacation, and complete company-issued gear.

Responsibilities Team Leadership & Operations (~50%) Direct, schedule, and mentor a team of ~6 skilled maintenance technicians and mechanics across daily shift operations.

Prioritize daily work orders,



lead morning production-maintenance alignment huddles, and manage emergency downtime responses.

Enforce strict safety protocols, Electrical Safety Code compliance (CSA Z462), Lockout/Tagout (LOTO), and WHMIS guidelines.

Automation & Electrical Troubleshooting (~30%) Serve as the lead technical resource for breakdown diagnostics on 600V 3-phase power, motors, VFDs, sensors, control circuits, and automated machinery. PLC Diagnostic Ownership (6/10 to 7/10 Proficiency): Connect via laptop/interface to Allen-Bradley PLC platforms (RSLogix 500 / Studio 5000 / Compact

Logix) to read ladder logic, force I/O, trace fault codes, reset drives, and isolate field device issues to restore line flow fast. (Full software engineering/from-scratch code writing is not required).

Reliability & CMMS Planning (~20%) Manage, refine, and execute the preventive maintenance (PM) program using CMMS software to improve Mean Time Between Failures (MTBF).

Oversee spare parts inventory, manage technical vendor/contractor relationships, and lead root-cause analysis (RCA) on recurring equipment failures.

Qualifications Mandatory Ontario Trade Ticket: Active 442A Industrial Electrician or 309A Construction & Maintenance license. (Dual tickets such as 433A Millwright or Gas Fitter credentials are strong assets).

Leadership Experience: Minimum 3+ years in a supervisory, team lead, or maintenance management role overseeing technicians in a manufacturing, packaging, or automated plant environment.

Practical Automation & PLC Proficiency: Solid, practical ability (6/107/10 level) in PLC diagnostics using Allen-Bradley platforms (reading ladder logic, checking inputs/outputs, troubleshooting network faults).

Strong familiarity with VFD configuration, AC/DC drives, photo-eyes,



proximity sensors, and HMI touchscreens.

Mechanical Aptitude: Working knowledge of industrial mechanical systems (conveyors, hydraulics, pneumatics, gearboxes, and pumps) to effectively guide multi-trade technicians.

Technical Literacy: Ability to read complex electrical schematics, single-line diagrams, and mechanical blueprints.

Mindset: Strong sense of operational urgency, clear communication style, and a supportive team-builder attitude.

Summary For a confidential conversation regarding this role, please reach out directly: Sarah Dinis Staffing Manager Industrial Management Randstad Canada Direct Phone: (437) 455-8545 Email: Linked

In: linkedin.com/in/sarah-dinis Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada.

As a result, we are committed to developing and implementing strategies to increase the equity, diversity and inclusion within the workplace by examining our internal policies, practices, and systems throughout the entire lifecycle of our workforce, including its recruitment, retention and advancement for all employees.

In addition to our deep commitment to respecting human rights, we are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equity-seeking groups who are usually underrepresented in Canada''s workforce, including those who identify as women or non-binary/gender non-conforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and; members of visible minorities, racialized groups and the LGBTQ2+ community.

Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle.

We ask that all job applications please identify any accommodation requirements by sending an email to to ensure their ability to fully participate in the interview process.

📌 Maintenance Supervisor (Mississauga)
🏢 randstad canada
📍 Mississauga