Operations and Maintenance Supervisor

Position: Operations and Maintenance Supervisor )
Our client Carbon Upcycling is hiring an experienced Operations & Maintenance Supervisor to support the commissioning, startup, and operation of its first commercial‑scale plant in Mississauga, Ontario.
This is a rare opportunity to join an innovative clean technology company at a pivotal stage of growth and help launch a first‑of‑its‑kind facility focused on transforming industrial byproducts into low‑carbon cement solutions.
The Operations & Maintenance Supervisor will play a critical leadership role in coordinating daily operations, maintenance activities, contractor execution, and technician work while helping establish the operational foundation for long‑term plant success. This role acts as the second‑in‑command for the site, directly supervising the operating team and provides site leadership when plant management is unavailable.
This position will be especially critical during commissioning and startup. We are looking for someone who thrives in fast‑paced industrial environments, is willing to roll up their sleeves and get their hands dirty when needed and can think on their feet while helping develop critical operational and maintenance programs from the ground up.
The ideal candidate is driven, adaptable, solutions‑oriented, hands‑on, and excited about helping build a commercial operation during a transformative stage of growth.
What You’ll Be Doing  Operations Coordination   Coordinate daily plant operations, priorities, and work execution activities
Assign daily tasks to technicians and ensure completion of work scopes
Support plant startup, shutdown, and resolving abnormal operating conditions
Monitor plant operating status and elevate issues when required
Coordinate shift handovers and communication between crews
Track and prepare plans to address downtime, production interruptions, operational delays, and constraints
Coordinate activities with external operations and control room personnel as required
Maintenance Coordination   Coordinate preventive and corrective maintenance activities to ensure high equipment availability at efficient cost levels
Support work order planning, scheduling, and execution follow‑up
Coordinate contractors and external service providers when on‑site
Assist with spare parts management and critical inventory planning
Ensure maintenance work is executed to a high standard safely and efficiently
Support plant shutdown planning and execution activities including weekly/monthly/yearly scheduled maintenance outages
Leadership & Site Execution   Provide site leadership coverage in the absence of plant leadership
Lead daily coordination meetings, toolbox talks, and work planning discussions
Ensure procedures, permits, safety standards, and operational expectations are followed while offering ideas for improvements at the new facility
Support technician training, competency development, and onboarding
Maintain strong operational discipline, housekeeping standards, and execution quality
Track and follow up on open action items and operational priorities
Safety & Compliance   Demonstrate a commitment to communicating, improving and adhering to health, safety and environmental excellence while leading to promote a culture of safety‑first
Support permit coordination, isolations, lockout/tagout/try‑out activities, and contractor safety
Participate in incident investigations and corrective actions
Ensure site activities comply with company procedures and regulatory requirements
Other Related Duties as Assigned
What We’re Looking For  

Required Qualifications   7+ years of industrial operations and maintenance experience within heavy industrial or processing environments
3-5+ years of supervisory or site coordination experience
Cement industry experience is considered a strong asset
Solid understanding of industrial plant equipment, maintenance activities, and field operations
Experience coordinating daily work priorities and resources in an operational environment
Proven ability to coordinate multi-disciplinary teams including operations, maintenance, contractors, and vendors
Strong leadership, communication, and organizational skills
Ability to manage multiple priorities in a dynamic industrial…