Black & McDonald Limited is actively seeking a Maintenance Mechanic located in Toronto. This role will be responsible to maintain, upgrade, troubleshoot and repair all moving equipment and mechanical devices within the facility and grounds to achieve optimum life span of equipment.

Duties and responsibilities include but are not limited to:

  • Perform shift tours and log readings
  • Perform monthly preventative maintenance
  • Re-lamping
  • Start up and shut down
  • All water treatment duties
  • Filter changing
  • Belt changing
  • Perform minor building repairs
  • Major fan and AHU maintenance and alignment
  • Minor Chiller and heat pump servicing and trouble shooting
  • Compressor maintenance
  • Diesel fire alarm, life safety tests
  • Sump pump and grease trap maintenance
  • Respond to emergency trouble calls of a mechanical nature, and support other staff in their tasks


  • Building Environment System Certificate or a trade license
  • At least 3–5 years of experience in the maintenance of complex mechanical building systems including (but not limited to) heating and cooling systems and their distribution networks, HVAC distribution systems
  • Maintain clear and courteous two-way radio and/or phone etiquette
  • A team player, committed to working in a quality environment
  • Shall designate a person who holds a valid Certificate of Qualification for the Province of Ontario and who passed any examination which may be required by the Local 787 Examining Board
  • Maintains a professional demeanour at all times with fellow employees, vendors, sub-contractors, and clients
  • Ability to cope under pressure and maintain focus, dealing effectively with setbacks while remaining positive

Black & McDonald welcomes and encourages applications from persons with disabilities. Accommodations are available upon request for candidates taking part in all aspects of the recruitment and selection process.