Black & McDonald is an integrated, multi‑trade service provider that safely delivers high quality construction, facilities management, and technical solutions. We are a family-owned and family-run company that employs thousands of highly skilled and talented professionals across North America. With 100 years of diverse market experience, we are a forward‑thinking organization with a strong track record of delivering operational excellence and customer-focused solutions that stand the test of time.


Black & McDonald’s Toronto Service team is growing! If you are committed and collaborative professional looking to contribute to a hard-working, innovative team, this opportunity is for you.

Position Summary

Black & McDonald Limited is actively seeking a Heating & Combustion Technician - Service based out our Markham office to support our truck based service to various clients in the GTA.

Duties & Responsibilities

  • Troubleshoot, repair, and maintain various combustion, hot water and steam boiler systems and components
  • Replace and upgrade existing systems and componets related to the combustion/heating trade
  • Respond to emergency service calls within our client base during regular business hours ans on-call roationin after hour emergencies
  • Identify equipment deficiencies and TSSA code violations and make recommendations to clients
  • Complete detailed work orders, deficiency reports, field quotations and time summaries in a timely fashion
  • Perform scheduled maintenance as assigned
  • Maintain a professional demeanour at all times

Competency Requirements

  • Change orientation (open to change and the ability to identify where it is needed and how to make it happen)
  • Communicates effectively (verbally and in writing)
  • Continuous learning (ongoing effort to learn and contribute to the learnings of others)
  • Customer focus (understand the needs and perspectives of both internal and external customers)
  • Holds self and others accountable (take personal responsibility to meet commitments)
  • Problem solving and innovation (ability to approach problems logically and seek innovative solutions)
  • Teamwork and collaboration (work cooperatively and collaboratively with others)
  • Values and respects others (encourages and supports diversity)

Education & Experience

  • 5 years of experience in a Combustion/Heating position in service, maintenance, replacement and installation for commercial & industrial sites
  • Post secondary education in in Gas technician or equivalent training
  • Ability to read, work & troubleshoot from mechanical/electrical schematics, etc.
  • Valid G1 gas licence
  • Valid OBT1 or OBT-2 preferred
  • Valid ‘G’ Driver’s License
  • Strong mechanical/electrical ability and problem solving skills
  • Client facing/Customer service experience