Black & McDonald Limited is seeking a HVAC/G1 Technician at our location in Moncton, New Brunswick. The successful candidate will maintain, upgrade, troubleshoot, and repair various HVAC equipment and systems within a portfolio of buildings to achieve optimum life span of the equipment.

Duties and responsibilities include but are not limited to:

  • Perform planned and predictive maintenance duties
  • Disassemble, repair, and reassemble existing mechanical equipment; install new equipment, gas lines, refrigerants lines, etc.
  • Complete work orders, deficiency reports, field quotations, estimates, and daily time summaries in a timely fashion
  • Measure, cut, and connect piping using welding and brazing equipment
  • Install, troubleshoot, repair, and overhaul entire heating, ventilation, air handling, refrigeration, and air conditioning systems
  • Test and repair electronic components
  • Assist in determining repair solutions including price determination and projects scopes based on your recommendation
  • Ensure safe working conditions are enforced and strictly adhered to in accordance to company policy


  • Communicates Effectively
  • Customer Focus
  • Problem Solving and Innovation
  • Teamwork and Collaboration
  • Values and Respects Others


  • 3-5 years’ experience in a G1/HVAC position in service, maintenance, replacement, and installation for commercial and industrial sites


  • Must be able to obtain and maintain a valid Secret Security Clearance
  • Experience using mobile technologies would be an asset
  • G1 gas certified with HVAC
  • Ability to read and work from HVAC/R, mechanical schematics, electrical schematics, line drawings, etc.
  • Valid class 5 driver’s license
  • Excellent communication and customer service skills
  • Knowledge in a variety of electronic, pneumatic, and DDC control systems an asset
  • Strong mechanical ability and problem solving skills
  • Proven ability to work in a fast paced environment and the ability to meet deadlines