Controls Technologist / Technician (DDC)

About Us

Mafna Air Technologies Inc. is a Canadian company and one of the leaders in providing custom Air Handling Solutions and HVAC Equipment to a vast client base across the US, Canada, and overseas. Over the past 20 years, Mafna has delivered innovative solutions to numerous industries and Government Agencies, including Fortune 500 companies.

Join the dynamic team of one of the leading Custom-Built Central Air Conditioning and Refrigeration Equipment Manufacturers in Cambridge, Ontario.

Controls Technologist / Technician (DDC)

We are seeking a full‑time permanent Controls Technologist / Technician (DDC) with experience or skill in programming Direct Digital Control (DDC) Electronic Controllers as well as electro‑mechanical controls for Heating, Ventilation and Air Conditioning Equipment. Responsibilities include writing software programs according to sequence of operations per plans and specifications, generating controls drawings, and electrical power drawings / circuits.

Qualifications

• Knowledge of Sequence of Operations for Heating, Cooling, Heat Recovery & Dehumidification Equipment.
• Ability to generate AutoCAD Drawing for Electrical Panels as well as Control Schematic Drawing.
• Knowledge of BACnet, Modbus and Ability to generate P&ID, sequences of operations, drawings, bill of materials. Develop programming, graphics and sequences of operations for DDC systems.
• Project management including problem solving and support during unit installation, testing and commissioning.
• Knowledge of the operation of air handling units including fans, variable frequency drives (VFD), Actuators, temperature, Humidity & pressure sensors and control devices including compressors.
• Basic knowledge of AutoCAD drawing software, experience in start up, proficiency in English (reading specifications, communications, etc.) is required.
• Experience in troubleshooting, diagnostics, testing and commissioning of the equipment at client job sites.
• Successful candidate must have transportation to travel to job sites for start‑up, testing and commissioning of the equipment.
• College / education in instrumentation and controls with a minimum of 2 years of experience in the field of controls related to HVAC & R system.

ONLY those candidates selected for an interview will be contacted.

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