Building Automation Systems (BAS) Technician — HVAC Controls & Integration

Preston Phipps Inc; Mississauga; On-site; CAD 55,000 - 75,000; Full time

Job summary

Preston Phipps Inc. in Canada is seeking a BAS Technician to support start-up, commissioning and integration of HVAC controls and automation systems across hospitals, universities and labs.

You will gain training on Niagara 4 and BACnet/Modbus networks. The role emphasizes fieldwork, system troubleshooting, and customer interaction, with opportunities to advance into more complex controls work and certification paths.

Qualifications

• Technical diploma or equivalent field experience.
• Practical knowledge of HVAC fundamentals or building automation systems.
• Experience with BAS troubleshooting, controller networks, or integration.
• Familiarity with BACnet/Modbus devices.

Responsibilities

• Troubleshoot, start up, and commission BAS/HVAC control systems
• Diagnose issues with sensors, controllers, VAVs, airflow devices, and networked equipment
• Integrate and commission Niagara 4 platforms (training provided)
• Support sequence verification, functional testing, and system optimization
• Perform basic HVAC mechanical checks related to controls operation
• Read and interpret mechanical, electrical, and controls drawings
• Coordinate with contractors, electricians, and other trades
• Maintain accurate job documentation and service records
• Provide on-site troubleshooting and training
• Stay current on BAS best practices and product updates

Skills

HVAC fundamentals

Building automation systems

BAS troubleshooting

Controller networks

BACnet/Modbus familiarity

Excel

Word

Field problem-solving

Education

Technical diploma or equivalent field experience

Tools

Niagara 4

Phoenix Controls (training)

Job description

Preston Phipps has been a Canadian leader in steam optimization, HVAC solutions, and critical‑environment systems since 1933. Our Technical Solutions Group focuses on advanced building automation, HVAC controls, and critical‑air systems for hospitals, universities, pharma, and research facilities.

We are growing and looking for a BAS Technician who wants to expand their controls expertise and work on complex, meaningful systems.

Role Overview

As a Building Automation Systems (BAS) Technician, you will support start‑up, troubleshooting, commissioning, and integration of HVAC controls and automation systems. You’ll work with Niagara‑based platforms, BACnet/Modbus networks, and critical‑air systems — with full training provided.

This role is ideal for technicians with BAS experience who want to advance into higher‑complexity controls work.

What You’ll Do

BAS & Controls Responsibilities

• Troubleshoot, start up, and commission BAS/HVAC control systems
• Diagnose issues with sensors, controllers, VAVs, airflow devices, and networked equipment
• Integrate and commission Niagara 4 platforms (training provided)
• Support sequence verification, functional testing, and system optimization
• Perform basic HVAC mechanical checks related to controls operation

Field & Project Execution

• Read and interpret mechanical, electrical, and controls drawings
• Coordinate with contractors, electricians, and other trades
• Maintain accurate job documentation and service records
• Work safely in mechanical rooms, construction sites, and critical‑environment facilities

Customer Support

• Provide on‑site troubleshooting and training
• Communicate clearly with facility teams and contractors
• Stay current on BAS best practices and product updates

Technology Environment

You will work with:

• BACnet, Modbus, and third‑party integrations
• HVAC controls for commercial and institutional facilities
• Phoenix Controls lab ventilation systems (training provided)
• Critical‑air systems in healthcare, pharma, and research labs

What We’re Looking For

Required

• Technical diploma or equivalent field experience
• Practical knowledge of HVAC fundamentals or building automation systems
• Experience with BAS troubleshooting, controller networks, or integration
• Familiarity with BACnet/Modbus devices

Preferred (Not Required)

• Experience with Niagara 4 or other BAS platforms
• Exposure to lab ventilation or critical‑air systems
• Understanding of airflow controls, VAVs, or room pressure control

Additional Requirements

• Basic computer skills (Excel, Word)
• Comfortable working at heights and using ladders
• Willing to travel within Ontario
• Valid driver’s license with clean record
• Ability to obtain UHN and Infrastructure Ontario security clearance
• Ability to lift 40+ lbs

Why Join Us

• Growing technical division with strong advancement opportunities
• Factory training with Phoenix Controls, Strobic, and other OEMs
• Support for Niagara 4 certification and advanced controls training
• Career paths into commissioning specialist, project lead, or integrator roles
• Work on complex, high‑impact systems in hospitals, universities, and research labs

Who Thrives Here

• BAS technicians who enjoy autonomy and problem‑solving
• People who like working on complex, high‑impact systems
• Individuals who want to grow their controls expertise
• Those who value a mix of fieldwork, commissioning, and customer interaction

Please note that only selected candidates will be contacted. We thank all applicants for their interest in Preston Phipps.