Commercial HVAC Technician South Jersey-Philly

Senior Commercial HVAC Technician

The Senior Commercial HVAC Technician is a highly skilled, field-based professional responsible for the diagnosis, service, repair, commissioning, and optimization of complex commercial HVAC systems. This role requires advanced technical expertise, strong problem-solving skills, leadership in the field, and the ability to work independently while supporting operational excellence and customer satisfaction. This position may serve as a technical lead on jobsites and acts as a mentor to junior technicians and apprentices.

Essential Functions & Responsibilities

Technical & Trade Responsibilities:

• Diagnose, repair, and maintain commercial HVAC systems, including: Rooftop Units (RTUs), Split systems, Chillers (air-cooled and water-cooled), Boilers (hot water & steam), Cooling towers, Make-up air units, VAV systems, Heat pumps and VRF/VRV systems
• Perform advanced troubleshooting of Electrical systems (single and three-phase), Motors, VFDs, contactors, relays, and control boards, Refrigeration systems, compressors, and metering devices
• Read and interpret blueprints, wiring diagrams, schematics, and control sequences
• Commission new equipment and verify proper operation per manufacturer specifications
• Perform system balancing assistance and airflow diagnostics when required

Controls, Controls Interface & Automation:

• Troubleshoot and adjust commercial HVAC controls, including Building Automation Systems (BAS), Thermostats, sensors, and actuators
• Interface with controls contractors and building engineers
• Verify sequences of operation and proper system response

Preventive Maintenance & Compliance:

• Perform scheduled preventive maintenance on commercial HVAC equipment
• Complete accurate service documentation, PM reports, and compliance checklists
• Identify and communicate equipment deficiencies and life-cycle replacement needs
• Ensure all work complies with OSHA safety standards, EPA regulations, State and local mechanical codes, Company safety policies and procedures

Customer Service & Communication:

• Serve as a technical representative of the company on commercial job sites
• Communicate clearly with Property managers, Facility directors, Building engineers, General contractors
• Explain system issues, repair recommendations, and preventative strategies in a professional manner
• Provide detailed repair recommendations and estimates when applicable

Leadership & Mentorship:

• Act as a field leader and technical resource for junior technicians and apprentices
• Provide on-the-job training and guidance
• Promote safe work practices and quality standards
• Support management with technical input on job planning and system evaluations

Administrative & Technology Responsibilities:

• Accurately complete service tickets, work orders, and time entries using company systems
• Document refrigerant usage and compliance logs
• Maintain truck stock, tools, and equipment in good working order
• Communicate job status, delays, and material needs proactively

Compensation: $45.00 - $60.00 per hour