Air Conditioning & Refrigeration Apprentice - 2nd/3rd/4th year

Air Theory / Treadies HVAC & R

Air Conditioning & Refrigeration Apprentice | HVAC

Air Theory / Treadies HVAC & R

Start your career in HVAC with exposure to engineering, specialist systems and high-end projects.

Air Theory / Treadies HVAC & R is looking for a motivated Air Conditioning & Refrigeration Apprentice to join our growing mechanical services team.

This is an opportunity to complete your Certificate III in Air Conditioning and Refrigeration while gaining hands‑on experience across commercial HVAC, high-end residential projects, ventilation, refrigeration, controls, commissioning and specialist mechanical installations.

We are looking for someone who wants more than just a trade qualification.

We want to develop technicians who understand how and why mechanical systems work , and who are interested in building a long-term career in the HVAC and mechanical services industry.

What You’ll Be Working On

You will work alongside experienced tradespeople, project managers and mechanical engineers across a range of projects, including:

- Commercial air conditioning and refrigeration

- High‑end residential and architectural HVAC projects

- Commercial mechanical services installations

- Refrigeration systems

- Mechanical ventilation and fresh air systems

- Heat recovery ventilation systems

- Ductwork and pipework installations

- Split, ducted, VRF and commercial HVAC systems

- Controls, sensors and building automation

- Testing and commissioning

- Fault finding and diagnostics

- Equipment installation and system upgrades

- Specialist mechanical installations

You will also gain exposure to mechanical drawings, specifications, system design and the engineering principles behind modern HVAC systems.

What You’ll Learn

Throughout your apprenticeship, you will develop skills in:





- Air conditioning and refrigeration

- Commercial HVAC systems

- Refrigeration principles

- Mechanical ventilation

- Reading mechanical drawings and schematics

- Pipework and ductwork installation

- Electrical and control systems

- Testing and commissioning

- Fault finding

- HVAC controls and sensors

- Mechanical system design principles

- Energy‑efficient HVAC systems

- Indoor air quality and ventilation

- Skilled commercial construction practices

Our goal is to help you become a technician who can think, troubleshoot and understand complete mechanical systems — not simply install equipment .

Who We’re Looking For

We are looking for someone who is:

- Interested in air conditioning, refrigeration and mechanical systems

- Curious about engineering, technology and how buildings work

- Practical and comfortable working with tools

- Reliable and willing to learn

- Able to take direction and work as part of a team

- Comfortable asking questions and learning new systems

- Proud of the quality of their work

- Interested in building a long‑term career in HVAC

- Professional when working on commercial and high‑end projects

You do not need previous HVAC experience.

We are more interested in attitude, curiosity, work ethic and willingness to learn .

An interest in engineering, electrical systems, construction, mechanics, technology or building services will be highly regarded.

What We Offer





- A nationally recognised Air Conditioning & Refrigeration apprenticeship

- Exposure to commercial and high‑end HVAC projects

- Training across air conditioning, refrigeration and ventilation

- Experience working alongside qualified technicians and mechanical engineers

- Exposure to controls, commissioning and specialist mechanical systems

- Career progression within a growing mechanical services company

- A varied working environment rather than repetitive installations

- Ongoing technical development and training

- Opportunity to build a career beyond the trade qualification

Where This Career Can Lead

Air conditioning and refrigeration is becoming increasingly technical.

Modern buildings require technicians who understand refrigeration, ventilation, controls, commissioning, energy efficiency and building performance.

For the right person, this apprenticeship can become the foundation for a career in:

Air Conditioning & Refrigeration to Service & Commissioning to Controls to Project Management to Estimating to Mechanical Design to Engineering

We actively encourage our apprentices to continue developing their technical knowledge and career beyond completing their trade.

About Air Theory / Treadies

Air Theory and Treadies HVAC & R operate across the Australian air conditioning, refrigeration and mechanical services industry.

Our work includes commercial HVAC, high‑end residential projects, mechanical ventilation, refrigeration and specialist mechanical installations.

We combine practical trade knowledge with engineering, building science and modern HVAC technology to deliver high-quality mechanical systems.

We believe the future of our industry belongs to technicians who can understand systems, solve problems and take pride in their work .

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📌 Air Conditioning & Refrigeration Apprentice - 2nd/3rd/4th year (Northern Beaches Council)
🏢 Treadies HVAC
📍 Northern Beaches Council