Senior HVAC Mechanical Service Technician

About the Company:

Aquaheat Facility Services specialise in comprehensive facility maintenance solutions across New Zealand. Our dedicated team ensures that essential hard services including HVAC, boiler, refrigeration, electrical, plumbing, and carpentry operate seamlessly in commercial, industrial, and infrastructure settings. With over 70 years of experience, we pride ourselves on delivering reliable, high-quality maintenance, capital replacement, asset management and building compliance services that keep buildings safe, efficient, and comfortable. Aquaheat Facility Services is proud to be a member of the Horizon Energy Group of companies.

About the Role

We are seeking an experienced Senior HVAC Mechanical Service Technician to join our Christchurch team.

Reporting to the Regional Service Manager, you will be responsible for delivering high-quality HVAC service work, leading by example on-site, and ensuring work is completed safely, efficiently, and to a high standard.

Key responsibilities include:

• Carrying out planned maintenance, reactive and remedial service work
• Diagnosing faults and completing installation works on HVAC mechanical systems
• Coordinating and prioritising work to meet client and operational requirements
• Supporting scheduling and maximising efficiency of work in progress
• Preparing service reports, work dockets, and remedial recommendations
• Liaising with clients, suppliers, and internal teams
• Supporting and mentoring junior technicians where required

With the following preferred requirements and experience:

• NZ trade qualification in HVAC / Refrigeration / Mechanical or Electrical
• Valid NZ Full Driver's Licence
• Minimum 5+ years post-trade experience
• Strong background in commercial and industrial HVAC systems
• Experience with installation, maintenance, and fault diagnostics
• Solid understanding of building services mechanical systems
• Proven ability to manage customer expectations and service delivery

What's in it for you?

• ​Career development within a large, respected, and growing group
• Wellness benefits and critical illness insurance
• Paid day off for your birthday
• A stable, long-term role where your leadership genuinely makes an impact

Living our SWITCH values:

We're looking for someone who not only brings strong technical and leadership capability, but who also lives our values:

​* Sustainability — Cutting waste, saving energy, and making smart choices

• Winning — Sets goals, takes ownership, and delivers on commitments
• Innovation — Brings fresh ideas and a practical mindset
• Trust — Builds strong, inclusive relationships
• Customer Focus — Puts customers at the centre of everything they do
• Health & Safety — Leads with safety front of mind, always
• Applicants must be legally entitled to work in New Zealand.

If you wish to join a company where you are valued for your contribution as an individual and as a member of a wider team, then we want to hear from you.