HVAC Engineer

Key Tasks & Responsibilities

1. Installation & Technical Work

●     Conduct site inspections and measurements prior to installation.

●     Provide technical advice to clients on suitable systems (heat pumps, split systems, multi-splits, ducted systems, ventilation).

●     Install air-conditioning systems according to manufacturer guidelines and industry standards.

●     Connect electrical and refrigerant components (with support from subcontracted electricians or refrigerant technicians as required).

●     Test, calibrate, and commission new units.

●     Explain system operation, maintenance requirements, and warranty coverage to clients.

●     Diagnose faults using appropriate tools and technical methods.

●     Repair or replace components including compressors, motors, circuit boards, fans, pipes, or sensors.

●     Carry out regular servicing, including filter cleaning, checking pressures, and ensuring optimal performance. 

2. Maintenance & Servicing 

●     Schedule preventative maintenance visits with customers.

●     Clean and disinfect indoor and outdoor units, coils, and filters.

●     Check refrigerant levels, identify leaks, and ensure regulatory compliance.

●     Inspect electrical wiring, drain lines, and safety components.

●     Record all maintenance work and update service logs.

●     Prepare service reports and recommendations for customers. 

3. Business Development & Relationship Management 

●     Identify opportunities for new installations, upgrades, and service contracts. 

●     Build and maintain strong relationships with key customers, suppliers, and commercial partners. 

●     Assist in developing strategies to increase revenue and customer retention. 

●     Support preparation of proposals for commercial clients. 

●     Monitor customer needs and market trends to guide service offerings. 

●     Represent MexiCold professionally at customer sites, meetings, and industry interactions. 

●     Support business planning activities including goal setting, reviewing costs and project outcomes, and pricing strategy. 

●     Maintain relationships with suppliers and subcontractors. 

●     Identify new business opportunities (e.g., solar integration, smart home systems). 

●     Keep up-to-date with new HVAC technologies, brands, and regulations.

 4. Marketing Support

 ●     Support the creation and management of social media pages (Facebook, Instagram, Google Business). 

●     Provide photos and updates for posting. 

●     Request and respond to customer reviews online. 

●     Assist with website updates or Google Ads (if applicable). 

●     Help design promotional materials such as flyers or business cards. 

●     Contribute to small local advertising campaigns (online or printed).

 5. Record keeping & Compliance 

●     Follow MexiCold’s health and safety procedures, including risk assessments and job safety plans. 

●     Maintain accurate records of equipment, maintenance work, and materials used. 

●     Schedule equipment calibration or certification renewals. 

●     Assist with maintaining business registrations, licences, and insurance. 

6. Quoting, Invoicing & Procurement (in absence of owner) 

●     Prepare cost estimates and detailed quotes for installations or repairs. 

●     Order air conditioners, parts, equipment, and materials from suppliers. 

●     Compare supplier pricing, delivery times, and product features. 

●     Maintain stock of consumables (filters, fittings, cabling, refrigerant gas, etc.). 

●     Track expenses, keep receipts, and ensure job-related costs are accurately recorded. 

●     Create invoices and receipts for completed jobs. 

●     Assist with Xero accounting tasks (payroll, GST, employer deductions, bills, statements). 

7. Customer Service & Communication (in absence of owner) 

●     Respond to customer calls, emails, and messages in a timely and professional manner. 

●     Schedule jobs and manage the daily work calendar with the team. 

●     Clearly communicate installation timelines, technical information, and pricing. 

●     Follow up after installations or servicing to ensure customer satisfaction. 

●     Handle warranty enquiries and coordinate after-care visits.

●     Support the business in maintaining strong, long-term customer relationships.

Skills, Experience & Qualifications Required

 Applicants must meet one of the following: 

●       A Diploma or Degree in Engineering, Electrical Trade, or Refrigeration/Air-Conditioning; or

●       At least 3 years of relevant experience in HVAC installation, servicing, or repair

Other requirements:

●     Full NZ driver license

●     Ability to read technical information, manuals, and specifications

●     Strong diagnostic and problem-solving skills

●     Experience preparing quotes and communicating with customers

●     Ability to work independently and manage workflow

●     Good organisational and digital skills (e.g., using apps, calendars, Xero)

●     Ability to pass a pre-employment drug test

●     Clean criminal record

About You 

You’ll be reliable, professional, and committed to delivering quality workmanship. You enjoy working hands-on, can stay calm under pressure, and build strong relationships with clients. A positive attitude and willingness to learn new technologies is essential.

About the Role 

Location: Auckland 

Employment Type: Full-time, permanent

Hours: Minimum 30 hours per week, rostered Monday to Friday, with some weekend work as required. 

Pay Range: $33–$35 per hour (depending on experience)

How to Apply

Please apply with your CV and a brief cover letter outlining your experience. Applications close Monday 8th of December. We thank all applicants for their interest; however, only those selected for an interview will be contacted.