Mechanical Engineer – Building Services (Auckland/Christchurch)

About the role

Mott MacDonald is seeking a Mechanical Engineer to join its Building Services team in either Auckland or Christchurch. You will work on a variety of building projects across New Zealand, delivering sustainable and innovative mechanical solutions.

Key responsibilities

• Lead design and delivery of mechanical building services projects.
• Design HVAC, ventilation, heating, cooling and related mechanical systems.
• Prepare technical reports, calculations, specifications and design documentation.
• Coordinate with clients, architects, contractors and other engineering disciplines.
• Conduct site inspections, provide construction support and perform design reviews.
• Support proposal development and mentor junior engineers.

Required profile

• Tertiary qualification in Mechanical Engineering or related discipline.
• 3‑7 years of experience in building services consulting.
• Experience on commercial, healthcare, education, transport, aviation or public sector projects.
• Understanding of sustainable building design and energy‑efficient solutions.
• Strong communication and stakeholder management skills.
• Working towards chartership.

Required skills

• HVAC design
• Ventilation system design
• Heating and cooling system design
• Mechanical building services engineering
• Sustainable building design

What we offer

• Flexible and hybrid working arrangements.
• Professional development and support towards chartership.
• Access to local and global technical specialists.
• Opportunities to work on complex, high‑profile projects.
• Collaborative and inclusive team culture.
• Competitive remuneration and benefits.