An HVAC engineer is a mechanical engineer who designs ventilation, conditioning and heating systems for buildings such as offices, schools or residential spaces. HVAC engineers are usually professionals who have previous expertise in plumbing and electricity, which helps them understand climate control systems.

As a heating, ventilation and air conditioning (HVAC) engineer, you will ensure temperature and ventilation systems are working efficiently and safely. The job role of a HVAC engineer involves the following duties: Surveying sites ahead of fitting heating, ventilation or air conditioning systems.