An ammonia refrigeration technician is responsible for maintaining, repairing, and examining refrigeration systems, working specifically with ammonia refrigeration. This role requires performing preventative maintenance to refrigeration systems. They also respond to any breakdowns , meaning they may need to be on call to conduct emergency repairs. These technicians must be able to perform physical tasks such as scaling tall buildings, climbing ladders, climbing scaffolding, and moving around refrigeration systems. Ammonia refrigeration technicians must be able to work with a variety of individuals, including fellow technicians, supervisors, and clients.