He gained his Fellowship of the Royal Australasian College of Physicians in 2007. He then worked at Western Health as a full-time consultant in respiratory and general medicine. Amanuel has been working in the Bayside area with the Sleep and Respiratory Group since 2009 at Cabrini Health. He has interests in general respiratory diseases including asthma, COPD, respiratory infections and lung cancer, and provides a bronchoscopy service and complex lung function testing. Amanuel is also interested in sleep related disorders including sleep apnoea and insomnia, and performs sleep studies through the Cabrini sleep laboratory. He is also a general physician and admits patients to Cabrini Brighton.