Sarah is an academic infectious diseases physician. She currently holds dual positions as Consultant Physician in the Department of Infectious Diseases at the Alfred Hospital (Travel Medicine Clinic) and Lecturer in Clinical Epidemiology at the School of Public Health and Preventive Medicine at Monash University. Her research focuses on improving ways to prevent and treat infectious diseases in vulnerable populations (including travellers, immigrants and refugees, healthcare workers, and those living in low-resource settings). She conducts research in Australia and overseas, with a focus on the Asia-Pacific region.

Sarah graduated in medicine from the University of Melbourne in 2006 and undertook specialist training in infectious diseases in Melbourne and Darwin. She completed a Diploma in Tropical Medicine in Peru in 2010 and a Master of Public Health at James Cook University in 2015. She was awarded her PhD, "Understanding the health effects of water and hygiene interventions in low- and middle-income countries" in December 2019 from Monash University. In 2020, Sarah undertook a secondment to the Department of Health and Human Services to support the Victorian public health response to COVID-19.

Sarah has published over 30 research publications and book chapters. She is a member of the International Society of Travel Medicine (ISTM), the Asia Pacific Travel Health Society (APTHC) and Australasian Society for Infectious Diseases (ASID). She is the current Chair of the ISTM’s Digital Communications Committee, a member of the World Health Organisation Guideline Development Group for International Travel and Health, and sits on the editorial board for the Journal of Travel Medicine. She is also unit co-coordinator for the Monash MPH subject "Infectious Diseases Epidemiology and Prevention".