Rozen became an assistant professor in the Human Genetics and Pediatrics Departments at McGill in 1984, and set up her research program on genetics and metabolic disease. In 1985, Rozen established the Molecular Genetics Diagnosis Service at the McGill-Montreal Children's Hospital, the first accredited molecular diagnosis service in Quebec, and continued to direct this service until 2002. In 1990, she became a Fellow of the Canadian College of Medical Geneticists, certified in molecular genetics. From 1999 to 2007, Rozen served as scientific director of the Montreal Children's Hospital and deputy scientific director of the McGill University Health Centre.[4] She was also associate vice-principal (research and international relations) at McGill University from 2007 to 2013. During this time she continued to also work on her research interests.[4]
Currently, Rozen is a James McGill Professor of Human Genetics and Pediatrics.[4] In addition, she sits on the advisory board for the Institute of Genetics of the Canadian Institutes of Health Research (CIHR).[5]
Rozen has published over 350 papers, which have been cited over 34,400 times, resulting in an h-index and i10-index of 76 and 199 respectively.[6] She has received several awards for her research, including the Prix d'Excellence for pediatric research from the Inter-Service Clubs Council of Quebec, the Prix Léo-Pariseau from the association canadienne-francaise pour l'avancement des sciences, and the CIHR Senior Scientist Award. Rozen served as an expert panelist in the Council of Canadian Academies' Strengthening Canada's Research Capacity: The Gender Dimension report.[3][7]
