Elizabeth was elected to the position of President for IPAA NSW in December 2019. She has held a number of senior executive roles within the NSW health system, across operational and policy portfolios. Elizabeth was appointed Secretary, NSW Health in 2016. As Secretary, Elizabeth is responsible for the management of the NSW health system ($24 billion budget and 118,000 FTE) and setting strategic direction to ensure NSW continues to provide exceptional healthcare, research and education.

Elizabeth is an Adjunct Professor at the University of Technology Sydney, a Member of the Australian Institute of Company Directors (AICD), a Fellow of the Institute of Public Administration Australia (IPAA) and a member of Chief Executive Women.