- Commonwealth Environmental Water Holder 2012-2018
- Vice-President, Ramsar Convention Standing Committee 2015-2018
- Secretary, ACT Environment and Sustainable Development Directorate
- Secretary, ACT Department of Environment, Climate Change, Energy and Water
- ACT Member, Basin Officials Committee
- Deputy-Secretary, Victorian Department of Sustainability and Environment
- Deputy Director-General, NSW National Parks and Wildlife Service
- Member, NSW Coastal Council.