Tanya Keusen has worked for the Committee, Policy and Legal Affairs Section of the United Nations Office for Outer Space Affairs (UNOOSA) since 2014. She supports the multilateral work of the Committee on the Peaceful Uses of Outer Space (COPUOS) and its subsidiary bodies, including as the Secretary of the Working Group on the Long-term Sustainability of Outer Space Activities.
Prior to joining UNOOSA, she worked for the United Nations in New York and for the Government of Canada.