Bob is the president of R. Halliday & Associates and has practised as a consulting engineer in Saskatoon for more than 20 years. He previously worked for Environment Canada and is a former director of Canada's National Hydrology Research Centre. His interests concern interjurisdictional water management, floodplain management, and effects of climate change on water resources.
He has served on International Joint Commission boards including the Commission’s Task Force on Red River flooding, and other Canada-United States water-related entities. Bob is the principal author of the State of the Basin report on the Saskatchewan River Basin.
Bob is a former alternate member of the Prairie Provinces Water Board and was a founding member of the Advisory Council for international Project WET – a water education initiative. He has also consulted overseas, primarily in Latin America and China.