His work has been extensively exhibited in Australia and Germany. Tobias has worked with Indigenous communities in the Pilbara, Arnhem Land and Victoria for several years. Photographic work from these interactions is held in the Museum of Australian Democracy in Old Parliament House, Canberra. He has won the Polaroid Photography Award in 2000, the Head On Photography Prize in 2008 and the Moran Contemporary Photography Prize in 2012. Tobias is also lecturing in photography at Monash University.