He has over 25 years of academic and industrial experience. He published over 120 peer-reviewed research papers, two book chapters and a research book. He is an Associate Editor of the Australian Journal of Civil Engineering; Fellow Member of Engineers Australia, Member of the American Society of Civil Engineers and reviewer for more than 20 international journals. Dr Shahin received several awards from Curtin University including: Pro Vice-Chancellor Awards for Teaching Excellence in 2010 & 2015; Vice-Chancellor Awards for Excellence and Innovation in Teaching in 2011 & 2016; and Professional Development Award in 2014. He also received the Prix R.M. Quigley Award (honourable mention) from the Canadian Geotechnical Society in 2013.