Dr. Oh specializes in the field of geotechnical and pavement engineering. He has co-authored over 100 refereed journal and conference articles. His research interests include geotechnical issues for infrastructure, soft clay behavior, ground improvement techniques, and numerical modeling. Further, Dr. Oh has strong research collaboration with international partners. Dr. Oh is actively engaged with the industry. He had previously served as Chairman for Engineers Australia Gold Coast regional group (2011 to 2013) and Chairman for Australian Geomechanics Society Queensland Chapter (2012).