Professor Ojha started teaching in the University of Alberta, Edmonton, Canada, during his doctoral programme. Prior to joining IIMB, he was an Assistant Professor at Laurentian University, Sudbury, Canada. He worked as an engineer in the Bombay Division of the Oil and Natural Gas Commission, before pursuing doctoral studies in management.
He has been an active researcher, having presented his work in conferences of repute and published in domestic and international journals, and has contributed to several book chapters. He has also been the Chair of the dissertation committees of several doctoral candidates, who are today, active academics and researchers, besides being a member of the dissertation committees of many more. He has been reviewer for conferences and journals and on the editorial board of journals.
He has been involved with academic administration in various capacities at IIMB. He has served as Chairperson (Admissions), Chairperson (Post Graduate Programme in Software Enterprise Management), and Chairperson (Executive Education), besides being a member of several other academic committees.