Before joining UIU, he worked as an Assistant Professor at North South University, Bangladesh. Earlier, he worked as an FQRNT postdoctoral fellow at INRS, a constituent of the Université du Québec. He has a Bachelors degree from Bangladesh University of Engineering and Technology in Computer Science and Engineering, a Masters degree and a PhD both in Computer Science from Concordia University, Canada. His present research interests are in Cloud computing, virtualisation, future Internet. His also carried out research in IP multicast especially in the area of security issues of multicasting. He has published many scientific research papers including nine journal articles. He has also contributed to the IETF community. He is one of the authors of RFC 5796.