Earlier, he obtained his Ph.D. in Computer Science from Virginia Tech in August 2016. His Ph.D. was supervised by Drs. Madhav Marathe and Maleq Khan. At Virginia Tech, he worked in Network Dynamics and Simulation Science Lab (NDSSL), where he did interdisciplinary research on Big Data Analytics, Parallel Algorithms, Network Science, and High-Performance Computing. He also worked as a student researcher at Sandia National Laboratories, Livermore, CA. Prior to that, Dr. Arifuzzaman completed his B.Sc. in Computer Science and Engineering from Bangladesh University of Engineering and Technology (BUET), Dhaka, Bangladesh.