During 2007-2010 he was with Columbia University where he received the M.A degree in Statistics and Ph.D. degree in Electrical Engineering, and during 2010-2012 he was with Princeton University as a Postdoctoral Research Associate. His research interests include mathematical statistics, statistical signal processing, and network information theory, with applications in wireless communications and power grids. Dr. Tajer Serves as an Editor for the IEEE Transactions on Communications, an Editor for the IEEE Transactions on Smart Grid, and as the Guest Editor-in-Chief for the IEEE Transactions on Smart Grid – Special Issue on Theory of Complex Systems with Applications to Smart Grid Operations.