He has been a visiting Professor at the Massachusetts Institute of Technology and a Visiting Research Scientist at IBM's Tokyo Research Laboratory. He has served as an associate editor of the journals: Systems and Control Letters, Mathematics of Control, Signals and Systems, Discrete Event Dynamic Systems: Theory and Applications and the IEEE Transactions on Automatic Control. He was Program Chair of the 32nd IEEE Conference on Decision and Control in San Antonio Texas and has served on the board of governors of the IEEE Control Systems Society. He is a Fellow of the IEEE and a member of SIAM.

Prof. Ramadge has received several honors and awards including: a paper selected for inclusion in IEEE book Control Theory: Twenty Five Seminal Papers (1932-1981); an Outstanding Paper Award from the Control Systems Society of the IEEE; the Walter C. Johnson Prize for Teaching Excellence from the Department of Electrical Engineering, Princeton University; the Convocation Medal for Professional Excellence from the  University of Newcastle, Australia; an NCR Corporation Award for Excellence in Teaching; an Engineering Council Teaching Award from the School of Engineering and Applied Science, Princeton University; an IBM Faculty Development Award; and the University Medal from Newcastle University, Australia.

His current research interests are in medical and fMRI imaging, video and image processing, hybrid dynamic systems, and computer based control.