Dir. Wireless Comms. Research Dept., Bell Labs, Alcatel-Lucent

2005-2011, Professor Technische Universität Darmstadt Institut für Nachrichtentechnik

A/Professor of ECSE, Monash University

Professor, Fudan University, China

Professor and Chair, Dept. of Electrical Engineering, University of South Carolina

Vice President of Systems and Co-Founder, Tarana Wireless

Chief Scientist, Peraton Labs

Shri GSInstitute of Technology and Science, Indore, MP, India

Greenerwave

Polytechnic Institute of Leiria and Instituto de Telecomunicações, Leiria, Portugal