Aydin Sezgin received the Dipl.Ing. (M.S.) degree in communications engineering from Technische Fachhochschule Berlin (TFH), Berlin, in 2000, and the Dr. Ing. (Ph.D.) degree in electrical engineering from TU Berlin, in 2005.
From 2001 to 2006, he was with the Heinrich-Hertz-Institut, Berlin. From 2006 to 2008, he held a postdoctoral position, and was also a lecturer with the Information Systems Laboratory, Department of Electrical Engineering, Stanford University, Stanford, CA, USA. From 2008 to 2009, he held a postdoctoral position with the Department of Electrical Engineering and Computer Science, University of California, Irvine, CA, USA. From 2009 to 2011, he was the Head of the Emmy-Noether- Research Group on Wireless Networks, Ulm University. In 2011, he joined TU Darmstadt, Germany, as a professor. He is currently a professor of information systems and sciences with the Department of Electrical Engineering and Information Technology, Ruhr-Universität Bochum, Germany.

He is interested in signal processing, communication, and information theory, with a focus on wireless networks. He has published several book chapters more than 70 journals and 200 conference papers in these topics. He has coauthored a book on multi-way communications. Aydin is a winner of the ITG-Sponsorship Award, in 2006. He was the first recipient of the prestigious Emmy-Noether Grant by the German Research Foundation in communication engineering, in 2009. He has coauthored papers that received the Best Poster Award at the IEEE Communication Theory Workshop, in 2011, the Best Paper Award at ICCSPA, in 2015, at ICC, in 2019, and at ISAP, in 2023. Since 2023, he is Editor-in-Chief for the Springer Journal on Wireless Personal Communications. He has served as an Associate Editor for the IEEE Transactions on Wireless Communications, from 2009 to 2014, and as an area editor for the Elsevier Journal of Electronics and Communications (2010-2011). He was also the General Co-chair of the 2018 International ITG Workshop on Smart Antennas, the program co-chair of  the 2019 Crowncom Conference, the workshop co-chair of the 2022 WCNC workshop on rate-splitting and next generation multiple access, and the workshops co-chair of the 2025 EuCNC & 6G Summit.