Within the Design and Analysis of Communication Systems (DACS) group we often have openings for Ph.D. and Postdoc positions. DACS is a research groups within the University of Twente (UT), which is located in the east of the Netherlands, close to the German border. Research within DACS focuses on the design, evaluation, implementation and management of communication systems, thereby focussing on the data link, the network and the transport layer.