Four PhD research positions are available in the KU Leuven Electrical Engineering Department (ESAT), in the frame of the H2020 MSCA European Training Network “Service-Oriented Ubiquitous Network-Driven Sound (SOUNDS)” under the supervision of Prof. Toon van Waterschoot and Prof. Marc Moonen. The PhD students will be fully embedded in the SOUNDS research and training network, and will carry out applied research in the interdisciplinary field of signal processing, room acoustics, auditory perception, communication networks and machine learning.