Mr Dumisa Ngwenya is the Head of Research and Innovation at Sentech. He has more than 20 years of experience in telecommunications. Previously, Dumisa was a Research Group leader at the Council for Scientific and Industrial Research (CSIR) and a Chief Technology Officer of Sentech. He has worked in the private sector and regulatory environment. He is a senior member of the South African Institute of Electrical Engineers (SAIEE) and a senior member of the Institute of Electrical and Electronics Engineers (IEEE).   Dumisa holds  BSc. Electronic Engineering from the University of Kwa-Zulu Natal and MSc from the University of Witwatersrand.