He holds BSc., MSc. and PhD. Degrees in electrical engineering, with specialization in Computer-based intelligent instrumentation, control and communication. In the past 33 years, he has practiced extensively in consulting and on managing multimillion dollar telecom/ICT projects/ businesses in Tanzania as well as teaching electrical/computer engineering at undergraduate and graduate levels. He is a Professional Engineer since 1996 registered by the Engineers Registration Board (ERB) and since 2001 he holds the rank of Consulting engineer in telecom/ ICTs. Since 1998, he has supervised the design, implementation, and support of communication/ data systems and their electrical power plants. He is very entrepreneurial and often as lead consultant has been instrumental in spearheading the spread of ICT services especially broadband and Internet access in the whole of Tanzania and with the EAC/ SADC regions.As Managing Director for AEBW (T) Ltd, Eng. Yonah brings into the AEBW consulting team experience that is rich with a skills-set covering small (less than One million US dollars) and large (Multi-million US dollars) project conception, system/equipment specification, technology selection, equipment installation and configuration, and logical troubleshooting techniques of installed systems during after-sales customer support.