Mr. Chrianus Kyaruzi Kajuna is an assistant lecturer in the Department of Physics, Mathematics, and Informatics. He completed his undergraduate studies at Kampala International University in Uganda, earning a Bachelor of Science in Telecommunication Engineering. He then pursued postgraduate studies in a joint program at Jomo Kenyatta University of Agriculture and Technology (JKUAT) and the Pan-African University Institute for Basic Science, Technology, and Innovation (PAUSTI), graduating with a Master of Science in Electrical Engineering, specializing in Telecommunication Systems, under the 2016 African Union Scholarship from Kenya. His research focused on advanced communication systems, particularly MIMO (Multiple Input Multiple Output) technologies for 5G networks. His teaching areas include electronics and electromagnetics.