In the past, he served as the Director for School of Engineering and Technology, and Professor of Electrical & Computer Engineering and at Central Michigan University (CMU). He served as the chair for Electrical Engineering and Computer Engineering programs, and Assistant to the Dean of College of Science and Engineering at CMU. His research interest is in the areas of Internet of Things, wireless sensor networks, edge computing, embedded systems, and engineering education. He has published over 160 articles and delivered over 100 talks in these areas. He has successfully raised several externally funded grants of over $1.5 Million from organizations such as NSF, NASA, and the industry.Throughout his career, Yelamarthi has launched multiple engineering programs, including undergraduate programs and 2+2 programs with international universities, as well as CMU's graduate program in engineering. He has served as a chair, technical program committee chair, treasurer for several international conferences, and as a reviewer and panelist for numerous externally funded proposals. He served as editor for journal special issues, currently serves as the topic editor for Sensors, on the editorial board for Internet of Things journal, and International Journal of Forensic Software Engineering,. He has served as the Chair of IEEE Northeast Michigan Section, and vice-chair for ASEE North Central Section.He is a senior member of IEEE, founding advisor for the IEEE Student Chapter at CMU, an elected member of Tau Beta Pi engineering honor society, Omicron Delta Kappa national leadership honor society, and a senior member of IETI.