Before assuming his managerial role, he served as a Senior Drug Inspector and Medicines Control Desk Officer (MCDO), overseeing inspections and enforcement of medicines and complementary products at the zonal level. He also worked as a GMP and Quality Auditor, conducting inspections of local and overseas pharmaceutical and medical device manufacturing facilities for over a decade.

Muhabuki is a certified Quality Management System (QMS) Internal Auditor with more than 10 years of experience and became a QMS Lead Auditor after completing the Intertek CQI–IRCA UK Certified ISO 9001:2015 Lead Auditor Course in 2017. His commitment and integrity earned him recognition as Eastern Lake Zone’s Best Employee and TMDA’s Overall Best Employee of the Year in 2019, making history as the first awardee from a zonal office.

His expertise extends to dossier evaluation and assessment for market authorization of pharmaceutical products. He has participated in multiple regional and international collaborative initiatives, including a mentorship program with the Botswana Medicines Regulatory Authority (BoMRA) for overseas pharmaceutical facility inspections, as well as guidelines preparation and joint pharmaceutical inspections within the East African Community (EAC) region and abroad.