Sebastian is Head of Procurement Management Unit responsible for all matters related to procurement. Sebastian is a multidiscipline professional - a Certified Public Accountant (T) and a Certified Procurement and Supplies Professional. He received his Bachelor of Commerce with honours from the University of Dar es Salaam in 1995. Thereafter, he pursued a Diploma in Human Resources, postgraduate diploma in procurement and logistics from the National Institute of Transport.

He then studied and was awarded International Certificate in Supply Chain Management, Advanced Certificate in Supply Chain Management and International Diploma in Supply Chain Management both by the International Trade Centre (ITC).

He joined UTT as Principal Finance Officer in 2006 from Audit Control and Expertise where he worked as Finance and Administrative Manager. Prior to joining Audit Control and Expertise, Sebastian spent six years with Coopers and Lybrand where he worked as an auditor. He is a currently a chartered financial analyst (CFA) candidate.