Theresia is an expert in logistics and transport management systems. She did his practical training with the Tanzania Zambia Railways Authority (TAZARA), where she was processing and handling cargo documentation. She was also responsible for assembling and dispatching of wagons and managing fast movement of transit consignments. She was also attached with Spedag Interfreight where she worked as a Customs Clearing Personnel. Theresia holds a Bachelor degree in Logistics and Transport Management from the National Institute of Transport (NIT). He earlier studied a Diploma in the same discipline offered by the same institute. She also holds a certificate in Clearing and Freight Forwarding from Bandari College.