Look out for career growth opportunities Friday April 09 2021 Maria Mugerwa believes one need all the help they can get while climbing up the career ladder. Photo | David S. Mukooza. Summary Advice. Sometimes you have to work hard and sometimes you have to work smart. You need both for your career growth. Advertisement Maria Mugerwa, is the Head of Finance at BAT Uganda, a job she started doing on October 1, 2020. She is directly responsible for delivering BAT’s strategy and purpose to build a better tomorrow for its stakeholders. She oversees risk management, financial management, financial reporting, and liaison with internal and external stakeholders.