Mwanga joined RefugePoint as the Admin and Finance Manager in 2010. In his current role, he oversees all the administrative and financial functions in the Nairobi office. This involves coordinating audits, and preparing financial reports as well as budgets with his team. Mwanga has devoted most of his career to working with vulnerable populations as prior to joining RefugePoint he worked with Tumaini Kwa Watoto, an organization which provides supportive services to youth living on the streets of Nairobi, as Accountant and the IT supervisor. Mwanga is a certified accountant and a graduate of the University of Nairobi with a Bachelor of Arts in Education majoring in Accounting.