Khumalo is the Group Head for Shared Services at the City of Tshwane, where his portfolio includes ICT, Fleet Management, Postal Services and Government Information Services. Musa has served in the public service for more than 17 years in various roles at National and Local Government. He holds a Masters degree in Risk Management and an Honours degree in Economics. Musa was awarded Risk Officer of the Year 2017 by the Chartered Institute of Government Finance, Audit and Risk Officers as well as a Runner-Up Risk Manager of the Year award by the Institute of Risk Management South Africa in 2016. Khumalo is a Mandela Washington Fellow.