Musinguzi joined UWEC in 2006 as an Education Officer, rose to Manager of Education and Information, then became Acting Executive Director around 2013, and was later confirmed as the substantive Executive Director of the
Uganda Wildlife Conservation Education Centre (UWEC). In 2016, Musinguzi was re‑elected to the Executive Committee of the African Association of Zoos and Aquaria at the last PAAZA conference held in
South Africa. In October 2024, the Uganda Wildlife Conservation Education Centre was merged with the
Uganda Wildlife Authority (UWA) to enhance wildlife conservation efforts in the country. Following the merger, Musinguzi shifted to UWA as the Director of Community Conservation and Ex-situ Wildlife Services. On April 1, 2025, Musinguzi officially assumed office as the Executive Director of the Uganda Wildlife Authority, succeeding Sam Mwandha. == Achievements and awards ==