Mboizi began his political career as LC 1 and LC3 district councillor before being elected Chairperson of Budaka District Council.[7] In 2016, he ran for Budaka LC5 seat but was defeated by Sam Mulomi. Mboizi was the district chairperson of National Resistance Movement political party for 15 years. In 2020, he ran as an independent candidate for the Budaka seat in the parliament campaigning for improvement of agriculture, educational system and balance trade.[8][9] He won in the general election defeating incumbent Kezekia Mbogo.[1]