Following the 2024 provincial election, he was appointed MEC for Infrastructure Development and Cooperative Governance and Traditional Affairs.

[1] He then worked at the Department of Home Affairs as a parliamentary liaison officer and was eventually promoted to Chief of Staff.

On 23 May 2014, he was appointed Member of the Executive Council (MEC) for Human Settlement and COGTA by premier David Makhura.

[4] On 30 July 2020, Bandile Masuku, the MEC for Health, was placed on leave amid a personal protective equipment scandal.

[5] On 7 October 2022, Mamabolo was appointed as Finance MEC by newly elected premier Panyaza Lesufi.

[6] Following the 2024 provincial election, Mamabolo was appointed as the MEC for the newly established Infrastructure Development and Cooperative Governance and Traditional Affairs portfolio by premier Lesufi.