He is the incumbent Minister for Employment and Labour in the Cabinet of South Africa, serving since 3 July 2024.
He was the chairperson of the African National Congress (ANC) Youth League's branch at the Westville campus.
After he left university, Sibiya was elected secretary of the ANC's Ward 24 branch in eThekwini.
[1] In March 2021, premier Sihle Zikalala conducted a reshuffle of his provincial Executive Council following the death of MEC Bheki Ntuli in January 2021.
Sibiya was appointed as the MEC for Human Settlements and Public Works, taking over from Peggy Nkonyeni, who was moved to the Transport, Community Safety and Liaison portfolio.
He resigned as MEC for Human Settlements and Public Works in anticipation of Dube-Ncube's cabinet announcement on 11 August 2022.