He has been the City of Cape Town's Mayoral Committee Member for Economic Growth since November 2021.

He was previously MMC for Economic Opportunities and Asset Management from December 2018 until November 2021.

[1] On 5 June 2014, DA parliamentary leader Mmusi Maimane appointed Vos Shadow Minister of Tourism, succeeding Stuart Farrow.

On 11 November, Plato appointed Vos Member of the Mayoral Committee responsible for Economic Opportunities and Asset Management.

Vos assumed office in December after the city council approved the mayoral committee.