Weimar resigned from the Department in March 2020,[3] after the transport portfolio was reorganised and struggled with the role having to deal with the combination of VicRoads with PTV.

[2] During the COVID-19 pandemic in Victoria, Weimar was called back to the Victorian public service to manage COVID-19 transport protocols.

By July 2021 he was being regarded as a "side-kick" to the Premier alongside other public figures who made regular media appearances during Melbourne's strict COVID-19 lockdowns, including Andrews, Brett Sutton and Jenny Mikakos.

[7] Following speculation,[8][9] in June 2022 he was appointed chief executive of the organising committee for the 2026 Commonwealth Games, which at the time were scheduled to be held across several towns in the state of Victoria.

He and his family are active members of the Sandringham Surf Life Saving Club, of which he was vice president until July 2021.