Short form

Arthur Sinodinos entered the Australian Senate in October 2011 and was sworn in as the Cabinet Secretary in the Turnbull Government Ministry on 21 September 2015. 

He was appointed Shadow Parliamentary Secretary to the Leader of the Opposition in September 2012, a position he held until the election of the Abbott Government. 

He is an expert on financial markets, economics and public policy, reflecting his experience gained through previous roles as an economist with the Commonwealth Treasury and Department of Finance, and Chief of Staff to Prime Minister John Howard for nine years.