Shorten was elected as the AWU's national secretary in 2001 and was re-elected in 2005. He resigned as Victorian state secretary of the AWU in August 2007. He was an active member of the Labor Party and was a member of the party's national executive until 2011, as well as the administrative committee of the Victorian branch. He was also director of the Superannuation Trust of Australia (now Australian Super) and the Victorian Funds Management Corporation. From December 2005 until May 2008 he was the Victorian state president of the Labor Party. He was also a member of the Australian Council of Trade Unions executive. Until early 2006, he was a board member of GetUp.org.au.