From 1998 to 2000, Walsh was a research fellow at two progressive think tanks in the United States, the Institute for Policy Studies and the Economic Policy Institute.[3] There she researched "the loss of decent, stable manufacturing jobs and the growth in their place of low-paid and insecure work in service industries".[4] After returning to Australia, Walsh worked as a researcher and organiser for the Victorian branch of United Voice from 2002 to 2006. She then served as assistant state secretary from 2006 to 2007 and as state secretary from 2007 to 2019.[3]
Walsh was elected to the Senate at the 2019 Australian federal election. She serves as Chair of the Senate Economics Committee and is a member of the Parliamentary Joint Committee on Intelligence and Security.[6]
Politics
Walsh joined the ALP in 2005.[3] In 2018 she won ALP preselection for the Senate in second position on the party's ticket in Victoria. The party's left faction demoted incumbent senator Gavin Marshall to the third spot after Raff Ciccone and Walsh.[7]