Doyle began as a school teacher before moving in journalism in far-north Queensland.
The following year, Doyle moved to SAS-7 to present Seven Nightly News with Graeme Goodings.
[3] She has also been a reporter on local programs such as Discover and Adelaide Weekender, and for many years she was a commentator for the broadcast of the annual Adelaide Christmas Pageant and the annual ANZAC Day parade.
[5] On 17 November 2022, Doyle announced that she would retire from Seven News after 33 years with the Seven Network.
On 2 December 2022, it was announced that Will Goodings and Rosanna Mangiarelli would succeed Doyle on weeknights.