She has served as a presenter on several RTÉ programmes, including Drivetime, Liveline and Morning Ireland, as well as an annual series on which she offers advice to Leaving Certificate students.
[6] From 2008 to 2010, O'Rourke took on the role of radio reporter and television presenter for the RTÉ cross-media event Operation Transformation with Gerry Ryan.
[8][9] O'Rourke was a judge on the 10 January 2010 edition of series two of The All Ireland Talent Show after Shane Lynch's flight from London was cancelled, despite having given birth to her first son just six weeks earlier.
[12] Since January 2021, O'Rourke has presented Study Hub, an annual Leaving Certificate programme and podcast series on RTÉ Radio 1.
[4][18] In November 2024, O'Rourke was assigned by RTÉ News to report on Fianna Fáil leader Micheál Martin for the general election.