O'Connor competed with partner Jonathan O'Dougherty. They competed at one World Championships, finishing 19th in 2002, and twice at the European Championships, finishing 16th in 2003 and 14th in 2005. They won medals at several internationals – Finlandia Trophy, Pavel Roman Memorial, Ondrej Nepela Memorial, and Golden Spin of Zagreb – and one senior national title. They retired from competitive skating in 2005.