Lyng made his debut on the inter-county scene at the age of eighteen when he first linked up with the Kilkenny minor team. An All-Ireland runner-up in this grade, he was later an All-Ireland runner-up with the under-21 team and an All-Ireland runner-up with the intermediate team.[1][2] Lyng joined the extended senior panel during the 2014 championship.
His acting success include playing Lorcan Meehan, son of Carol Meehan in Fair City from 2002 to 2007.