On 23 November 2011, he lined out at midfield when Blackwater CS defeated Dungarvan CBS by 0-11 to 0-08 to win the Dean Ryan Cup.
[11] On 10 September, Kearney won an All-Ireland medal after scoring 0-02 from left corner-forward in a 5-15 to 0-14 defeat of Galway in the final.
[13] On 3 May 2015, Kearney won a National League medal as a non-playing substitute when Waterford defeated Cork by 1-24 to 0-17 in the final.
On 12 July 2015, Kearney was an unused substitute when Waterford were beaten for the fourth time in six seasons by Tipperary in the Munster final.
[15] On 1 May 2016, Kearney was an unused substitute when Waterford drew 0-22 apiece with Clare in the National League final.
[20] On 31 March 2019, Kearney was named at centre-forward but lined out at right wing-forward when Waterford faced Limerick in the National League final.