 While there he was twice chosen for the Irish Colleges International team, in 2004/05 and 2005/06.He journeyed with the team to places like America and Cyprus where he was part of the team that enjoyed a good win over a professional Cypriot side in January 2004.Before signing for Kildare County for the 2006 season, Mulcahy plied his trade at Kilkenny City in 2004 and the now defunct Dublin City in 2005.