 Muldoon also helped New York club Westmeath reach the semi-final of the New York Senior Football Championship in 2002, but they were defeated by the Kerry club.Muldoon was runner-up for the third time in the Derry Championship in 2003, losing to local rivals An Lúb in the final.He gained his fourth Derry Championship medal in 2006 with the club, avenging the 2003 loss to An Lúb, with Muldoon having an "impressive game".