He was part of the St Jude's team that reached the 2018 Dublin Senior Football Championship final but lost out to Kilmacud Crokes.
He won a Cork Senior Football Championship title with the Students as they overcame Nemo Rangers in the final after a re-play.
He later added a Munster Senior Club Football Championship as the college beat holders and Clare champions Doonbeg in the final.
[4] Billy went on to play two seasons of National League in years 2001 and 2003 under manager Páidí Ó Sé.
In his opening season(2005) he lined out at wing forward in the Leinster final in a narrow one point defeat to Dublin.
He also won a Railway Cup medal in 2005 defeating Connaught and Ulster in the final under Paul "Pillar" Caffery.
Liam Kearns took over in 2007 and again Laois lost out in the Leinster final in Dublin with Billy again playing a role.
In 2012 Laois had a great run in the qualifiers, defeating Carlow, Monaghan, Leitrim, Meath before coming unstuck by a goal against the current champions Dublin in the All-Ireland quarter final.