[1][2] Keegan's first season in charge of Galway United resulted in the club being relegated from the League of Ireland Premier Division.
[3] That same season he guided his side to the semi-final of the EA Sports Cup where they lost 3-0 to Dundalk.
In March 2021, Keegan was named as first-team manager of Dundalk F.C., replacing Filippo Giovagnoli who stepped back to the position of coach.
[5][6] Keegan was appointed manager of League of Ireland First Division side Cobh Ramblers F.C.
This biographical article relating to Republic of Ireland association football is a stub.