 Carlisle were relegated to the Conference in 2004, but Keen remained with the Cumbrians until September that year when he joined fellow Conference side Scarborough on a free transfer, playing just four times before suffering a serious shoulder injury.He left Scarborough at the end of the 2004–05 season and was a regular in the Gateshead side during the 2005–06 season, but left to join Horden Colliery Welfare at the end of the season.In February 2007 he rejoined Gateshead.