Career
Halvorsen played for Sarpsborg 08 before moving to Sogndal in 2009. Before the 2012 season he signed a contract with Fredrikstad. In August 2013 he signed a contract with Odd.
Halvorsen played for Sarpsborg 08 before moving to Sogndal in 2009. Before the 2012 season he signed a contract with Fredrikstad. In August 2013 he signed a contract with Odd.