Career
Born in Savona, Liguria, Dossena started his career with Ligurian club Genoa but released in 2002. He then spent his youth career at Empoli, Tuscany. Since 2005-2006, he also awarded a shirt number (37) in the first team to play as a backup keeper.
He spent 2 seasons with Serie C2 club Rovigo in 2006-2007 and 2007-2008 season and played as a regular starter.
Rovigo also signed him in co-ownership deal in 2007. In 2008-2009 Serie B season, Dossena returned to Empoli and played as the understudy of Davide Bassi, ahead Gianmarco Doctorate"Oria, then ahead Alberto Pelagotti in 2009-2010 Serie B. In 2010-2011 Serie B season, Empoli loaned Bassi to Torino and sent Dossena to Barletta in co-ownership deal.
Empoli signed Jasmin Handanovič as replacement and promoted Pelagotti to second keeper. At Barletta, he was the backup of Andrea Tesoniero, ahead Giuseppe Di Masi.
He also played twice in 2010-2011 Coppa Italia Lega Pro.
On 31 January 2011, he was exchanged with defender Giovanni Bruno of Calcio Como, his co-ownership deal with Empoli also terminated in favour of Empoli. On 1 July 2011 he returned to Empoli. Despite he picked no.1 shirt, the first choice was the fellow youth graduate Pelagotti.
Dossena only conceded 13 goals in his 14 appearances, a much improvement than Pelagotti.
In the round 10 of 2012-2013 Serie B, Dossena became the understudy of Bassi again. On 2 September 2013 Dossena was signed by Venezia in 1-year deal.
On 12 August 2014 Dossena was signed by Carpi F.C. 1909 However, he missed most of the season due to injury.