Mangia started his coaching career at age 30, working alongside Sean Sogliano at Eccellenza club Varese and leading them to two promotion, and back into professionalism, in three years.
Under the management of Devis Mangia, in 2012, Caldirola was named captain of the under-21 side, where he led the Azzurini in the 2013 UEFA European Under-21 Football Championship.