He was most recently the coach of Swiss Super League side Yverdon-Sport FC.
[1] At the start of the 2022–23 season, he made history by leading Vaduz to qualification to the group stage of the Europa Conference League, the first Liechtensteiner club to qualify for a European tournament.
Due to the intense schedule, Mangiarratti decided to step down from his position as coach on 16 November 2022.
[2] On 31 October 2023, he was appointed as the new manager of Swiss Super League side Yverdon-Sport FC.
[4] At the time of his termination, just as the beginning of the winter break, Yverdon sat in tenth place, just two points above the relegation zone.