Cup and the first two matches of the 2007 CONCACAF Gold Cup. On February 7, 2007, during a friendly between the United States and Mexico, Mastroeni was the team captain. Mastroeni was called up for the United States' first World Cup qualifying match of 2010 and two third-round matches, and started three of the first five final round matches for the United States. However, he was not named to the Confederations Cup roster nor any of the squads for the final five qualifiers for the United States. Coaching Colorado Rapids 2014 Mastroeni was named the interim head coach of the Colorado Rapids after Oscar Pareja left for FC Dallas in January 2014. He was named head coach of the Rapids on March 8, 2014, one week before the 2014 season began. In 2014, Mastroeni and the Rapids experienced the worst Rapid's season in the 34 game MLS era. Allowing the most goals in the MLS, 62, the Rapids finished second to last in the Western Conference with 32 points. 2015 2015 was another unsuccessful campaign for Mastroeni. The Rapids ended the season last in the Western Conference and second to last in the overall standings, receiving the second overall pick in the upcoming MLS Superdraft. 2016 During the offseason before the 2016 season, Mastroeni visited London, spending several days watching Arsenal and Tottenham train. While there, he analyzed the coaching styles of Tottenham's Mauricio Pochettino and Arsenal's Arsène Wenger, before he traveled to Orlando to attend a supplementary coaching course. Mastroeni helped the Rapids establish a team identity in 2016, a defensive based team which operated out of the 4-2-3-1 formation. This identity helped the Rapids to their best regular season record of all time, with a franchise low 6 losses and a franchise high of 58 points. The team allowed an MLS low 32 goals in 2016. Mastroeni finished second in voting for the annual MLS Coach of the Year award. 2017 In the offseason, Mastroeni signed a three-year contract extension, through 2019. On August 15, Mastroeni was fired as Head Coach and replaced by Steve Cooke. Houston Dynamo In 2020, Mastroeni was named as an assistant coach for the Houston Dynamo Real Salt Lake 2021 In 2021, Mastroeni was named as an assistant coach for Real Salt Lake On August 27, 2021, he was named the interim head coach upon Freddy Juarez's unexpected midseason departure. On December 13,