Trella was a part of Dixie State's coaching staff from 2017-2021 where he coached alongside Tanzer during the 2020-21 season. During the four seasons Trella coached for the Trailblazers, they went 33-28-3; he also assisted Dixie State's transition from NCAA Division II to Division I.
Prior to coaching, Trella spent two seasons as a standout goalkeeper racking up accolades and breaking records for the Trailblazers. In his junior and senior seasons, he was named PacWest Goalkeeper of the Year; he was also named Dixie State's Male Athlete of the Year and earned second team D2CAA NSCAA all-West honors as a junior.
In 2015, he was the NCAA Division II Statistical Champion as he led the nation in save percentage and placed seventh in goals against average. He also posted the ninth longest individual shutout streak in NCAA Division II history when he went just over 796 minutes without allowing a goal; it was also the longest streak recorded in Division II since 2005.
As team captain, he recorded four more shutouts and led the team to their first ever NCAA Tournament appearance in 2016.
His collegiate career began at Yavapai College in Prescott, Ariz. where he was named the Region 1 Tournament MVP as a freshman and led the team to the NJCAA Tournament Semifinals.
He earned his Associate's degree from Yavapai and his Bachelor's of Science degree from Dixie State in computer and information technology with an emphasis in digital design.
Trella attended high school just down the road from Park University Gilbert at Chandler High School where he lettered four times while playing soccer for the Wolves. He was named the team's MVP in 2012 and 2013.
He holds an NSCAA D License and NSCAA Levels 1 and 2 Goalkeeping Diplomas.