Seth Trembly joined the UC San Diego men's soccer staff as a volunteer assistant coach ahead of the 2013 season.
Trembly brings an accomplished playing career at both the professional and international levels to the Tritons. He was part of the original 1999 class at the Bradenton Academy in Bradenton, Fla. A member there of the U.S. Under-17 national team residency program, he trained with the likes of future full-team regulars Landon Donovan, DaMarcus Beasley, Kyle Beckerman, Oguchi Onyewu and Bobby Convey. That side placed fourth at the 1999 FIFA U-17 World Championship in New Zealand, with Trembly starting four of six games at left back. They later earned the title of U.S. Soccer's Team of the Decade.
Later in 1999, Trembly signed a Project 40 contract with Major League Soccer (MLS), known these days as Generation adidas, and was allocated to his hometown team, the Colorado Rapids. He appeared in 52 matches for the Rapids through the 2004 campaign. From there, Trembly joined the expansion Real Salt Lake, scoring twice in 22 games played over 2005-06. He received the RSL Humanitarian of the Year award for 2006 finished his competitive career with the Montreal Impact, then of the United Soccer Leagues, in 2007.
A native of Littleton, Colo., Trembly attended Arapahoe High School in Centennial, Colo., after returning home from the Bradenton Academy. Having signed a professional contract with the Rapids in between his junior and senior years, he trained with the club while at the same time completing his high school curriculum.