As a coach, Rick was an assistant at Chalmette High School, Archbishop Rummel High School, Tulane University and Bonnabel High School. During that time Gaille coached football, basketball, baseball, track as well as athletic trainer.
Gaille was named Head Coach at St. James High School in St. James Parish in 1992. After 19 years he amassed a record of 170-69, reaching the playoffs 17 times. The Wildcats reached the Semi-Finals nine times leading to three State Finals appearances.
In 2011, after his final season at St. James, Rick joined the vast Ken Trahan Media Empire as Studio Analyst for Ken Trahan's Original Prep Football Report. He also began writing for SportsNOLA.com as a blogger "From the Coach's Office" and contributed to live chats for LSU and New Orleans Saints games as well as the 2012 Zurich Classic.