Coach Singler has coached football for 41 seasons - 22 years of high school football and 19 years collegiately. He had coaching stints at Cincinnati, Kansas State, Long Beach State, Oregon Tech, Oregon State, Rutgers, Southern Oregon and Stanford as well as serving three years as the head coach at Pacific University. In 1998, he took over as head coach at South Medford. Despite winning just one game in each of his first two seasons, Coach Singler turned the Panthers program around, winning Southwest Conference titles in 2002, 2004, 2008, 2016 and 2017. The five-time Southwest Conference Coach of the Year, was named the 6A State Co-Coach of the Year in 2017 after leading South Medford to state championship game appearance. He resides in Medford with his wife Leah.