He was formerly an assistant under Billy Kennedy at Texas A&M University in College Station.
In 2004, Cyprien briefly served as head coach at the University of Louisiana at Lafayette before being fired for falsely claiming to have completed his bachelor's degree at the University of Texas–San Antonio; he had instead completed bachelor's and master's degrees from Lacrosse University, an unaccredited distance learning institution.
On January 9, 2017, Glynn was named head coach of the Grizzlies' NBA Developmental League affiliate, the Iowa Energy.
In the 2017–18 season, he continued as head coach with the Grizzlies' new affiliate, the Memphis Hustle.
Cyprien lettered two seasons as a player at Southern University-New Orleans.