Kley Feitosa received his bachelor's degree in Physics from Southwestern Adventist University in 2001 and his master's degree in natural science from Arizona State University in 2013.
Kley has been a member of the SFS staff since 2018-2019 school year. He currently teaches IB Physics, MYP Science and TOK.
At SFS, Kley has been coaching boys varsity soccer since the18-19 season and boys tennis since the 19-20 season.