Mediano caught nine passes for 78 total yards, including one touchdown as a freshman at Hancock in 2013. He also rushed once for six yards. His best game was against Cerritos when he hauled in five passes for 28 yards.
Mediano was a First Team All-League selection during his prep career at St. Joseph High School. He caught 22 passes for 463 yards, and made 31 tackles his senior season.