CASTLE ROCK, Colo. (CBS4) – A teacher in Castle Rock appeared in court on Monday morning to face charges of sexual exploitation of a child.

Steve Jenkins taught at Castle View High School before teaching at Renaissance Secondary School, also in Castle Rock.

READ MORE: Aurora Police: Suspected Drunk Driver Survives Crash That Killed Passenger

Steve Jenkins (credit: Castle Rock Police)

READ MORE: Deadly Head-On Crash On Highway 86 Happened 'Short Time' After Deputy Tried To Stop Driver, Sheriff's Office Says

Jenkins has been fired from that job.

Both schools sent letters to parents about his arrest.

MORE NEWS: NOAA Outlook For Early December Keeps Colorado Warm And Dry

According to arrest documents, a student saw Jenkins use his cellphone to record or take pictures up students’ skirts. Police apparently found evidence on his cellphone of those recordings and pictures.