Raymond Hernandez Jr. was a campus supervisor at Pacifica High School in Oxnard. Campus supervisors monitor student safety on campus.
Police said several 15- and 16-year-old female students reported that Hernandez had said sexual things to them and sent them lewd text messages.
Hernandez also worked as a night custodian at Haydock Intermediate School. Authorities said they don't believe any students there were victimized by Hernandez, who is set to be arraigned on Dec. 2.
Anyone with information about the case was asked to call Oxnard police at (805) 385-7759.