Walnut Valley Unified School District  Middle School Principal apply online at www.edjoin.org DEFINITION Under direction of the superintendent or  designee, serves as the education leader and chief administrator; oversees all operations of the school; ensures and coordinates all aspects of an effective instructional program that meets the needs of all learners; ensures and promotes a safe learning environment, ensures a positive school culture; plans, implements, and directs the operational procedures and processes of the site; plans, develops, and implements procedures for evaluating staff and programs