"State safety member" means all persons within the Department of Justice designated as peace officers and performing investigative duties and whose principal duties consist of active law enforcement, but excluding clerical personnel or those whose principal duties are that of telephone operator, machinist, mechanic, security officer, or otherwise clearly not within the scope of active law enforcement, even though the person is subject to occasional call, or is occasionally called upon to perform duties within the scope of active law enforcement.
Ca. Gov. Code § 20401