From sworn officers to professional staff, OPD is always looking for kind, engaged, and committed people to join the department. Sworn Officer Hiring Process.Police Officer Trainee Job Application Process Steps: Step 1. Applications can be obtained at the Oakland Housing Authority office located at 1619 Harrison Street in downtown Oakland. All applications must be notarized before they will be accepted. Education: Diploma from an accredited US high school or GED certificate. Your employment and military (if applicable) histories must demonstrate the motivation and success-orientation needed to succeed as a Police Officer. The Oakland Police Department is hiring Police Officer Trainees. Applications will be accepted until the positions are filled. Letters must be scanned and uploaded with your on-line application or brought to 150 Frank H. Ogawa Plaza, 2nd Floor no later than July 14, 2018.