We request the background packet be returned to the Employment Services Bureau as soon as you complete the packet and obtain the documents needed. Application for Employment; Preemployment Reference and Background Checks.Running employment background checks in Arizona involves many steps. Find out everything you need to know in this complete guide. This form aids the city in conducting background checks and reviewing the qualifications of prospective employees. Security Background Check Application. Applicant Information. Answer "YES" to the next question. Please turn in this form with your background packet. First-time applicants are required to clear an electronic, fingerprint-based criminal history records check from our office before a badge can be issued.