We recommend you combine your cover letter and resume into a single document before you start the job application process for the City of Phoenix. Most City of Phoenix interview processes have at least two rounds of interviews.Have a good resume with no spelling errors. Create a cover letter. Our top-notch resume, cover letter, and LinkedIn services will make you stand out from the crowd, impress employers, and score those dream job offers. Our Four-step Application Process. One: An application is submitted for an open position and, after the job posting close date, all applicants are reviewed. Try to schedule the interview several days in advance, giving you plenty of days to prepare. This guide will help equip you to succeed at your interview. This section will guide you through completing an application.