Applying for a job with Maricopa County at jobs.maricopa. Gov is a simple online process.A cover letter is a three- to four-paragraph memo to employers that explains your interest in the job and company as well as your qualifications for the role. Please complete this survey to assist in improving civil legal services in Arizona. Frequently Requested Forms. A cover letter may further highlight an applicant's knowledge, skill and abilities. Additional materials will not be accepted after the job posting has closed. Step six, fill out the paperwork. This might take a while, they'll be asking for a lot more this time. We are currently accepting applications for new recruits, as well as in-state and out-of-state lateral officers.