On the closing date of the examination. To apply for a job: 1.Click on the Apply tab from job details: 2. Please complete the application on a computer or print in ink. All questions must be answered completely and accurately, except as noted. Are you a United States citizen or legally authorized to work in the United States? This guide describes how to apply for jobs using the Career Page web site. The process consists of the following steps: Provide three references: two professional reference with at least one supervisor and one personal reference. The minimum age for most full-time employment is 18, unless you are 17 and a high school graduate.