Use our online system to submit an application form. You must upload a current resume or curriculum vita with your application.Q) Do I have to fill out an application? Applicants for Staff and Administrator positions are required to submit a letter of interest. After you click on the link Pima County Employment Opportunities, the screen lists all the positions currently available. Are 18 years or older (except summer youth or youth worker program). This guide describes how to apply for jobs using the Career Page web site. The process consists of the following steps: