You may apply for County jobs on-line. For more information on current openings click County Jobs.This guide describes how to apply for jobs using the Career Page web site. The process consists of the following steps: Welcome to Tarrant County's employment opportunities page. To initiate the application process click the Apply tab. The Apply tab is located toward the top of the posting next to Job Details. Are you at least 18? Fill out application form completely. If questions are not applicable, enter "NA.