The following information will assist you in applying for jobs with Fairfax County. You may also download this helpful brochure to assist you.Explain who you are and your reason for writing, including how you found out about the position. This guide describes how to apply for jobs using the Career Page web site. The process consists of the following steps: Action Plan: The applicant shall identify proposed actions to minimize costs to Fairfax County. Welcome to Fairfax County's job application process! Apply online, or, if you prefer, pick a paper application up at our Customer Service counter at either store. I would always recommend including a cover letter for every job you apply to, personally. It gives the reader a sense of why you want to work there.