How do I complete an application? This guide describes how to apply for jobs using the Career Page web site.The process consists of the following steps: List your present or most recent employer FIRST. Include U.S Armed Forces experience. Step 1: Search for Instructional Positions Step 2: Confirm Qualifications in Area(s) of Interest Step 3: Apply Online New applicants can apply online to be a substitute teacher or substitute instructional assistant through the FCPS Instructional Talent Gateway. Click on the job title that you are interested in, review the job description, employment standards and supplemental questions (located on the tab). People Who May Be Eligible For Medical Assistance. Interested in a Career as a Law Enforcement Officer?