This guide describes how to apply for jobs using the Career Page web site. The process consists of the following steps:A cover letter serves as an introduction to your resume. There are two types. Thank you for your interest in the Nassau County District Attorney's Office. Application Process - Completing and Submitting an Application. You do not need a resume to apply for a position. Apply to any SUNY college or university through one easy form. You are a Freshman applicant if since graduating high school, you have never enrolled in college, and you plan to obtain a college degree or certificate.