You may also apply on our Internet site. This guide describes how to apply for jobs using the Career Page web site.The process consists of the following steps: Application may also be made using the Suffolk County Application for Employment (Forms CS-205A and CS-205B). 1. Change your address. 2. Change your phone number. 3. 250 Marcus Boulevard, Hauppauge, New York 11788. Apply to Print Operator, Production Lead, Customer Service Representative and more!