Driver's License: State. Number. 1) Confirm your eligibility to work off-campus with the Designated School Official (DSO).Join our team as an intern with District 3 Supervisor Diane Burgis' Office. After subscribing, for next 12 months you will receive an email notification each time the position opens with County of Contra Costa. Many schools offer career-guidance tools. These tools can assist you in finding out how your interests and skills fit with careers and college. This Employment Application Form must be filled out completely for job consideration. It includes personal, educational, and employment history sections. If you receive a renewal form in the mail, your county needs more information. Fill it out and return it right away to keep yourself and your family covered.