Applicants for Staff and Administrator positions are required to submit a letter of interest. Applications are accepted for positions currently open for recruitment.MST on the closing date. Image of Apply button. Your application template fills in the basic information for step one, and you are able to proceed with the application process steps. This guide describes how to apply for jobs using the Career Page web site. The process consists of the following steps: I received a conditional offer for one of the non-career positions today. Will it hurt my application for the career position if i decline this offer? Board of Supervisors, District 3 Vacancy Appointment Process.