This guide describes how to apply for jobs using the Career Page web site. The process consists of the following steps:A cover letter demonstrates to the prospective employer why you are interested in the company or position you are applying to. Information about the County's applicant testing, interviewing, and hiring process can be found here. It is easy to set up your profile and start applying. Your name, address and telephone number should be included in the heading and should match the style and format to the header used on your resume. Date. Dear Hiring Manager,. I am writing to express my interest in the Homeless Shelter Worker position. I'm going to share with you the three part structure to create a bulletproof cover letter that gets you more interviews. Apply to Laborer, Senior Maintenance Person, Production Supervisor and more!