You may complete an on-line application at the Contra Costa Human Resources Department at 651 Pine St., 2nd Floor, Martinez, CA 94553. A job acceptance letter lets you outline the details of the job so that you are clear about your role in the company prior to your joining.To assist Contra Costa County in its commitment to Equal Employment Opportunity, applicants are asked to voluntarily provide the following information. A carefully worded offer acceptance email is a great way to demonstrate gratitude and professionalism. Follow our eight tips for the perfect message. Download California Employment Acceptance Letter template, modify and send for signing using BoloForms Signature. We accept the Law School Admission Test (LSAT) or the Graduate Record Examination (GRE). Staff speak a number of diverse languages and offers culturally competent services to the families of Contra Costa County. We also accept written testimony through the position letter portal on the Committee's website. Before that, she was a copy editor for the Contra Costa Times.