List experience that relates to the qualifications as required on the job announcement. You may complete an on-line application at the Contra Costa Human Resources Department at 651 Pine St., 2nd Floor, Martinez, CA 94553.The Business Department at Contra Costa Community College is accepting applications for a Part-Time, Adjunct Faculty. Many schools offer career-guidance tools. These tools can assist you in finding out how your interests and skills fit with careers and college. Once your application is complete, click on Proceed to Certify and Submit. Should I got to Contra Costa College or Berkeley City College if I'm planning to transfer to a UC within 2 years? How do you politely decline a job offer, after an interview, if you don't believe the job is for you? I did this just on Friday. They can only provide you with a packet for you to fill out on your own.