Costco Wholesale Corp. - 1420 BLACK AVE (Retail Associate / Team Member / Up to $29.90-hr) As a Membership Clerk at Costco, you'll: Process member sign-ups, renewals, and added cards; Instruct members and potential members about membership, warehouse, and credit programs; Assist members regarding item availability; Issue replacement and temporary cards, key credit applications and provide a high level of member service...Hiring Immediately >>