Top Skills' Details**THIS POSITION MUST HAVE AN ACTIVE SECRET CLEARANCE AND BE ABLE TO WORK ON-SITE AT CONCORD, MA** 1. 3 years of experience in desktop support 2. CompTIA A+, CompTIA Network+ OR CompTIA Security+ 3. ACTIVE US GOVERNMENT SECRET SECURITY CLEARANCE Description Job Description ** THIS POSITION IS ON-SITE IN ON-SITE AT CONCORD, MA** Under general supervision, the candidate will provide second-tier support to end-users for PC, server, mainframe applications and hardware. The candida