Security Clearance Jobs - ClearanceJobs.com http://www.clearancejobs.com/ Engineer Systems 4 - NORTHROP GRUMMAN - Cincinnati, OH http://www.clearancejobs.com/jobs/1639269/engineer-systems-4 Mon, 15 Apr 2013 00:00:00 -0500 1639269 Systems Engineer - DRS Technologies- ICAS - Dayton, OH http://www.clearancejobs.com/jobs/1634294/systems-engineer Thu, 28 Mar 2013 00:00:00 -0500 1634294