QSL was established in 2003 with the mission of delivering superior program performance by identifying, recruiting and retaining cleared professionals for some of the most critical and demanding national security missions in the U.S. Government. QSL’s motto, “Stay in the Fight,” reflects our purpose and our desire to identify highly qualified defense and security professionals with a passion for serving their nation and to match them with the best opportunities to support today’s warfighter. Everything we do is to support and protect warfighters in the accomplishment of their missions.