WashingtonExec’s Amanda Ziadeh sits down with William Lietzau, director of the Defense Counterintelligence and Security Agency, to discuss his efforts in establishing DCSA and leading its transformation. Lietzau’s career spans both government and industry, including 27 years in the Marine Corps. He shares how his background led him to lead DCSA, what the agency looks like today after transformation efforts, its relationships with industry and more. Lietzau also dives into what he believes are the greatest threats to U.S. industrial security and provides advice for those aspiring to join government and industry.