- Advisory Board Chair and Chief Information Security Officer, Rohirrim, an A.I. company that develops proprietary, domain-specific generative A.I. platforms to automate the creation of long-form, technical content for businesses, 2024 to present.
- Executive Vice President, Technology Risk and Information Security, American Express, from 2019 to 2024.
- Vice President, Information Security and Cyber Initiatives, CISO, Northrop Grumman, responsible for the security of the company’s internal network, from 2011 to 2019. Other titles held at Northrop Grumman include: Senior Director of Engineering Strategy, 2009 to 2011; Director of Engineering, Missile Defense Integration and Operations Center, 2006 to 2011; and Chief Engineer for Simulation and Collaboration, 2004 to 2006.
- B.S., Aerospace and Ocean Engineering, Virginia Tech
- Ph.D., Aerospace and Ocean Engineering, Virginia Tech