Ralph Semmel
Director
Dr. Ralph D. Semmel became the eighth director of the Johns Hopkins Applied Physics Laboratory on July 1, 2010. As director, Dr. Semmel leads the nation’s largest university affiliated research center, which performs research and development on behalf of the Department of Defense, the intelligence community, the National Aeronautics and Space Administration, and other federal agencies.
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Erik Johnson
Chief of Staff
Tim Galpin
Assistant Director, Programs;
Chief Strategy Officer
Jerry Krill
Assistant Director, Science and Technology;
Chief Technology Officer
James Miller
Assistant Director, Policy and Analysis
Lisa Blodgett
Head, Force Projection
Robert Braun
Head, Space Exploration
Donna Gregg
Head, Asymmetric Operations
Ann Kedia
Head, Communications;
Chief Communications Officer
Aili Kujawa
Head, Talent Services
Nick Langhauser
Head, Business, Construction, and Facilities;
Chief Financial Officer
Michael Misumi
Head, Information Technology Services;
Chief Information Officer
Leonard Moss
Head, Security Services;
Chief Security Officer
Paul Oostburg Sanz
General Counsel
Matt Schaffer
Head, National Security Analysis
Jim Schatz
Head, Research and Exploratory Development
David Van Wie
Head, Air and Missile Defense
