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United States Department of Defense United States Department of Defense

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Eric Rosenbach

Chief of Staff, Office of the Secretary of Defense
9-11 Memorial

Eric Rosenbach

Eric Rosenbach is currently serving as Chief of Staff for the Office of the Secretary of Defense. Eric Rosenbach was confirmed by the U.S. Senate as the Assistant Secretary of Defense for Homeland Defense and Global Security on September 18, 2014. In this capacity, he supports the Secretary of Defense and Under Secretary of Defense for Policy by leading a team with a diverse portfolio of national and global security issues.  His purview includes policy, strategy and implementation guidance on countering weapons of mass destruction, cyber operations, homeland defense activities, antiterrorism, continuity of government and mission assurance, defense support to civil authorities and space-related issues.   Mr. Rosenbach also serves as the Principal Cyber Advisor to the Secretary of Defense.

Mr. Rosenbach previously served as the Deputy Assistant Secretary of Defense for Cyber Policy.  In that capacity, he supported the Secretary of Defense and other senior Department leaders by formulating and implementing policies and strategies to improve the Department’s ability to operate in cyberspace.

Prior to joining the Obama Administration, Mr. Rosenbach was a Principal at a global management consulting firm, where he advised the executives of Fortune 500 companies on strategic risk mitigation strategies.

Mr. Rosenbach earlier worked at the Harvard Kennedy School as the Executive Director of the Belfer Center for International Affairs.   He managed the Center's operations, taught graduate-level classes on national security issues and directed research projects focusing on cyber, counterterrorism and the Pakistani military.

Prior to his work at Harvard, Mr. Rosenbach served as national security advisor for then-Senator Chuck Hagel and as a professional staff member on the Senate Select Committee on Intelligence (SSCI).   During his time on the SSCI, he provided oversight of counterterrorism programs and led investigations of prewar intelligence on Iraqi WMD.

Mr. Rosenbach worked as the Chief Information Security Officer for the largest pan-European internet service provider.  He managed an international team that ensured the cybersecurity of the firm's service delivery network and implemented the firm's first-ever risk management strategy.

Mr. Rosenbach served as an Army intelligence officer.  As the Commander of a communications intelligence unit, he led a team that provided strategic intelligence in direct support of commanders in Bosnia and Kosovo.  As a captain, he was awarded the Meritorious Service Medal and the Knowlton Award.   The Director of Central Intelligence named his unit as the top intelligence organization in the U.S. military for two consecutive years.

Mr. Rosenbach has co-authored and co-edited several books on national security issues, including Find, Fix, Finish: The Counterterrorism Campaign that Killed Bin Laden.  He was a Fulbright Scholar. He holds a Juris Doctor from Georgetown, Masters of Public Policy from the Harvard Kennedy School and Bachelor of Arts from Davidson College.

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