Dr. John Fischer earned a bachelor’s degree in Chemistry from Lawrence University, his doctorate in Organic Chemistry from Northern Illinois University, and served as a post-doctoral research chemist at the Ohio State University. He began his career with the Navy in 1984 as an energetics materials research chemist in the Research Department at the Naval Weapons Center, China Lake, California.  After serving in several technical leadership positions on weapons-related chemistry and materials, he assumed the position of Advanced Technology Manager for the Tomahawk Cruise Missile Project Office.  Dr. Fischer was appointed to the Senior Executive Service in 1998 and led numerous science and engineering organizations for Naval Air Systems Command including the Naval Aviation Science & Technology Office, the Research & Specialty Engineering Department, and the Systems Engineering Department.

In March 2009, Dr. Fischer was selected as the Director of Defense Laboratory Programs within the Office of the Assistant Secretary of Defense (Research & Engineering). In this position, he was responsible for the development and implementation of policies for the Department of Defense’s (DoD) laboratory system consisting of 62 laboratories in 22 states with an annual budget of $30B.  His responsibilities also included leadership of the DoD’s Technology Transfer Program, management of the Science & Technology Manager Acquisition Career Field, and policy development for the Department’s Science & Technology workforce.

In March 2015, John assumed the position of Director, Chemical-Biological Defense Division within the Science & Technology Directorate of the Department of Homeland Security, and most recently, in February 2019, he assumed the role of Technical Director of the DHS S&T Directorate.  Dr. Fischer retired from a 36- year career with the Federal Government in September 2020 and joined the Energetics Technology Center as a Principal Scientist.


Research and Development


Policy Development


Meticulous Attention to Detail


Analytical Skills







Dr. John W. Fischer

Principal Scientist

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Energetics Technology Center

4185 Indian Head Highway Indian Head, MD 20640

Office Phone : 301- 645 - 6637 

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