Operating Partner
Dr. Reginald Brothers
Team | Operating Partners & Advisors

Dr. Reginald Brothers is an Operating Partner at AE Industrial, bringing over 25 years of experience in the defense, government services and technology industries. He currently serves on the Board of Directors of AE Industrial portfolio company Redwire. He previously served on the Board of Directors of American Pacific Corporation, prior to its sale to NewMarket Corporation in 2024. Prior to joining AE Industrial in 2022, Dr. Brothers served as the CEO of BigBear.ai which brings together leading-edge data management, analytics, artificial intelligence, cloud technologies, and cybersecurity and computer network operations to deliver advanced decision support solutions to government and business leaders. He also held successive executive roles as the CTO of Peraton and a Principle with The Chertoff Group. Prior to that, he served as Under Secretary for Science and Technology at the U.S. Department of Homeland Security, having been confirmed by the U.S. Senate in April 2014. In this role he was responsible for a science and technology portfolio that included basic and applied research, development, demonstration, testing and evaluation with the purpose of helping DHS operational elements and the nation’s first responders achieve their mission objectives. From 2011 to 2014, Dr. Brothers served as Deputy Assistant Secretary of Defense for Research at the Department of Defense. In this position, he was responsible for policy and oversight of the Department’s science and technology programs and laboratories. He held senior roles at the Defense Advanced Research Projects Agency, BAE Systems, Draper Laboratory, Envoy Networks and MIT Lincoln Laboratory. Dr. Brothers has been awarded five patents and the Office of the Secretary of Defense Medal for Exceptional Public Service. Dr. Brothers is a member of the Department of the Air Force Science Advisory Board, a member of the MIT Visiting Committee for Sponsored Research and a Trustee of Riverside Research.

  • Massachusetts Institute of Technology, PhD
  • Southern Methodist University, MS
  • Tufts University, BS
Prior Experience
  • BigBear.ai
  • Peraton
  • The Chertoff Group
  • Department of Homeland Security
  • Department of Defense
  • BAE Systems
  • Draper Laboratory
  • Envoy Networks
  • MIT Lincoln Laboratory