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Emil Michael

Emil Michael is an American business executive and government official who was chief business officer of Uber from 2013 to 2017. Since May 2025 he has been U.S. Under Secretary of Defense for Research and Engineering, also serving as the department’s chief technology officer and acting director of the Defense Innovation Unit.

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Key facts

Early Life and Education

Early Career

He was a White House Fellow and served as special assistant to the Secretary of Defense, managing projects in Afghanistan, Iraq and Pakistan and overseeing the “tooth-to-tail” reform effort; he received the Secretary of Defense Award for Outstanding Public Service and later served on the Defense Business Board.⁠[1]

Chief Business Officer at Uber

From 2013 to 2017 Michael was chief business officer of Uber, where he launched UberMilitary and helped create Uber’s Advanced Technology Group; he also oversaw the company’s fundraising from private investors.⁠[1][4]

In 2014, at a dinner party, Michael suggested that Uber could hire opposition researchers to look into the personal lives of critics and journalists and said the company could spend about a million dollars on it; BuzzFeed made the remarks public. Michael later said the comments “do not reflect my actual views and have no relation to the company's views or approach.” Then-CEO Travis KalanickTravis KalanickTravis Kalanick is an American entrepreneur, a co-founder of the ride-hailing platform Uber, and Uber’s chief executive officer from 2010 to 2017. He drove Uber’s expansion to hundreds of cities worldwide with a hard-line approach to taxi regulation, resigned as CEO in 2017 amid scandals over company culture and pressure from investors, and left the board in 2019. He went on to lead City Storage Systems, the parent company of CloudKitchens, which he reorganized in 2026 into the robotics and artificial intelligence company Atoms.Open the full entry called the comments “terrible” but kept Michael in his role.⁠[5][4]

In June 2017 Uber confirmed that Michael had left the company. His departure came during internal investigations into workplace culture: Uber fired 20 employees after one investigation, and a separate review led by former U.S. Attorney General Eric Holder was about to release its recommendations; in his farewell email he wrote that David Richter would become SVP of Business.⁠[4][5]

Confirmation as Under Secretary of Defense for Research and Engineering

Michael was selected by President Donald Trump’s second administration as Under Secretary of Defense for Research and Engineering (USD(R&E)). On May 14, 2025, the U.S. Senate confirmed him by a vote of 54 to 43.⁠[1][3]

In written testimony in March 2025 he wrote that it is “critical that the Department innovates more quickly and with more efficiency,” and listed artificial intelligence, quantum computing, autonomous systems, hypersonic capabilities and directed energy as his top priorities.⁠[3]

Michael also serves as the Department of Defense’s chief technology officer and as acting director of the Defense Innovation Unit (DIU).⁠[1]

Appearance on The a16z Show

On the program Michael said he inherited a department with 14 undefined technology priorities, cut them to six and made applied AI the top priority; he also discussed a vendor lock-in problem he attributed to commercial AI contracts signed under the previous administration and its effect on active military operations. The video’s chapters include wartime speed, applied AI across defense, democratic oversight and guardrails, fixing procurement bureaucracy and what startups must deliver.⁠[6][7]

Sources

  1. HON Emil Michael (opens in a new window)
  2. Emil Michael, JD ’98, Confirmed as Undersecretary of Defense for Research and Engineering (opens in a new window)
  3. Emil Michael Confirmed as DOD Under Secretary for Research & Engineering (opens in a new window)
  4. Uber CEO's right-hand man is out (opens in a new window)
  5. The Uber Executive Who Suggested Digging Up Dirt On Critics Has Left The Company (opens in a new window)
  6. Emil Michael: Iran, Anthropic and the Future of AI at the Pentagon (opens in a new window)
  7. Emil Michael: The Department of War Is Moving Faster Than Silicon Valley on AI | The a16z Show (opens in a new window)