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Saturday, February 21st, 2026

National Security Agency announces Timothy Kosiba as next deputy director

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U.S. Secretary of Defense Pete Hegseth and Director of National Intelligence Tulsi Gabbard announced they have designated Timothy Kosiba as the National Security Agency’s (NSA) next Deputy Director.

Kosiba, who has already been approved by U.S. President Donald Trump, will be the 21st deputy director of the agency. Kosiba will serve as the senior civilian leader of the agency overseeing strategy execution, and establishing policy, as well as guiding operations and managing the senior civilian leadership. As an agency, he will also support the U.S. defense and intelligence enterprise in forming national security policies, while positioning the NSA as an integrated mission partner.

“On behalf of NSA and U.S. Cyber Command, I’d like to welcome Tim Kosiba back to NSA,” LTG William J. Hartman, Acting Commander, U.S. Cyber Command; Performing Duties of Director NSA, and Chief, Central Security Service (CSS), said. “Tim is a people-focused leader with a wealth of experience that makes him perfect for the deputy director role, accumulated over a distinguished 33-year federal career. I am confident that Tim will continue to drive and guide us in our critical foreign signals intelligence and cybersecurity missions. His expertise and leadership will be invaluable as we advance our efforts to protect national security interests.”

Kosiba comes to the agency with more than 30 years of experience in the intelligence community, and brings a deep understanding of public sector cybersecurity. He has been instrumental in the implementation of the NSA’s Cyber Security Policy and has represented both the NSA and U.S. Cyber Command at the White House and other government-sponsored deliberations on cyber activities.

“It is an honor to come back home and serve as the National Security Agency’s next deputy director,” Kosiba said. “As it has been for more than 30 years, my deep commitment to our mission continues, and I am excited to once again serve alongside the agency’s incredible workforce.”