Command Sergeant Major Jack Nichols Joins NTT DATA to lead Defense Network and Cyber Integrations

McLEAN, VA — April 3, 2025 – NTT DATA, a global digital business and technology services leader, today announced that its U.S. Federal operating unit has hired Command Sgt. Major Jack Nichols as the company’s director of Defense Network and Cyber Integrations. Nichols previously served as the top enlisted advisor for U.S. Army Cyber Command.

Nichols, a 35-year Army veteran, has served at all levels of Army leadership and previously served as command sergeant major for the Headquarters Department for the Army Chief Information Officer/G-6 at the Pentagon.

In his new role, Nichols will be responsible for integrating and optimizing defense network and cyber operations, ensuring that NTT DATA's solutions are at the cutting edge of industry standards. He will focus on enhancing security, improving operational efficiency, and fostering collaboration across multiple defense and cybersecurity domains.

"Jack's deep understanding of the unique challenges and opportunities in the defense and cybersecurity sectors makes him an invaluable addition to our team," said Dave Turner, President, NTT DATA Federal. "His leadership and expertise will help us deliver innovative solutions and drive meaningful outcomes for our Federal clients."

In the public sector, NTT DATA provides innovative and secure IT solutions to government and defense organizations. Nichols's appointment underscores the company's dedication to excellence and the company’s ongoing investment in world-class talent.

"Joining NTT DATA is an exciting opportunity to continue my mission of protecting and advancing our nation's cybersecurity interests," said Nichols. "I look forward to leveraging my experience and working with the talented team at NTT DATA to deliver cutting-edge solutions and support our clients' critical missions."

Nichols’ awards and decorations include the Legion of Merit, the Bronze Star (2 Oak Leaf Clusters, or OLCs), the Defense Meritorious Service Medal (2 OLCs), the Joint Service Commendation Medal, the Army Commendation Medal (3 OLCs), the Joint Service Achievement Award, and the Army Achievement Medal (3 OLCs).

Learn more about NTT DATA’s Government services.