Management Change/Compensation Form 8 K

On November 18, 2024, Science Applications International Corporation (the "Company") announced that John K. Tien, Jr. was appointed as a member of the Board of Directors of the Company (the "Board") for an initial term beginning on December 2, 2024 (the "Effective Date") and expiring at the Company's 2025 annual meeting of stockholders (the "2025 Annual Meeting"). In connection with the appointment of Mr. Tien to the Board, the Company increased the size of the Board from eleven to twelve members. As of the Effective Date, Mr. Tien will become a member of the Nominating and Corporate Governance Committee of the Board.

Mr. Tien has extensive leadership experience in the private sector, U.S. Federal Government, U.S. military, and the non-profitsector. He previously served as the Senate confirmed Deputy Secretary of the U.S. Department of Homeland Security in the Biden Administration from June 2021 to July 2023. From 2011 to 2021, Mr. Tien was a senior executive in Citigroup, leading teams as a managing director and in various chief operating officer roles. He also served in three other presidential Administrations as an active-duty U.S. Army officer. Mr. Tien holds a Bachelor of Science in Civil Engineering from the United States Military Academy at West Point, a Master of Arts from Oxford University where he was a Rhodes Scholar, and he was a National Security Fellow at the Harvard Kennedy School.

In connection with his service on the Board, Mr. Tien will be entitled to receive the standard annual cash and equity compensation paid to all non-employeedirectors of the Company, pro-rateduntil the 2025 Annual Meeting, and to participate in the Company's Deferred Compensation Plan, which allows directors to defer 100% of the cash retainer and meeting fees they receive in connection with their service as a member of the Board.

There are no arrangements or understandings between Mr. Tien and any other persons pursuant to which Mr. Tien was selected as a director of the Company. There are no relationships or related transactions between Mr. Tien or any member of his immediate family and the Company that would be required to be reported under Item 404(a) of Regulation S-K.

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