Skip to main content
U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.


Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Brian Lambert Promoted to Assistant Director of the Secret Service’s Office of Investigations

Published By
U.S. Secret Service Media Relations
Published Date

WASHINGTON – United States Secret Service Director Kimberly Cheatle has announced the promotion of Brian Lambert to the position of Assistant Director for the Secret Service’s Office of Investigations, effective Jan. 28. 

In this role, Lambert will be responsible for managing the agency’s investigative missions, including investigations into the exploitation of America’s financial and payment systems, cyber-enabled financial crimes, and threats against the Secret Service’s protectees. He is tasked with leading the Secret Service’s largest organizational unit, comprised of 2,150 special agents and 850 analytical, administrative, professional and technical employees throughout 162 domestic and international offices. 

“Brian is a 24-year veteran of the Secret Service and has proven himself to be a talented leader within the agency,” Secret Service Director Kimberly Cheatle said. “He will bring an incredible amount of experience, dedication, and knowledge to this position.”

Lambert was appointed to the Senior Executive Service in 2017 and previously served two assignments as the Deputy Assistant Director for the Office of Investigations, once in 2019 and again in 2023. From 2020-2023, Lambert held the position of Special Agent in Charge of the Secret Service’s Rome, Italy Field Office. In this role, he led four subordinate offices in executing the agency’s mission across 62 nations in southern Europe, the Middle East and Africa. Lambert also served as the Deputy Assistant Director for the Office of Human Resources from 2018-2019 and Special Agent in Charge of the Protective Intelligence and Assessment Division from 2017-2018. In 2016, as part of the Senior Executive Service Candidate Development Program, Lambert served as the Associate Director of the Counterintelligence Division for the Department of Homeland Security, Office of Intelligence and Analysis.

His experience also includes serving as the Special Agent in Charge of the Office of Strategic Intelligence and Information from 2016-2017, Resident Agent in Charge of the Saginaw, Michigan Resident Office from 2013-2016, and Assistant Special Agent in Charge in the Office of Investigations from 2012-2013. 

Lambert began his career with the Secret Service in 1999 serving as a special agent in the New York Field Office.  He transferred to the Presidential Protective Division in 2006 and subsequently worked on the protective details for Presidents George W. Bush and Barack Obama. Prior to joining the Secret Service, Lambert served as a police officer with Virginia’s Chesterfield County Police Department from 1997-1999.