Captain Brian O’Connor began his law enforcement career in 1989 as a United States Army Reserve Military Police Officer. Later that year, he joined the North Attleboro, Massachusetts Police Department (NAPD) as a Police Dispatcher and Special Police Officer. Captain O’Connor became a full-time police officer with the NAPD in 1992 and served in that position until 1999 when he joined the LAPD.
As a police officer with the LAPD, Captain O’Connor worked a variety of assignments including Pacific Patrol Division, Southwest Patrol Division, Southwest Area Crenshaw Mall Foot Beat, and Detective Headquarters Division. Captain O’Connor was promoted to sergeant in 2006, and was assigned to West Los Angeles Patrol Division, Harbor Patrol Division, Operations-West Bureau, West Valley Patrol Division, and Internal Affairs Group.
Captain O’Connor was promoted to lieutenant in 2016 and was assigned to Foothill Patrol Division and Mission Patrol Division as a Watch Commander. In 2018, he became the Officer-in-Charge (OIC) of the Risk Management and Legal Affairs Division (RMLAD), Discovery Section. In 2020, he was appointed as the OIC of the RMLAD, Employment Litigation Section until he became the Adjutant to the Director of the Office of Constitutional Policing and Policy in 2022. He remained in that position until his promotion to captain on February 2023 and oversees the Van Nuys Patrol Division as the Commanding Officer.
In 1997, Captain O’Connor received a Bachelor of Science degree in Criminal Justice from Stonehill College. In 2005, he graduated with a Juris Doctorate degree from Whittier Law School and is a member of the California State Bar.