Judge Brandlin was appointed to the municipal court bench in 1993 and was elevated to the superior court in 1997. He has served as the Assistant Supervising Judge of the superior court's Southwest District (2007), as the Site Managing Judge of the Airport Courthouse (2001-2005), and as the Assistant Presiding Judge of the South Bay Municipal Court (1996, 1997). He also served as a pro tem Associate Justice for the Court of Appeal, Second Appellate District, Division Two (1995, 1996-1997). He is currently Assistant Supervising Judge of the Criminal Division of the Los Angeles Superior Court. He is a former member of the Judicial Council's Criminal Law Advisory Committee and is a current member of its Court Emergency Response and Security Task Force. He also serves as an instructor for the Administrative Office of the Courts' Center for Judicial Education and Research (CJER). A nationally recognized expert in judicial and court security and privacy protection, Judge Brandlin regularly teaches security and privacy protection classes across the country and has served on a number of security-related task forces. He has authored and sponsored several bills on judicial security and privacy protection.
Judge Brandlin received the Judge William E. McFaden Award from the South Bay Bar Association (2012) and the Judge of the Year Award from the Los Angeles County Bar Association's Criminal Justice Section (2008).