Luis Bautista, 29, was arrested Monday at the branch, which was closed for the holiday.
An employee monitoring a live feed called police. When officers arrived, they discovered the front door of the bank had been forced open.
They found Bautista inside attempting to open offices, drawers and a vault. There were no employees in the bank at the time of the burglary.
Bautista is being held on $20,000 bail.
Burglary detectives are conducting a follow-up investigation. If you have any relevant information about the incident, you're urged to call (714) 765-1900, or Crime Stoppers at 855-TIP-OCCS.