Patrolling: Guarding buildings, grounds, and work areas
Responding to emergencies: Managing incidents and emergencies, such as fire alarms
Supervising: Overseeing other security officers
Operating security systems: Monitoring security cameras, central alarm monitoring systems, fire control systems, lift control systems, and electronic parking systems
Assisting law enforcement: Giving assistance to law enforcement officers
Regulating traffic: Directing traffic around the premises
Managing keys: Keeping keys safe and recording their movements to prevent unauthorized use