CCTV technicians have a wide range of responsibilities, which can include:

• Installing, maintaining, repairing, and replacing security cameras, computer networks, and other equipment used in video surveillance systems
• Monitoring the operation of security equipment for malfunctions or other problems
• Recording events on camera and storing footage in a digital format for later reference
• Maintaining logs of security incidents and making sure they are reported to appropriate personnel
• Installing and maintaining security equipment such as alarms or access control systems
• Responding to security breaches or other emergencies such as fires or medical emergencies
• Operating computer systems that monitor surveillance camera feeds for activity
• Coordinating with law enforcement agencies and other security personnel when crimes are committed