An electrician is a skilled tradesperson who specializes in installing, maintaining, and repairing electrical systems in homes, businesses, and industrial settings. Their work involves wiring buildings, installing electrical fixtures, troubleshooting electrical issues, and ensuring that electrical systems comply with safety codes and regulations. Electricians work with a variety of electrical components such as circuit breakers, outlets, lighting systems, and power distribution systems. They may also install and maintain systems like security alarms, communication networks, and energy-efficient systems. Due to the complexity and potential dangers of working with electricity, electricians must have a thorough understanding of electrical theory, safety practices, and the ability to read technical blueprints and schematics.