High voltage electricians specialize in the installation, maintenance, and repair of electrical systems that operate at high voltages, typically above 600 volts. These professionals work in environments where high-voltage equipment is crucial, such as power plants, industrial facilities, substations, and transmission and distribution networks.

Their responsibilities include installing and testing high-voltage cables, transformers, circuit breakers, and other electrical components. They perform routine maintenance to ensure the systems are operating safely and efficiently, and they troubleshoot and repair faults to prevent power outages and equipment damage. High voltage electricians also ensure that all work complies with relevant electrical codes and safety standards.

Working with high voltage electricity is inherently dangerous, so these electricians must follow strict safety protocols to protect themselves and others. This includes using specialized personal protective equipment (PPE), understanding arc flash hazards, and implementing lockout/tagout procedures to ensure systems are de-energized before work begins.

High voltage electricians need a strong background in electrical theory and practical experience with high-voltage systems. They often undergo rigorous training and certification to develop the skills necessary for their role. Attention to detail, problem-solving abilities, and a commitment to safety are essential qualities for success in this field.