The job of a construction electrician is to design, plan, install, and maintain electrical systems. These electrical systems provide power, lighting, heating, and communication to residential and commercial buildings. As a construction electrician, your duties include wiring, maintaining, and repairing the electrical systems for new construction projects. A career as a construction electrician requires formal training and an apprenticeship program to learn electrical code and regulations. In most entry-level positions, you receive on-the-job training.