A professional who directs procurement of electric power for street-railway or electrical railway system, and directs and coordinates activities of workers engaged in planning, installing, and maintaining power generation and distribution facilities. Responsibilities include:

• Confers with officials of power companies to arrange for power.
• Directs activities of company-owned generating plant through subordinate officials.
• Directs subordinates who supervise construction, maintenance, and repair of distribution system including trolley wire, power lines, poles, underground conduits, and trolley contact signals, when working for street-railway system.
• Approves plans and designs for electrical distribution equipment.