Assistant Power System Operator - SF Municipal Transportation Agency - (7408) - (T000121)

Under direct supervision, the Assistant Power System Operator assists in the operation and maintenance of the electrical power conversion and substation distribution systems that furnish electric power for SFMTA electric transit vehicles, dispatches information and monitors the operation of SFMTA substations. Performs related duties as required.Essential Functions:According to Civil Service Commission Rule 409, the duties specified below are representative of the range of duties assigned to this job code/class and are not intended to be an inclusive list.• Assists in taking readings for temperature, kilowatt hour meters, pressure and circuit breaker counter readings and battery charge readings to ensure conditions are normal.• Inspects/checks on a regular basis, equipment and ground facilities and assists other personnel in the repair of equipment as needed. This includes maintaining the equipment, surrounding grounds, and work area by cleaning such areas as necessary.• Assists in checking/inspecting all supervisory-controlled circuits, transformers and circuit breakers and records readings and operations of electrical equipment such as: ammeters, volt and watt hour meters, batteries, protective relays, valves, piping equipment, rectifiers, and pressure gauges in order to detect irregularities or malfunctioning equipment. This includes inspection of outlying substations.• Under direct supervision, assists in Operating circuitry systems used in power conversion rectifiers of AC to DC, and auxiliary equipment including ventilators and battery chargers, to provide electrical power for the Municipal Railway system. This includes operating via remote control devices such equipment.• Assists senior personnel in interacting with personnel in outlying stations, mobile units and other agencies to inform or alert them of emergencies, malfunctions or changes in service. This includes driving to and from the outlying sub-stations.• Tests electrical equipment and alarm devices by operating or visually inspecting components to insure all are in proper working order.• Accompanies personnel from other agencies to take equipment readings and verifies the information taken.• May include additional duties as assigned.Nature of Work: requires incumbents to work in confined and noisy spaces such as around large generators and substation units; an ability to differentiate colors; and to work rotating shifts, weekends, and holidays.