Transit Electrical Vault Technician - Transformer & Testing

Allegheny Technologies; Phoenix (AZ); On-site; USD 70,000 - 95,000; Full time

Job summary

Duquesne Light Holdings seeks a technically skilled maintainer to inspect transformers and vault equipment, perform minor repairs, and ensure the integrity of electrical systems in subway environments. You will handle testing of temperature, pressure, and voltage, adjust equipment for proper signal operation, and supervise junior workers as needed.

Responsibilities include insulation, splices on de-energized cables, and routine reporting of inspections and maintenance.

Qualifications

• Education equivalent to graduation from high school.
• Must pass company-administered aptitude test (CAST).
• Good understanding of subway equipment construction and maintenance.
• Good mechanical ability and ability to interpret circuit maps.
• Knowledge of safety regulations for underground work.
• Some ability to instruct and direct others.

Responsibilities

• Open and inspect transformers and vault equipment; check airtightness, connections and interlocks.
• Perform minor repairs such as leaks, joints, gaskets and cables; maintain transformer housing.
• Test temperature, pressure units and adjust to ensure proper signal operation.
• Install and remove booster transformers and phase equipment for others.
• Conduct simple air tests for flood protection and water leakage sealing per requirements.

Skills

Mechanical aptitude

Circuit interpretation

Safety awareness

Electrical testing

Supervisory ability

Troubleshooting

Education

High school diploma or equivalent

Tools

Electrical testing equipment

Hand tools

Power tools

Job description

Duquesne Light Holdings seeks a technically skilled maintainer to inspect transformers and vault equipment, perform minor repairs, and ensure the integrity of electrical systems in subway environments. You will handle testing of temperature, pressure, and voltage, adjust equipment for proper signal operation, and supervise junior workers as needed.

Responsibilities include insulation, splices on de-energized cables, and routine reporting of inspections and maintenance.