- maintenance, diagnoses malfunctions (mechanical, electrical, pneumatic), and maintains maintenance records.
- Maintenance Fitter / Electrical Technician / Mechanical Engineer: Specialized roles focusing on specific systems like brakes, traction motors, HVAC, or car body components.
- Helper/Assistant: Entry-level positions assisting senior technicians in various departments, often a pathway into the industry.
- Track Machine Operator/Technician: Focuses on the maintenance and operation of equipment used for track repairs, sometimes overlapping with general rolling stock maintenance in depots.