Qualified Diesel Mechanic

About the role

The successful candidate will service, diagnose, repair and overhaul diesel engines used in standby and prime power generator applications. The role combines workshop maintenance with field service across South Africa.

Key responsibilities

• Perform scheduled preventative maintenance on diesel generators, including oil, filter and coolant changes.
• Diagnose mechanical faults using structured fault‑finding methods and repair fuel, cooling, lubrication, intake and exhaust systems.
• Repair or replace pumps, injectors, turbochargers, starters, radiators and related components.
• Conduct major engine overhauls, re‑assembly and post‑overhaul testing.
• Assist with generator set installation, alignment, commissioning and load testing.
• Complete job cards, service reports and maintain accurate maintenance records.
• Follow occupational health & safety procedures, lockout/tagout and proper PPE usage.

Required profile

• Qualified Diesel Mechanic (Trade Test) with Grade 12/National Senior Certificate.
• Minimum three years post‑trade experience in diesel engine maintenance.
• Ability to diagnose mechanical faults independently.
• Experience using workshop diagnostic equipment.
• Valid South African driver’s licence and willingness to travel nationally.
• Availability for standby and emergency breakdown call‑outs.

Required skills

• Diesel engine maintenance
• Mechanical fault diagnosis
• Fuel, cooling, lubrication, intake and exhaust system repair
• Pump, injector, turbocharger, starter and radiator repair
• Engine overhaul and re‑assembly
• Generator load testing and commissioning
• Operation of workshop diagnostic equipment