Lead Heavy-Duty Diesel Engine Builder

Mayfair Gearbox in Johannesburg seeks a Commercial Engine Builder to strip, diagnose, rebuild and assemble heavy‑duty diesel engines for trucks and commercial vehicles. You will work to OEM specifications and Mayfair standards, delivering high‑quality rebuilds with attention to tolerances and safety. Responsibilities include fault finding, engine assembly, cylinder head work, testing and quality control, and coordinating with foreman for parts and timelines. J-18808-Ljbffr