When a fake engineer certified 30 Boeing 747s, no system caught him. A pay dispute did. In 2007, Timothy McCormack was working as a supervising engineer at Sydney Airport — signing off maintenance on Qantas 747s, certifying aircraft carrying thousands of passengers as airworthy. He had no licence. No qualifications. Forged documents from start to finish. 42 criminal charges. 3 years 5 months in prison. The uncomfortable truth for every aviation maintenance organisation: the v