The 43-year-old McGill’s employee is understood to have been hit by a bus at around midnight on Thursday.
The incident happened at the transport firm’s yard on Cochranemill Road, Johnstone.
He was rushed to the Royal Alexandra Hospital in Paisley, where his condition was described as “critical”.
But police have now confirmed the man sadly passed away from his injuries.
A spokesperson for the force said: “At around 12.50am on Friday, December 7, police were called to a report of a 43-year-old man seriously injured at a yard in Cochranemill Road, Johnstone.
“He was taken by ambulance to the Royal Alexandra Hospital where he died in the early hours of Saturday morning.
“The Health and Safety Executive have been informed and enquiries are ongoing.”