The occupant of the tractor is intensive care, in a medically induced coma, fighting for his life.
Hope he survives and recovers. That must be a terrible few seconds when you realize the jet coming at you and you canīt do anything about it.
I don't see why an engineer should not be just as safe as a pilot when it comes to doing ground runs. Perhaps even safer, if the engineer routinely does ground runs when a typical pilot might only do one now and then.
+ 1