No it is 100% correct.
You can get pilots and rate them relatively easily.
Getting decent engineers that know the devious little ways of Jetstream's is like finding rocking horse poo with a 2 quid coin inside it.
Pilot can be on the line inside 3 months and be 100% productive.
Engineers its 1-2 years before they become useful and that's taking them with years of experience on other types and rating them. Its a lot longer if they are just licensed.