Under 40 for non-type rated first officers with low experience (maybe older advertisement?);
Application First Officers - Norwegian
Under 61 for non-type rated B787 first officers;
Pilot Job: B787 Non Type Rated First Officer Norwegian B787 Non Type Rated First Officers Norwegian Long Haul A/S - Rishworth Aviation
No published age limit for type rated/non-type rated B737 first officers (current advertisement).
Norwegian Air Shuttle ASA Pilots - FIRST OFFICERS NON TYPERATED B737
That's all I can find?
