I've never seen such ads in my entire engineering career. But if they do exist as you suggest, it must be a "bona fide occupational qualification" or it's not l

I've never seen such ads in my entire engineering career. But if they do exist as you suggest, it must be a "bona fide occupational qualification" or it's not legal. https://en.wikipedia.org/wiki/Bona_fide_occupational_qualification https://en.wikipedia.org/wiki/Bona_fide_occupational_qualifi...