A lot of rebels don’t survive past one reel of each movie though. Even being Luke’s snowspeeder gunner is not a safe gig.
Who’s the one radio guy?
Pilots yes, but the command crew etc. like the before mentioned Dodonna and Rieekan could have been seen in the ROTJ briefing at least or something.
The one who says “enemy fighters coming to your way” in SW was on Hoth listening to the probe droid.