Translation of "At rear" in German

At the rear, a flag is blowing with the double eagle.
Am Heck weht eine Fahne mit dem Doppeladler.
Wikipedia v1.0

I'm to pick him up at the rear entrance in his car.
Ich warte am Hintereingang auf ihn.
OpenSubtitles v2018

Well, just in case you do, we'll be in the observation car at the rear of the train.
Falls doch, wir sind im Panoramawagen am zugende.
OpenSubtitles v2018