▁ ▁Career ▁During ▁World ▁War ▁II , ▁H older er ▁worked ▁for ▁the ▁German ▁military ▁as ▁a ▁low - level ▁engineer ▁under ▁W ern her ▁von ▁Braun . ▁ ▁When ▁the ▁war ▁ended , ▁the ▁United ▁States ▁selected ▁ 1 0 0 ▁of ▁von ▁Braun ' s ▁men ▁to ▁help ▁improve ▁the ▁United ▁States ' ▁ro cket ▁technology ▁as ▁part ▁of ▁Operation ▁Pap erc lip . ▁ ▁Short ly ▁there after , ▁another ▁ 2 0 ▁were ▁selected . ▁ ▁H older er ▁was ▁part ▁of ▁the ▁second ▁ 2 0 , ▁arriv ing ▁in ▁ 1 9 4 5 ▁as ▁part ▁of ▁the ▁second ▁group . ▁ ▁After ▁a ▁few ▁years ▁in ▁White ▁S ands , ▁New ▁Mexico , ▁the ▁Pap erc lip ▁team ▁moved ▁to ▁Red stone ▁Ar sen al , ▁Alabama , ▁in ▁ 1 9 5 0 . ▁ ▁When ▁H older er ▁arrived ▁at ▁Red stone ▁Ar sen al , ▁he ▁r ented ▁a ▁home ▁from ▁Mil ton ▁K . ▁C umm ings ' ▁sister ▁for ▁two ▁months . ▁ ▁That ▁allowed ▁him ▁time ▁to ▁design ▁and ▁start ▁building ▁a ▁house . ▁ ▁Un like ▁the ▁rest ▁of ▁von ▁Braun ' s ▁team , ▁he ▁did ▁not ▁build ▁his ▁house ▁on ▁Monte ▁S ano , ▁but ▁instead ▁selected ▁a ▁country ▁spot ▁in ▁north west ▁Hun ts ville . ▁ ▁He ▁continued ▁to ▁expand ▁his ▁residence ▁over ▁time ; ▁by ▁ 2 0 0 8 , ▁the ▁property ▁included ▁a ▁house , ▁guest ▁house , ▁large ▁machine ▁shop ,