Von Braun became an SS member when told he had to to protect the program. He was obviously ambitious and it suited his ambition well, but he was also protective

Von Braun became an SS member when told he had to to protect the program. He was obviously ambitious and it suited his ambition well, but he was also protective of his team. And Von Braun ended up being arrested by the Gestapo for perceived disloyalty. Hitler only approved his release after Speers entreaties that Von Braun was indespensable.