What did neil Armstrong do before he was a astronaut?

Answer 1

Before becoming an astronaut, Armstrong was an officer in the U.S. Navy and served in the Korean War. After the war, he completed his bachelor's degree at Purdue University and served as a test pilot at the National Advisory Committee for Aeronautics High-Speed Flight Station, now known as the Dryden Flight Research Center, where he logged over 900 flights. He later completed graduate studies at the University of Southern California.

Answer 2

he was a pilot