Paul began his career in aviation as an aircraft engineer before training as a pilot. He has flown a number of different types of aircraft and has also been an instructor.
Sinimulan ni Paul ang kaniyang karera sa aviation bilang isang aircraft engineer bago magsanay bilang isang piloto. Nakapagpalipad na siya ng ilang magkakaibang uri ng aircraft at naging isang guro na rin.