How To Start A Career School Can You Go To A Vocational During High School And Start On You Career If You Want To Be A Pediatrician?

Can you go to a vocational during high school and start on you career if you want to be a Pediatrician? - how to start a career school

I want to be a pediatricain, I'm in the 9th Class, but I wanted to work as training schools, and how to be in a position to start what do I do with it?