Arrol was a radio announcer in Vancouver and Calgary in the 1940s and 1950s until graduating from University of British Columbia and teachers college, teaching in Vancouver in the early 1960s and for the Scarborough Board of Education (at Woburn Collegiate Institute) in the late 1960s and early 1970s.
Arrol began his career as a radio announcer in Vancouver and Calgary from the 1940s to the 1950s, eventually pursuing an education degree from University of British Columbia and teachers college. He transitioned into teaching in Vancouver during the early 1960s and later worked with the Scarborough Board of Education at Woburn Collegiate Institute from the late 1960s to the early 1970s.