After the War, in 1919, he began studying at the School of Architecture at McGill University, graduating in 1923.

Upon graduation, he moved to New York City and worked at Carrère and Hastings from 1924-1925 and then with Harrie T. Lindeberg until 1927, when he returned to Montreal to work as a draftsman for architect and McGill Architecture professor Harold Lea Fetherstonhaugh.

Morris became the president of the Ontario Association of Architects in 1942, and competed in the art competitions at the 1948 Summer Olympics,[1] where he received an honorable mention.

[2] He served as president of the Royal Architectural Institute of Canada from 1952-1954, and during his tenure, he was nominated as a Fellow of the Royal Institute of British Architects by Howard Robertson, who also put Morris' name forward for the RIBA Gold Medal.

Morris died unexpectedly in Ottawa, Ontario on June 5, 1964, at age 66 while looking over his firm's recent work on the Bank of Canada Building.