As a defensive back, Jacobs is tied with seven other players for the record number of interceptions in a game (3) (1941 OU vs. Marquette).

He played quarterback, defensive back, tailback, halfback, punter in the National Football League with the Cleveland Rams in 1942 and 1945 (serving in the U.S. Army Air Force during World War Two), the Washington Redskins in 1946 and the Green Bay Packers from 1947 to 1949.

[4] Jacobs then joined the Western Interprovincial Football Union as a quarterback for the Winnipeg Blue Bombers (1950–1954), for whom he won the Jeff Nicklin Memorial Trophy in 1952.

[6] As a Blue Bomber, Jacobs completed 709 of 1,330 passes for 11,094 yards, at that time the all-time leading passer for the Western Interprovincial Football Union.

Jacobs was twice a Grey Cup finalist, was named the all-western quarterback twice, and was one of the original inductees to the Canadian Football Hall of Fame in June 1963.

[7] After being waived out of the WIFU, Jacobs signed a contract with the London Lords (ORFU) as the head coach.

[10] Source:[11] In 1955, Jacobs was a scout for the Winnipeg Blue Bombers and later, was a coach for the London Lords of the Ontario Rugby Football Union (ORFU) for two seasons.