Alderman played in three Super Bowls and was selected to six Pro Bowls. He ended his pro career with the Chicago Bears, as a player then coach. He is also noted for being the "last of the original Vikings." From March 1981 until December 1982 he was the general manager of the Denver Broncos.
Alderman was also a certified public accountant.
Alderman died on April 5, 2018 at the age of 79.