Career
He joined Viking FK from Stavanger IF in 1961, and made his senior team debut in 1963. He played for Viking 396 times, scoring 117 goals. From 1976 he coached the team
Outside of his sporting career, Knutsen worked as a high school teacher at Stavanger Cathedral School.
He took his education at the University of Bergen in 1969 and at the Norwegian School of Sport Sciences in 1981. In March 2008 he was diagnosed with brain tumor.
Operated at Haukeland, he learned that he suffered from terminal cancer, and he died in January 2009.