Career
He also had two career victories. Competing in two Winter Olympics, he earned his best finish of fifth in the individual large hill event at Squaw Valley in 1960. After retiring from active ski jumping, Yggeseth had been involved in administrative roles inside the FIS, including serving on its technical committee for ski jumping as chair from 1982 to 2004.
Yggeseth also trained in the United States Air Force as a pilot.
He also created the Ski Jumping World Cup which first began in the 1979-1980 season. Yggeseth died of cancer.