Strømberg competed in the 1979/80 and 1982/83 seasons in one World Cup competition. He competed in his first World Cup on March 2, 1980 with ski flying in Vikersund , where he came in 6th. With the ten World Cup points thus gained, he finished the 1979/80 season in 70th place. He played his second and last World Cup on March 13, 1983 in Oslo in Holmenkollen . On the large hill he reached the 13th place and thus again won three World Cup points and was able to achieve the 60th place in the overall ranking at the end of the season.