[1] He moved to New York City in 1947 and, in 1949, joined Charlie Barnet's big band and then with Woody Herman in 1950.
Returning to Sweden in 1950, he recorded as a leader and with Arne Domnérus, as well as for Leonard Feather's Swinging Swedes[2] and Lars Gullin, He returned to the U.S. during 1953–1956, and played with the big bands of Charlie Spivak, Harry James, the Dorsey Brothers, and Les Brown, and was with the Lighthouse All-Stars.
[2] From 1956 to 1965, he was back in the U.S., working with Dexter Gordon, Harold Land, Stan Kenton, Woody Herman, Maynard Ferguson, Buddy Rich, Benny Goodman, Gerry Mulligan, Dan Terry, Max Roach and Charles Mingus, among others.
Ericson played with the Al Porcino Big Band in Berlin in the late 1970s and early 1980s.
With Jan Allan With Chet Baker With Curtis Counce With Arne Domnérus With Kenny Dorham With Duke Ellington With Art Farmer With Maynard Ferguson With Dexter Gordon With Lars Gullin With Johnny Hodges With Quincy Jones With Stan Kenton With Harold Land With Rod Levitt With Charles Mingus With Buddy Rich With Leo Wright