He was selected by the Brooklyn Tigers in the 28th round of the 1944 NFL draft after playing college football at Indiana University Bloomington.

[1] His football career was interrupted by a stint in the United States Army during World War II.

[2] Zimny was selected by the Brooklyn Tigers in the 28th round, with the 287th overall pick, of the 1944 NFL draft.

[3] On December 28, 1947, the Cardinals beat the Philadelphia Eagles in the 1947 NFL Championship Game by a score of 28–21.

[6] Zimny started for the Cardinals in the 1948 NFL Championship Game, where they faced the Eagles for the second straight season but this time, lost by a score of 7–0.