Career
Konieczny pitched in all or part of four seasons between 1973 and 1977, all for the Houston Astros. Konieczny was the Astros" first-round pick in the secondary phase of the 1971 Major League Baseball Draft. He made his major league debut two seasons later when he earned a September call-up in 1973.
He pitched only one full season in the majors, in 1975, when he compiled a 6–13 record with a 4.47 European Research Area in 32 games (29 starts).
Konieczny was the first MLB player to come out of Wayne State University.