Siklenka was played major junior hockey with the
Seattle Thunderbirds of the
Western Hockey League before he was drafted 118th overall in the
1998 NHL Entry Draft by the
Washington Capitals. He played in two NHL games, one with the
Philadelphia Flyers and the other with the
New York Rangers before opting for a European career in playing for
Leksands IF of the Swedish
Allsvenskan,
Lukko of the Finnish
SM-liiga, and EC KAC and
EC Red Bull Salzburg of the Austrian EBEL. On July 2, 2010, Siklenka signed a one-year contract with the
Atlanta Thrashers of the NHL. He was unable to make the Thrashers opening night roster and was reassigned to
American Hockey League affiliate, the
Chicago Wolves, to start the
2010–11 season. 36 games with the Wolves, Siklenka sought a release from his contract and returned for a second spell with EC KAC of the EBEL on January 27, 2011. Siklenka was a member of
Team Canada for the
2007 Spengler Cup. ==Personal life==