Education
In his first full season with the club, Sigma finished third in the league and qualified for the following season"s Union of European Football Associations Cup.
In his first full season with the club, Sigma finished third in the league and qualified for the following season"s Union of European Football Associations Cup.
He is currently the manager of in the Liga. As a player he played in the Czechoslovak First League foreign As a manager he has had a number of clubs, including spells in the Gambrinus liga with and Hradec Králové.
As a player, Kalvoda could play as either a defender or midfielder.
During the 1980s he played for in the Czechoslovak First League, scoring 17 goals in 180 league matches. First League and European football Kalvoda took over as manager of towards the end of the 1999–2000 Gambrinus liga season.
However the club lost in the first round against Spanish side Celta de Vigo. Following an indifferent start to the 2001-2002 Gambrinus liga league campaign, with the club 13th after 11 games, Kalvoda resigned as manager in October 2001.
Kalvoda joined Slovak side as manager in January 2002, leading the club to their first-ever league title in the 2001-2002 Slovak Superliga.
The club subsequently played in the Union of European Football Associations Champions League but lost to Swiss club Football Club Basel in the second qualifying round, resulting in Kalvoda"s dismissal. He went on to Hradec Králové in December 2002, a club who were lying in penultimate place in the Gambrinus liga. He arrived as the club"s new manager, replacing Petr Uličný and signed a deal lasting until June 2004.
Hradec were relegated in May 2003 at the end of the league season.
Second League and lower Although Kalvoda stayed at Hradec Králové in spite of their relegation to the second division, he was with the club for just a short time longer. With just three wins in the first six games, Kalvoda was removed from his position in September 2003.
Kalvoda took charge of HFK Olomouc in March 2004, initially alongside Vítězslav Kolda. He stayed on as the club"s manager until 2007, when he was appointed manager of Liga side Slovácko during the winter break of the 2007-2008 season.
His tenure at Slovácko lasted just five months before he was replaced in May 2008, before the season had finished.
July 2008 saw Kalvoda appointed to the vacant manager"s position at MFK Karviná. In spring 2012, Kalvoda saved Czechoslovakian Fourth Division side Přerov from relegation. He attracted the attention of Liga side, replacing Bohumil Smrček as the manager there in June 2012.
In his first season with the club, Kalvoda brought in players such as Marek Heinz in the winter break and went on to celebrate promotion with at the end of the season.
He left at the end of the 2013-2014 season, following their relegation from the Czechoslovakian First League. Managerial.