Stocklasa was the manager of the Liechtenstein U-21 team from 6 February 2019 until December 2020. He was the manager for the U-21's first ever win, a 1–0 victory over
Azerbaijan on 6 June 2019. He was then appointed Liechtenstein's senior team manager, following the departure of
Helgi Kolviðsson. On 1 March 2023, it was announced that he cancelled his contract with the
Liechtenstein Football Association to join
FC Vaduz. At the time of his appointment, Vaduz were in ninth place (out of ten) in the
Swiss Challenge League. Under Stocklasa, Vaduz were able to stabilise, losing only three of the remaining 15 games of the season, finishing in eight place with a 13 point buffer on the relegation play-off spot. Nearly a year after his appointment, he was dismissed by Vaduz on 12 February 2024. Despite a good start to the season, a poor run of form starting at the end of September 2023, with Vaduz managing just one win in 14 games, including a twelve game winless streak. He also oversaw Vaduz's elimination in the first round of
UEFA Europa Conference League qualifying, losing 3–2 on aggregate to
Belarusian side
FC Neman Grodno. ==Career statistics==