On 9 November 2010, Polish President Bronisław Komorowski, at the request of the Minister of National Defense, Bogdan Klich, appointed Kujawa as the Brigadier General of the SWW.
In 19 November 2015, he was dismissed from office by the Prime Minister Beata Szydło.
[5] Since 2018, he has been an associate of the Institute of the Middle and Far East of the Jagiellonian University.
[6] Kujawa is on the list of personalities from European Union countries subject to Russian visa sanctions.
[7] This list was compiled in response to the EU sanctions list, and was shown to "apply to people who actively supported the state coup (in Kyiv), as a result of which Russians are persecuted and discriminated against in Ukraine," according to the Minister of Foreign Affairs, Sergey Lavrov.