Stefan Tinca is currently the Political Director of the Romanian Ministry of Foreign Affairs. Tinca joined the Ministry of Foreign Affairs of Romania in 1995. Between 1997 and 2000 he was CFSP counsellor at the Romanian Mission to the EU. In 2000-2002, he served as Director for the EU in the MFA. Between 2002 and 2006, he was posted again to the Mission of Romania to the EU (EP, ESDP and then deputy PSC). In 2006, he returned to the Ministry of Foreign Affairs as Deputy Political Director, to become Director General for Political Affairs in 2007, a position he held until 2011. He then served as Director General for Regional Affairs within the Ministry of Foreign Affairs (2011-2012). Between October 2012 and April 2016, he was Ambassador of Romania to the Kingdom of Belgium. In April 2016, he was appointed State Secretary for Defence Policy at the Ministry of Defence of Romania.

Tinca joined the Ministry of Foreign Affairs again in early 2017, as the Political Director. He holds a PhD degree in International Relations from the Babeş-Bolyai University, Cluj Napoca (Romania).