2013-04-03 Dalia Grybauskaitė, President of the Republic of Lithuania, signed a decree appointing Žydrūnas Bartkus the 1st Deputy Director of the Special Investigations Service (STT).
Ž. Bartkus began his career in the STT in 1999 as a specialist in Šiauliai territorial department. Later, he was appointed the head of the department. Since 2011, Ž. Bartkus has led the STT Vilnius Department.
The First Deputy Director of the STT is responsible for criminal intelligence, detection and investigation of corruption-related criminal acts and criminal prosecution. He supervises the activities of the STT First Department, Second Departments and Territorial Departments in Vilnius, Kaunas, Klaipėda, Šiauliai and Panevėžys.