Mitja Jager (1982) began his career in the police as an officer at the Maribor II Police Station after completing the Secondary Police School in 2001. As a scholarship holder of the Ministry of the Interior, he continued his full-time studies at the Faculty of Law of the University of Maribor and, through the Socrates Erasmus programme, at the Faculty of Law of the University of Graz, Austria.
After graduating, he joined the Organisation and Human Resources Office at the General Police Directorate in 2009 as a trainee in the legal department. He continued his career in the Financial Crime and Money Laundering Section of the Economic Crime Division of the General Police Directorate until 2013, when he joined the National Bureau of Investigation (NPU). During his time at the NPU, in addition to leading the most complex investigations in the field of economic crime, he obtained the ACAMS “Anti-Money Laundering Investigator” certificate. As a Slovenian representative, he participated in several cross-border investigations, including a Eurojust-supported joint investigation team that investigated manipulation of sports results.
From June 2022 to April 2026, he served as Assistant Director of the Criminal Police Directorate. He is a member of several interministerial working groups and has also represented the Slovenian police in the EU’s periodic evaluation process (Moneyval, Rule of Law, etc.). As a lecturer in criminal law and criminal investigation, he teaches criminal investigators and police officers. He is also a visiting lecturer in criminal investigation at the Faculty of Criminal Justice and Security of the University of Maribor. He is fluent in German and English, and has a conversational command of Croatian.
On 15 April 2026, he was appointed Assistant Director General of the Police.