As part of his degree, Sander Dekker conducted research on the police and criminal justice system. He went on to work for the COT Institute for Safety, Security and Crisis Management, which initiates and provides research studies, courses and training in disaster response and large-scale police operations. He was also a member of the temporary parliamentary committee reviewing investigative methods.
After graduating, Mr Dekker conducted research and taught public administration at Leiden University. In 2001 he was an associated visiting researcher at Oxford University’s Centre for European Politics, Economics and Society.
From 2003 to 2006 he represented the People’s Party for Freedom and Democracy (VVD) in The Hague municipal council, and from 2006 to 2010 served as portfolio holder for education, youth and sport. From 2010 to 2012 he was portfolio holder for finance and city management.
On 5 November 2012 Mr Dekker was appointed State Secretary for Education, Culture and Science in the second Rutte government.
On 26 October 2017 Sander Dekker was appointed Minister for Legal Protection in the third Rutte government.