Career
He is an organic farmer and forester. Tiilikainen has been the Minister of Agriculture and the Environment since 29 May 2015. He is also a former Minister of the Environment of Finland from 2007 to 2008.
He is also a city council member in his home municipality in Ruokolahti.
Tiilikainen graduated in 1991 from the University of Joensuu as a Master of Science in Agriculture and Forestry. In the beginning of 1990"s Tiilikainen was elected as the chairman of Finnish Organic Food Association.
Tiilikainen was elected to the Finnish Parliament on his third attempt in 2003.