In July 1974, Mette became the assistant at the Department of Descriptive Geometry of the Ust-Kamenogorsk Road Construction Institute.
4 of Oskemen where he from April served as a chairman of the Permanent Commission of the Regional Maslihat on Budget and Economic Reform.
[4] On 17 April 1997, Mette became the akim of East Kazakhstan Region until he was replaced by Abaidildin Talgatbek on 26 February 2003.
[5][6] A month later on 13 March 2003, Mette was appointed as the president of domestic military industrial holding Kazakhstan Engineering until his death.
[1] In March 2004, a memorial plaque was installed in the building of the uranium production at the Ulba Metallurgical Plant, where Mette worked for 20 years.