From 1996 to 2000, Sirotkin was a deputy of the Legislative Assembly of the Ivanovo Region of the 2nd convocation.[2] On 2 March 2008, he was elected to the deputy of the Ivanovo Regional Duma of the fifth convocation.[3]
On 24 February 2016, by a decree of the State Duma, Sirotkin was appointed a member of the Central Election Commission of the Russian Federation.[4]
Sirotkin died on 28 May 2023, at the age of 71.[5]