From 1986 to 1998 Dudka served in the Main Missile and Artillery Directorate of Soviet and then Russian army.

Since 2000 he was deputy general director of the KBP Instrument Design Bureau,[2] one of the top enterprises of Russia's defence industry.

In 2003, Dudka became a part of "president's personnel reserve" and replaced communist governor Vasily Starodubtsev in April 2005.

Some sources connected his dismissal with the corruption scandal in which Dudka may be involved.

[5] Eventually, in 2013, Dudka was sentenced for 9.5 years of penal colony for bribetaking.