Russian Deputy Prime Minister Dmitry Rogozin said he had instructed that Vladimar Averin, the head of the shipyard at Zvezda, be relieved of his duties, RIA Novosti reported Saturday.
"The instructions must be fulfilled on Monday," he added.
Rubber insulation and paint in the ballast tanks of a K-150 Tomsk nuclear-powered submarine caught fire Sept. 16 during welding operations.
The interior compartments of the ship filled with smoke, requiring 15 sailors to be treated for smoke inhalation.
The defense ministry said there was no open fire.