Same people in charge. Soviet government officials are now Russian government officials.
Am I missing your point?
He worked for a Communist state, he was not personally invested in the ideology beyond what was necessary to succeed in his organization. This describes many, many Russians.
If these people were a farmers or factory workers or something, sure. But these were people who worked and fought for the soviet state, not just workaday citizens.
If the current government of the US collapses, and whatever government we end up with afterward is eventually run by a cadre of career CIA agents, it will be very fair to call them whatever the equivalent of "ex-soviet" will be, even if they don't ever talk about their ideological attachment to constitutional republics.
Likewise, in 1986 there were close to 500,000 KGB employees. How many of them do you think were in leadership positions then, that are also in leadership positions in the FSB/GRU now?