Totolo was Vladimir Alekno’s assistant in Iran's national volleyball team during the 2020 Olympic Games in Tokyo.
The federation parted ways with him after the Games.
The 58-year-old Italian analyst has already worked as Serbia men's national volleyball assistant, Italy and Russian club Zenit Saint Petersburg.
Iran is looking to find a big coach but wants to find a big assistant first and Totolo is the candidate to take the job.