The retired England international has been widely reported to be on the verge of taking over the reins of the west London side.
Lampard was thought to be the favourite to succeed Maurizio Sarri after the Italian coach quit for Juventus last month.
The 41-year-old guided Derby County to the Championship play-off final before a 2-1 loss to Aston Villa at Wembley back in May.
Cech returned to Chelsea FC in to become their technical and performance advisor after he made his final Arsenal appearance in a 4-1 loss to the Blues in the Europa League final in Baku.
The former Chelsea FC number one claimed that Lampard isn’t the only candidate to become the next manager at Stamford Bridge.
“The club has identified several candidates, the situation is open,” Cech told the Czech News Agency, as quoted by Metro.
“Frank is one of them. Before the first team begins preparations we want to solve the issue of the new manager.
“The most important thing is to choose a new manager, it will be crucial in the context of further work.
“The coach will have ideas for the team, we will be completing the team for next season. He will have to look at the players and decide who will go to Japan.”
Cech and Lampard won three Premier League titles, four FA Cups, the Champions League and the Europa League during their time together at Stamford Bridge.
The Blues finished in third place in the Premier League table last term to secure a return to the Champions League.
Chelsea FC are facing a rebuilding job after Eden Hazard left Stamford Bridge to complete a move to La Liga giants Real Madrid last month.
MORE: Man United latest news
MORE: Arsenal latest news
MORE: Chelsea latest news
MORE: Liverpool latest news