Clarke is in his first season as the top man.
And Pardew says: "You don't get the starring role in a production unless you've been in the back for a little while.
"I was reserve-team manager at Reading for two or three years. Steve had a longer period when he was first-team assistant.
"That Steve was going to be a success was no mystery to anyone in the management trade.
"My advice to any young coach or manager would be to work in the background first. I do think it is dangerous to go down the line of a player jumping into a managerial career."