How much longer Derby can hold on to Will Hughes is anyone's guess, but Powell will be hoping he sticks around a little while longer.
Queens Park Rangers are looking for a new manager after sacking Jimmy Floyd Hasselbaink.
The Rams have several players back in full training as they prepare to welcome Leeds United to the iPro Stadium.
Powell was not chosen to succeed Nigel Pearson but will be staying on as McClaren's assistant.
Derby County are reportedly set to interview managerial candidates this week.
Derby County face Leeds United, Brentford and Huddersfield Town in their next three matches.
Derby County's Matej Vydra is happy with his performance in the team so far and wants back-to-back wins when they returns.
The Kiwi boss has been linked with taking over from Nigel Pearson at the iPro Stadium.
Nigel Pearson's assistant has taken temporary charge with the Rams boss currently suspended.
Derby County fans have made their thoughts on the team's uninspiring 1-1 draw with Reading clear by taking to social media outlet Twitter.
After the mess left behind by the Pearson debacle, Derby could do worse than to turn to their former fans' favourite to save them from the mire.
Nigel Pearson reportedly wants Chris Powell to become his assistant at Aston Villa.
The former Huddersfield Town boss did not seem overly interested in the job.