A head coach has been named.
Chris Wilder was dismissed after five defeats in the first 11 league games of the season.
There will be a further backroom appointment expected in the near future.
The club is just a point above the drop zone in the Championship, and chairman Steve Gibson thinks that Carrick is the perfect fit.
He said that they had identified a number of potentials for the job, but Michael was the best choice.
Both Michael and the club have the same values.
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There will be a game next Saturday in the Championship.
Since retiring from football, the 41-year-old has been a permanent managerial position.
He was in charge of three games for Manchester United last year.
There is a strong relationship between the chairman of the club and the manager who was a player and manager.
DavidPrutton is a Sky Sports analyst.
"If it didn't sound like the right move straight off the bat, what's happened since then that's gotten him back up to speed?" The club's history and prestige make it a great place to call home.
The chairman is born and bred in the area, he has made himself very successful, and the club has been very successful too. Michael would come in with a new outlook after a period of under performance.
Sometimes, it's looking at the same group of players. There's still a very workable squad there that shouldn't be too far away from where it is.
As an assistant at Manchester United, Michael learned his apprenticeship at the coalface, and that should help him in the long run.