Nottingham Forest manager Alex McLeish has appointed Peter Grant as deputy manager, while first-team coach Jimmy Floyd Hasselbaink has left the club.
Grant, 47, was assistant to ex-Reds boss Sean O'Driscoll at Bournemouth, managed Norwich and worked with McLeish at Birmingham and Aston Villa.
"He's a workhorse and his life is soaked in football," McLeish said.
Hasselbaink was brought to Forest by Steve McClaren in 2011 and then worked under O'Driscoll this season.
McLeish, who added: "I've known him [Grant] for a long time and he's a person I trust and respect enormously.
"I am sure he will do an excellent job for Nottingham Forest."
The former Celtic midfielder also worked for Middlesbrough manager Tony Mowbray at Celtic and West Bromwich Albion, as well as Newcastle boss Alan Pardew at West Ham.