Celtic's incoming chief executive Dominic McKay will begin working at the club around three months ahead of schedule.
The vacant manager's job at Celtic would be "absolutely ideal" for Eddie Howe and he would embrace the different pressure, says former Bournemouth captain Simon Francis.
Celtic have been drawn against Rangers in the fourth round of the Scottish Cup.
Celtic have made former Bournemouth boss Eddie Howe their first choice to replace Neil Lennon as head coach after positive talks.
Interim boss John Kennedy has stressed the importance of ending a turbulent season on a high as Celtic prepare to begin their defence of the Scottish Cup.
Scott Brown says he needed to be "selfish" in terms of his decision-making after agreeing a deal to join Aberdeen in the summer in a player-coach role.