Only the latter impressed with his performances last term, although his game time was limited following his summer move from Swansea City.
It is not yet clear whether Espirito Santo will operate with the back-three system that made his Wolves side so successful.
The Portuguese head coach navigated the Midlands clubs out of the Championship and qualified for the Europa League in their first season back in the Premier League.
Espirito Santo mutually agreed to depart Wolves at the end of last season following a period of poor form, which was not aided by a devastating injury crisis.
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