conciliator
noun[C]
uk/kənˈsɪlieɪtər/usHR
apersonwhohelpstwosidesin adisagreement, forexampleemployersandemployees, tomeetandtalkabouttheirdifferentideasin thehopeofendingthedisagreement:
She will need all herskillsas a conciliator ifagreementis to bereachedin thisdispute.