liaison officer 
noun
A person who is employed to form a working relationship between two organizations to their mutual benefit: the school’s police liaison officer...
- George emphasises that he is a liaison officer, not a police officer.
- She and Peter also get visits from a police liaison officer, but the news invariably remains the same - no leads, no sightings, no reports.
- As a wildlife liaison officer with North Yorkshire Police it is his job to ensure wildlife is protected and rural crime prevented.
- unpardonably
- unpardoned
- unpardoning
- unpared
- unparental
- unparented
- unparished
- unparliamentary
- unparliamented
- unparroted
- unparryable
- unparsable
- unparsonical
- unpartable
- unpartaken
- unpartaking
- unparted
- unpartial
- unpartiality
- unpartially
- unpartible
- unparticipant
- unparticipated
- unparticipating
- unparticipative