Suspend sensitive mixologist? (9)

I believe the answer is:

bartender

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'mixologist?' is the definition.
(synonyms)

'suspend sensitive' is the wordplay.
'suspend' becomes 'bar' (I can't justify this - if you can you should believe this answer much more).
'sensitive' becomes 'tender' (synonyms).
'bar'+'tender'='BARTENDER'

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(Other definitions for bartender that I've seen before include "One handling counter measures" , "Landlord perhaps" , "local employee" , "The person doing the drinks" , "Someone serving drinks" .)

I've seen this clue in The Irish Times.

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