No jobs after this? Call to retire (4,4)
I believe the answer is:
last post
This clue could be a double definition.
'no jobs after this?' is the first definition.
The definition suggests a singular noun which matches the answer.
'call to retire' is the second definition.
(military call played before sleep)
(Other definitions for last post that I've seen before include "indication it's time to retire" , "Evening collection" , "Military bugle call at funerals and sunset" , "Farewell bugle call" , "Correspondent may not want to miss this" .)