His boss gets outside jobs for him (4,6)

I believe the answer is:

farm worker

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'his boss gets outside jobs' is the definition.
The answer is a person as well as being a singular noun. This is suggested by the definition.

'him' is the wordplay.
I cannot quite understand how this works, but
'him' could be 'ker' and 'ker' is found in the answer.
This explanation may well be incorrect...

'for' acts as a link.

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I've seen this clue in The Globe and Mail.

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