utilisation vs employment

utilisation and employment both are nouns.

Word	Noun	Adjective	Verb	Adverb
utilisation	Yes	No	No	No
employment	Yes	No	No	No

As nouns, utilisation and employment are synonyms defined as:

Other synonyms of utilisation include exercise, usage, use, utilization.

utilisation (noun)	employment (noun)
the act of using	the occupation for which you are paid
	the act of using
	the act of giving someone a job
	the state of being employed or having a job