engage vs job

engage is not a noun while job is a noun.

Word	Noun	Adjective	Verb	Adverb
engage	No	No	Yes	No
job	Yes	No	Yes	No

As verbs, job is a hyponym of engage; that is, job is a word with a more specific, narrower meaning than engage:

Other hyponyms of engage include featherbed, fill, engage, ship, contract, sign, sign on, sign up, rat, farm out, subcontract.

engage (noun)	job (noun)
	the principal activity in your life that you do to earn money
	a specific piece of work required to be done as a duty or for a specific fee
	a crime (especially a robbery)
	a damaging piece of work
	the responsibility to do something
	the performance of a piece of work
	a workplace; as in the expression `on the job'
	an object worked on; a result produced by working
	(computer science) a program application that may consist of several steps but is a single logical unit
	a state of difficulty that needs to be resolved

engage (verb)	job (verb)
get caught	invest at a risk
consume all of one's attention or time	work occasionally
give to in marriage	profit privately from public office and official business
keep engaged	arranged for contracted work to be done by others
engage for service under a term of contract
hire for work or assistance
ask to represent; of legal counsel
engage or hire for work
carry out or participate in an activity; be involved in
carry on (wars, battles, or campaigns)