naval engineer vs technologist

naval engineer and technologist both are nouns.

Word	Noun	Adjective	Verb	Adverb
naval engineer	Yes	No	No	No
technologist	Yes	No	No	No

As nouns, technologist is a hypernym of naval engineer; that is, technologist is a word with a broader meaning than naval engineer:

naval engineer: a naval officer responsible for the operation and maintenance of the ship's engines
technologist: a person who uses scientific knowledge to solve practical problems

Other hypernyms of naval engineer include applied scientist, engineer.

naval engineer (noun)	technologist (noun)
a naval officer responsible for the operation and maintenance of the ship's engines	a person who uses scientific knowledge to solve practical problems