webmaster vs technician

webmaster and technician both are nouns.

Word	Noun	Adjective	Verb	Adverb
webmaster	Yes	No	No	No
technician	Yes	No	No	No

As nouns, technician is a hypernym of webmaster; that is, technician is a word with a broader meaning than webmaster:

webmaster: a technician who designs or maintains a website
technician: someone whose occupation involves training in a specific technical process

webmaster (noun)	technician (noun)
a technician who designs or maintains a website	someone whose occupation involves training in a specific technical process
	someone known for high skill in some intellectual or artistic technique