This is the 605th most frequent German word.
tätig
Active; employed; working.
'tätig' in this sentence means actively working or employed in a profession.
Er ist seit vielen Jahren als Ingenieur tätig.
He has been working as an engineer for many years.
'tätig' here describes that the company is actively engaging or operating in international markets.
Die Firma ist international tätig.
The company operates internationally.
'tätig' is used to illustrate ongoing active involvement, in this case in a creative sense, despite being retired.