Luonnontieteellisenä
Luonnontieteellisenä is the essive form of the Finnish adjective luonnontieteellinen, meaning “natural science.” In Finnish grammar, the essive expresses a state, role, or perspective in which something is viewed or carried out. Luonnontieteellisenä denotes “as a natural science” or “in the capacity of a natural science,” and it is commonly used to frame statements about how something is considered within a particular discipline, especially in academic or methodological contexts.
Hän toimii luonnontieteellisenä tutkijana. This means “He works as a natural science researcher.” Another example is:
The word is built from luonnontiede (natural science) plus the adjective ending -ellinen, with the essive suffix
Finnish grammar: essive case; luonnontiede; luonnontieteellinen; tutkija; kielioppi.