The phrase "a certain type of role" is correct and usable in written English.
It can be used when referring to a specific category or classification of a role in various contexts, such as job descriptions or character types.
Example: "In our organization, we are looking to fill a certain type of role that requires both leadership and technical skills."
Alternatives: "a specific kind of role" or "a particular category of role".
But, for several decades, Smith had sole ownership of a certain type of role.
Never lacking self-awareness, he recognised his plight as early as 1962, when he told a reporter from Parade magazine: "I have people say to me all the time, 'Why don't you do an artistic picture?' I would like to, I'd like to do something someday where I feel that I've done a good job as an actor in a certain type of role".
Many players gravitate toward a certain type of role-playing (RP) character.
It takes a certain type of character to be freelance.
Our results, taken together, indicate that a certain type of allele combination plays an important role in regulation of rice grain size and yield, even in the presence of difference genetic backgrounds.
Latter, Griffith [11] suggested that in his chemico-algebraic theory, Sylvester [6] had anticipated the essential and central role of a certain type of algebra in the modern theories of chemical valence, and that his theory therefore is a "partial anticipation" of modern quantum chemistry [11], [see also 12].
However, involvement in differentiation and the effects on the cytoskeleton via L-FILIP suggest that MKRN1 has a key role in a certain type of esophageal carcinogenesis.
For instance terms such as 'transcriptional regulation agent' or 'anticoagulant' define MoAs and characterize the roles of a certain type of drugs.
Scientists reported in the journal Nature yesterday how they identified a certain type of protein that appears to play a crucial role in implantation.
I think he has a sort of mystical approach in a way, where he believes that a certain type of person is going to fill a certain role and something that comes from them personally but also something that follows his minimalist attitude.
A certain type of author.
