technician

An expert in a technique, as.

One whose occupation requires training in a specific technical process.

One who is known for skill in an intellectual or artistic technique.

A technicist.

a person trained or skilled in the technical details of a particular art or science, especially one skilled at operating, maintaining, or repairing equipment, in contrast to the theory or informational content of a craft; — formerly also called a technicist.

A person who studies, professes or practices technology.

someone whose occupation involves training in a specific technical process

someone known for high skill in some intellectual or artistic technique