politicist
/ˈpɒl.ɪ.tɪ.sɪst/Definitions
1. noun
A person who writes about or studies politics.
“She is a well-known politicist and has written several books on government policies.”
2. noun
A person who is skilled in politics or political tactics.
“He is a talented politicist and has a reputation for getting what he wants in negotiations.”