From Longman Dictionary of Contemporary Englishtacticiantac‧ti‧cian /tækˈtɪʃən/ noun [countable] PLANsomeone who is very good at tactics
Examples from the Corpus
tactician• He is such a fine player and tactician.• Fox remains the best tactician in the game here.• He was also a masterful legislative tactician.• Gould, always a nimble tactician, has also moved leftwards in the course of his campaign.• Even the simplest tactician knew that.• If there is a battle to be launched, from which direction are the generals and the tacticians viewing the terrain? 