strategist
🇺🇸
/ˈstrætədʒɪst/
🇬🇧
/ˈstrætədʒɪst/
someone who is very good at planning and making decisions, especially in business or politics.
The company's success was largely due to their head strategist.
该公司的成功在很大程度上归功于他们的首席战略师。