The FBI pays for continuing studies, and also expects prospective agents to have at least three years of experience doing analytical work before entering the academy.

FBI支付继续教育的费用,并且希望预备特工在进入学院前有至少三年分析方面的工作经验。

youdao

They are headquartered at the FBI Academy in Quantico in northern Virginia, although they train around the U.S. and can be deployed quickly anywhere.

NPR: FBI: Agents Fell To Deaths Training Off Va. Coast

We also do some education, a lecture down at Quantico at the FBI training academy to other agents and law enforcement personnel in some of the techniques we use here to profile hackers and to track them down.

BBC