A person does not actually become certified as a PCQI, although you will see many incorrect references to begin “certified”. Anyone can attend a recognized training course for the Preventive controls qualified individual and meet the training requirements for a PCQI.
There are no prerequisites, although a food safety background is useful. The course will teach you how to prepare a food safety plan that meets the requirements for FSMA. If you attend a recognized course you will receive an AFDO certificate that shows you have successfully completed the training that is required to be a PCQI.