AA meaning in Jobs ?

In the United States, certified anesthesiologist assistants (CAAs) are highly trained clinicians that practice medicine under the direction of licensed anesthesiologists to implement anesthesia care plans for a patient undergoing surgery. CAAs are integral members of the anesthesia care team as described by the American Society of Anesthesiologists (ASA). All CAAs possess a baccalaureate degree, and complete an intensive didactic and clinical program at a postgraduate level. CAAs are trained in the delivery and maintenance of all types of anesthesia care as well as advanced patient monitoring techniques. The goal of CAA education is to guide the transformation of student applicants into competent clinicians.