There is a crew chief on every crew. The crew chief is responsible for the all aspects of ambulance operation during the shift and is also responsible for training the rest of the crew. Drivers have spent time as both of the lower classes and may be eligible for crew chief training. Thirds have finished their probationary period and are full members. They assist in patient care and are eligible for driver training.
Probationary members are in their first semester on the corps.
They assist in patient care and are eligible for full member status at any time during their probationary period. All promotion decisions are made by the training committee which is composed of the crew chiefs and chaired by the chief medical officer.