Is Operation Theatre Technician (D.AOTT) a Good Career? https://www.santosh.edu.in/blog/is-operation-theatre-technician-(d.aott)-a-good-career Every successful surgery is the result of a carefully coordinated team. Surgeons and anaesthesiologists lead the procedure — but behind them stands a trained professional who ensures the operation theatre is sterile, equipment is ready, and everything runs without a hitch. That professional is an Operation Theatre Technician (OTT), and the Diploma in Anaesthesia and Operation Theatre Technology (D.AOTT) is the qualification that prepares them for this critical role.