Work with various groups (Supplier Quality, Manufacturing, Service, Engineering, and Quality) to define the test requirements, and then design, develop, and implement Test hardware and software solutions to meet those requirements, for qualification, production, and service purposes. On any given day, clinicians utilize these ZOLL products for tens of thousands of cardiac patients around the world: LifeVest, the world's first wearable defibrillator, has been trusted to protect more than 1M patients at risk of sudden cardiac death.