Internal candidates that do not meet the sales experience criteria above may be hired if they have demonstrated a sustained ability to meet the expectations of a sales role and have been in a sales support role for a minimum of 1 year OR have successfully performed within a Associate Territory Manager role. 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.