The fraudulent LinkedIn messages and emails, which do not originate from any Executives LinkedIn account or of UnitedHealth Groups email domains, or those of any of its operating divisions, supposedly conducts an interview via a Zoom meeting, offers a work from home job at Optum, emails an application, sends a fake check by next day delivery through USPS and asks recipients to pay a vendor a large dollar amount. Provides support by preparing, setting up, calibrating, troubleshooting, and maintaining patient monitoring devices and anesthesia delivery systems before, during and after anesthesia, assisting with transporting, positioning, resuscitative efforts of patients, cleaning/disinfection/sterilization of work area/equipment, and supply/inventory management.