Through its subsidiaries, UHS operates inpatient acute care facilities, inpatient behavioral health facilities, outpatient and other facilities, nationwide virtual behavioral health services, an insurance offering, a physician network and various related services with physical locations in the U.S., Puerto Rico, Ireland and United Kingdom. Required Licensure/Certification Must have current, valid Certified Nurses Assistant certification, or be currently enrolled in accredited Registered Nursing program with completion of the 1st clinical curriculum semester.