ER RN, Emergency Room RN, Emergency Department RN, ED RN, Travel ER Nurse, Travel RN, Travel Emergency Room Nurse, Travel ED RN, Registered Nurse ER, Registered Nurse Emergency Room, Travel Nursing, Hospital RN, Acute Care RN, Trauma RN, ER Travel Assignment, ER Travel Job, ER Nurse, Emergency Room Nurse, California Travel RN Jobs, Travel Nurse Simi Valley, CA. Arise CareStaff is looking to hire experienced Emergency Room (ER) Registered Nurse (RN) to work for our client healthcare facility in Simi Valley, CA.