Arise CareStaff is looking for an experienced Emergency Room (ER) Registered Nurse (RN) to work for our client healthcare facility in Lake Isabella, CA. RN, Registered Nurse, RN ER, RN ER Per Diem, RN ER California, RN CA, RN Jobs in California, RN Per Diem Job, RN Per Diem, Registered Nurse Job, RN Job Opening, RN CA Per Diem Job, RN Lake Isabella, CA Job.