Critical care nurse, CCU RN, intensive care nurse, ICU nurse, ICU nursing, ICU, intensive care, critical care, registered nurse, RN, R.N., nurse, nursing, healthcare, health care, patient care AMN Healthcare Nursing Job ID #3585456. As an Intensive Care Unit Registered Nurse, you will care for critically ill patients, monitor vital signs, and collaborate with a multidisciplinary team in the facility, which provides specialized acute care services.