Hackensack Meridian Mountainside Medical Center is an 820,000-square-foot facility that offers the latest medical programs, cutting-edge technology, and patient-focused care that includes 365 beds, 1,200+ employees and a 27-bed Emergency Room/Fast Track Unit. Responsibilities: The Charge Nurse—Medical/Surgical Unit has the leadership skills, authority, responsibility, and shift accountability for the delivery of nursing care through the use of the nursing process.