Registered Nurse - Cardiac Progressive Care Unit Registered Nurse in Springfield, MA | Careers Department: Cardiac Progressive Care Unit Location:, Springfield, Massachusetts Job Type: Per Diem Make an Impact is seeking a Registered Nurse to join our Cardiac Progressive Care Unit, Springfield, Massachusetts. The Cardiac Progressive Care Unit is part of the Cardiac Interventional Unit, which is a 33-bed unit consisting of 12 Progressive Care Unit beds and 21 Acute Care beds.