Description. Sign-On Bonus available for qualified candidates. Do you want to be appreciated daily. Our nurses are celebrated for being on the front line, empathetic for patients. At TriStar Centennial Medical Center our nurses set us apart from any other healthcare provider. We are seeking a(an) Radiation Oncology Nurse to join our healthcare family. Benefits. TriStar Centennial Medical Center, offers a total rewards package that supports the he...