Job Overview. If you are seeking a great place to work, are self-motivated and flexible, we need a PRN Registered Nurse for our Operating Room and Preop/PACU. No weekends, no major holidays, no call. As a. Registered Nurse in the Operating Room. Duties. Prepare operating rooms for surgery, including all necessary equipment and supplies, and clean and restock at end of day. Collaborate with the surgical team to ensure patient safety and optimal ou...