A Certified Registered Nurse Anesthetist (CRNA) is required for locum tenens shifts in Frederick, Maryland, working Monday to Friday with no on-call duties. The role involves assisting in outpatient and pediatric cases under medical supervision, without autonomous practice or specific specialties such as OB, neuro, or cardiac anesthesia. Required credentials include CRNA certification, ACLS, BLS, and an MD license, with a credentialing process taking 30-60 days.