Southeastern NC CRNA Locum Tenens Coverage Needed. Fulltime coverage needed! Minimum 3 weeks a month. Shifts: 3, 12- hour shifts (Typically 7a-7p with flexibility for 9a-9p or 11a-11p). Available night shifts too if wanted (7p-7a). Need to do 2 weekend shifts per month. A weekend shift is either Friday, Saturday, or Sunday.