Senior Clinical Nurse, MAST provides direct nursing care during TDY assignments at IHSC-staffed facilities and supports nursing operations, training, policy, quality assurance, and clinical improvement projects. Requires RN licensure, BLS/CPR, 5+ years clinical/nursing management experience, readiness to travel, strong leadership, documentation, and communication skills. This position is only open to USPHS officers and Call to Active Duty (CAD) candidates.