Ability to appropriately respond to: fluctuations in specimen volume, unexpected situations or problems such as equipment, courier delays, or system failures, shift-to-shift hand-offs and continuity of workflow, STAT and time-sensitive specimen processing requirements, specimen integrity issues that exceed acceptable thresholds (e.g., labeling discrepancies, insufficient volume, improper collection, or transport). Interacts with phlebotomy staff, nursing staff, providers, couriers, reference laboratories, and other hospital personnel to resolve specimen-related issues and ensure timely, accurate testing.