Performs oversight tasks, in lieu of supervisor, on all clinical laboratory testing of various complexities, in a timely and efficient manner using various laboratory equipment, devices or via manual method in compliance with all HF policies and procedures, along with all pertinent federal and state accreditation agency requirements. Assists laboratory leadership in coordinating and maintaining a comprehensive quality control, improvement, quality assurance program, orientation, training, competency requirements, proficiency testing, supply management, document control to include writing & revising of policies and procedures.