Ability to follow written and verbal directions, read and understand technical bulletins and service manuals, work under time constraints, maintain alertness and concentration, work safely with potential electrical, chemical, radiologic, and biologic hazards using universal precautions. Specific vision abilities required by this position include without limitation, the ability to observe details at close range (within a few feet of the instrument), distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus in order to perform the essential service functions of this position.