THE QUALIFIED OFFICER FOR THE INSTALLATION AND MAINTENANCE OF ELECTRICAL INSTALLATIONS (E.G. DISTRIBUTION OF CURRENT, LIGHTING, AIR CONDITIONING, AUDIO/VIDEO SIGNALS AND TELECOMMUNICATIONS, OPERATION OF REMOTELY OPERATED DEVICES, ALARMS, AUTOMATED SYSTEMS), OPERATES IN THE FIELD OF ELECTRICAL PLANT BUILDING AND OPERATES IN THE ORDINARY AND EXTRAORDINARY MAINTENANCE WORK, EXTENSION, TRANSFORMATION AND INSTALLATION OF ELECTRICAL INSTALLATIONS ON THE BASIS OF PROJECTS AND TECHNICAL REFERENCE SCHEMES.