This document provides details about Petko Vasilev Abadzhiev including his personal information, education, qualifications, and extensive work experience in aircraft maintenance and repair. He graduated from Technical University Sofia in 2013 with a degree in Transport Technic and Technology. Since then, he has held various roles such as aircraft mechanic for Lufthansa Technik Sofia and aviation sheet metal worker, performing repairs on aircraft including Airbus and Boeing models. He also has qualifications in sheet metal work, aircraft inspections, and computer database maintenance.