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William "Bill" Charles Ziesenitz is a distinguished FAA Designated Pilot Examiner (DPE) and veteran aviator based at Griffiss International Airport (KRME) in Rome, New York. With an aviation career spanning several decades, Ziesenitz has established himself as a cornerstone of the Central New York flight training community. He holds an Airline Transport Pilot (ATP) certificate and is an experienced Gold Seal Flight Instructor (CFI/CFII/MEI). As an active member of the Society of Flight Educators (SAFE), he frequently contributes to industry-wide discussions on improving flight instructor standards and candidate preparation.
Known for a thorough and practically-oriented evaluation style, Ziesenitz specializes in a wide range of checkrides, including Private, Commercial, Multi-Engine, and Flight Instructor certifications. His examinations are noted for their emphasis on deep systems knowledge, aerodynamics, and real-world decision-making. Throughout his thousands of hours in the cockpit, he has maintained an exemplary safety record, using his platform as an examiner to promote rigorous risk management. His previous background in regional flight instruction and safety mentorship continues to influence his reputation as a fair but exacting evaluator dedicated to producing proficient pilots.