Related curriculum -- Successful completion of a curriculum leading to a bachelors degree in an appropriate scientific field, e.g., engineering technology, physics, chemistry, architecture, computer science, mathematics, hydrology, or geology, may be accepted in lieu of a bachelor¿s degree in engineering, provided the applicant has had at least 1 year of professional engineering experience acquired under professional engineering supervision and guidance. Contacts include high level representatives both inside A TO organizations, including national program offices, ATS and Tech Ops District managers, Engineering and Technical services management and outside the ATO organizations, including Airports, National Defense agencies, contractors, etc.