National Center for Aerospace & Transportation Technologies

    About the Program

    Advance your career and industry knowledge by earning a certification provided by ASTM's National Center for Aerospace & Transportation Technologies (NCATT).


    The NCATT Certifications demonstrate the knowledge base of the advanced aerospace technician and promote integrity, safety, and professionalism in the aerospace workforce.


    NCATT certificates are an industry defined mechanism to identify professionals who demonstrate their knowledge through testing and commit themselves to the aerospace industry. Associations and professionals across every industry use these certifications to recognize qualified and competent individuals.


    NCATT Certifications and Endorsements

    -   Aircraft Electronics Technician

    -   Autonomous Navigation Systems

    -   Dependent Navigation Systems

    -   Radio Communication Systems

    -   Onboard Communications & Safety Systems

    -   Foreign Object Elimination

    -   Aerospace/Aircraft Assembly

    -   Unmanned Aircraft Systems Maintenance


    Learn about NCATT Certifications and Endorsements (Learn More)

    Find a Test Center

    See where you can get certified today! NCATT Exams are administered by CATS/Comira Testing Centers. You must contact CATS/Comira to schedule any NCATT exam at 1-800-947-4228. Payments for the exams will be made when you schedule.

    To locate a testing center near you call 1-800-947-4228 or visit! Click on the name of the exam you want to take and then locate the testing center near you.

    Training Providers

    List of accredited training providers (Learn More)


    Established in 1999, NCATT currently offers seven personnel certification programs and has issued more than 1,200 certifications and endorsements.

    Questions Concerning the Program

    Who is eligible to take the AET Certification? The NCATT AET certification examination is open to all individuals regardless of career field, training, education or experience.

    Where do I take the AET certification exam? Individuals may take the NCATT AET certification examination, through CATS/Comira Testing.

    Is the AET certification free of charge? A fee will be charged for each NCATT AET certification examination.

    How much is the exam fee? See the Testing Center information for up to date information.

    How many times can I take the exam in order to pass? There are no limitations on the number of times a technician may take the NCATT AET Certification examination.

    What do I need to score in order to pass the AET certification exam? The minimum passing grade for the NCATT AET Certification examination is 70%.

    How often must I renew my AET certification? Passing grades will automatically trigger lifetime NCATT AET certification for the individual.

    What happens if I score below the passing grade? Scores lower than 70% will require the technician to re-test no sooner than 30 days.

    When I pass the AET how soon can I take an endorsement exam? You cannot take an endorsement exam until you have received your NCATT Id Number. This typically takes 4-6 weeks.


    For any other questions please contact:


    Rick Hestilow

    Phone: 817-984-4743



    Lee Brewster

    Phone: 817-984-4741