Should Aeronautical Engineer Be Capitalized?

Proper nouns are capitalised in English. "Civil Engineering" is a proper noun - the specific engineering discipline taught in an Engineering university. So it should always be capitalised.

Are job titles capitalized?

Titles should be capitalized, but references to the job are not. For instance, if you are using a job title as a direct address, it should be capitalized.

Is aerospace engineering a proper noun?

You should only capitalize “engineering” or “engineer” when either word is part of a proper noun phrase such as the name of a school or institution. You should lower case either word, for example, if you are just talking about the career. Common nouns are not capitalized. Below are examples of how to use both words.