engineer
The French word 'ingénieur' is a noun used for a person who designs, builds, or maintains engines, machines, or structures. It is typically used in the same contexts as in English, whether referring to someone's profession or describing a character in a story.
My father is an engineer.
This is a simple declarative sentence, presenting the profession of the speaker's father which is an engineer in this context.
The engineer solved the complex problem.
This sentence demonstrates how professions can be used as the subject of a sentence. In this instance, the engineer solves a complex problem.
I want to become an engineer.
This sentence represents a wish or ambition of the speaker. In this case, the speaker's goal is to become an engineer.