Possibly useful qualities/interests:

A predisposition towards technical problems, such as puzzles or machinery. An interest in the nature of how things work, such as the desire to disassemble machinery/gadgetry to unlock its inner workings.

An inventive side; one who uses the parts of other gadgets, to make a new personalised gadget. Interested in high tech gear: gadgetry of all forms.

A capacity to learn processes for oneself e.g. seeing a puzzle solved and then repeating it.

Skills: Technical subjects such as Maths or electronics. Programming is very accessible to anyone with a basic home PC and some internet connection so try it out and see if you like it.

Values: If you value the solving of an intricate, convoluted problem, for it's own sake and find that rewarding, then any engineering job will come easily.

Education: Firm basis in Maths and the sciences. People are hired into engineering positions here from backgrounds such as science and computing primarily.