There are a variety of different fields you can take in order to be and engineer who builds stuff. You can check out electrical engineering if you're interested in doing that.
the stuff that builds up on your fish tank is called ''algee''
an engineer is someone who builds something (e.g. a computer engineer builds computers, etc.
The type of engineer that builds bridges is called a structural engineer. A structural engineer typically builds bridges and other large buildings.
biomedical engineer
a design engineer makes and builds things for the neighborhood
A computer engineer.
They are called a computer engineer
a scientific engineer is someone really smart who builds things pertaining to science and technology.
an engineer
An idea is given to an engineer or technical engineer. The engineer calculates and designs on paper. He gives the technician the paper. The Tech. builds, troubleshoots, and modifies the circuit until the idea comes to fruition. A technical engineer both designs and builds the circuit from an idea.
Typically, the design and specifications are that of an architect.
It does stuff