Geiger Engineers is a company, not a population. It is an engineering firm specializing in structural design for complex architectural projects such as stadiums, arenas, and amusement parks.
2000 years
The kind of specialty jobs available for test engineers are electrical engineers, engineers,chemical engineers, physical engineers, power plant engineers,
Aerospace engineers build aircraft
Softwares.
Mechanical engineers are responsible for both.
PYRAMIDS
The most popular things they build are houses and buildings
The scientific term for people who make machines of any kind is "engineers." Engineers use principles of science and mathematics to design, develop, and build machines and systems that help solve various problems and improve our everyday lives.
Engineers make robots because it is their job. Along with engineers, Hackers make robots (not the computer hackers but the hackers who modify things). Overall anyone can build a robot, it is the engineers and hackers build them for a living.
Build dams etc
to do things humans can not do