Step 1 : Introduction to the question "7. This type of engineer designs, develops, and tests aircraft, spacecraft, and missiles and supervises the manufacture of these products."
...1. Civil Engineer 2. Safety Engineer 3. Mechanical Engineer 4. Aerospace Engineer Aerospace engineers develop new technologies for use in aviation, defense systems, and space exploration, often specializing in areas such as structural design, guidance, navigation and control, instrumentation and communication, or production methods.