Professional Engineer

Professional Engineer is the term for registered or licensed engineers in some countries, including the United States and Canada, who are permitted to offer their professional services directly to the public. The term Professional Engineer and the phrase practice of professional engineering is legally defined and protected both in Canada — by the provinces — and the United States — by the states. In most jurisdictions only registered or licensed Professional Engineers are permitted to use the title, or to practice Professional Engineering.
See more at Wikipedia.org...