> for me to call my self a "Professional Engineer", I have to pass a test almost wholly focused on Civil Engineering
isn't true. The FE exam has a number of discipline options, including Electrical and Computer[0] and the PE exam is then done be discipline.
[0] https://ncees.org/wp-content/uploads/FE-Electrical-and-Compu...
https://ncees.org/engineering/fe/
So I could (but almost certainly won't) take the "Industrial Engineering" exam and focus mainly on IE topics:
https://ncees.org/wp-content/uploads/FE-Industrial-and-Syste...
List of Engineering Disciplines that can take the PE exam:
- Agricultural and Biological Engineering - Architectural Engineering - Chemical - Civil - Control Systems - Electrical and Computer - Environmental - Fire Protection - Industrial and Systems - Mechanical - Metallurgical and Materials - Mining and Mineral Processing - Naval Architecture and Marine - Nuclear - Petroleum - Structural