NBSCETT certifies individuals in one of 14 global disciplines. Listed below are those 14 global disciplines and some examples of professions in each area.

1. Bioscience: agriculture; food processing; drug processing; fish and wildlife; fisheries; air, water, and land resources; landscape architecture pollution control.
2. Building: construction/building; architectural; naval architecture.
3. Chemical: applied chemistry; industrial chemistry; polymers (plastics); industrial hygiene; organic chemistry (gas and petroleum); corrosion and electrochemistry; environment and waste management; process instrumentation.
4. Civil: structural; transportation; fire protection; urban and regional planning;  environmental resources; geotechnical; architecture; landscape; marine.
5. Electrical: electrical machinery design; power and distribution; industrial electrical controls; physics.
6. Electronics: electromechanical; telecommunications; computer; bio-medical electronics; broad cast; audio-acoustics.
7. Forestry: wood products; pulp and paper.
8. Geomatics: geodesy; cadastral; photogrammetry; geographic information systems (GIS); remote sensing.
9. Industrial: industrial controls; industrial engineering; industrial management; quality control; computer applications; loss prevention; energy systems; fire protection;  industrial chemistry; industrial hygiene.
10. Information Technology: computer engineering technology; computer systems technicians; computer network technology; computer programming technology.
11. Instrumentation: industrial controls; nuclear power control; design; avionics.
12. Mechanical: mechanical engineering; design; manufacturing; HVAC and refrigeration; marine fluid power; textiles; mobile equipment; motive power; aeronautical; aerospace.
13. Mining: extractive; physical; mining; welding; geological; geophysical; resource planning.
14. Petroleum: resource planning; petroleum; gas; exploration; production; processing.