Areas include:

Chemical engineering.
Compressor.
Concept selection.
Corrosion.
Facilities.
Facilities engineering.
Field development.
Flow assurance.
FPSO and FSO.
Gas and oil.
Offshore and onshore.
Material selection.
Pipelines and piping.
Platforms.
Process engineering.
Project engineering.
Risers and subsea.
Topsides and upstream.