Chemical engineers generally work in design operations or research departments of manufacturing companies as well as in engineering service companies.

Below are some industries where chemical engineers work

oil and gas- indian companies - ONGC,HPCL,BPCL, Indian oil corporation,GAIL

Non indian companies- royal dutch shell,Exxon mobil,BP, total, Chevron

chemical processing -

like manufacturing industrial chemicals

• Indian companies- tata chemicals,gujrat fluorochemicals ltd., Aarti industries
• Non-indian companies - BASF, DOWDupont inc.

pharmaceutical

• Indian companies-cipla,lupin,glenmark
• Non-indian- Pfizer,Roche,glaxosmithkline

Textile

FOOD

Agricultural

Nuclear energy

Space fuel processor

Uranium Recycler

Genetic pharmer

3-D food printer engineering

Galactic engineer

and list goes on....

So there are numerous of opportunities I'm chemical engineering

Good luck