Hello,

After completion of your graduation you can pursue Master's Degree in the relevant discipline, and qualify UGC NET or state level SET in order to become assistant professor to teach at university level, you can also pursue your higher studies such as doing PhD and enrolled as JRF for which you'll get stipend for the same, in case of teaching at school level you have to pursue any  teaching training program, you can BEd that will be more suitable, with BEd and Master's you can become PGT English, and for this you need to appear for CTET conducted by CBSE, qualifying this exam you can apply for various government schools, and many reputed private schools too nowadays use this score for recruitment of teachers, there are also state level TETs which you can apply as well.