MSC Photonics is good as long as you have a kinda scientist's mind. It's research oriented. Not good if salary is all that you want. ISRO is one of the top recruiters! If you are passionate about Optics, then go on! It's certainly enjoyable and easier to get than other courses!
Research facilities as well as other departments of the Indian government take in graduates of photonics. It is also possible for graduates of photonics to get jobs with the defense sector as photonics can be employed for the manufacture of computer hardware and weaponry. As to join any of the sectors mentioned above, students will be required to appear for an admission test that is carried out by the UPSC.
Some of the foremost companies in the field of Photonics in India are
Advanced Photonics
Eagle Photonics (Bangalore & Chennai)
J2 Optronics
John .F. Welch Technology Centre (Bangalore)
Kwality Photonics Private Limited
Optiwave Photonics Limited (Hyderabad)
Sahjanand Technologies Private Limited
Sphereoptics
Sterlite Optical Technologies Limited
Research facilities in universities, corporate and other areas require experts in photonics. Aspirants will get key positions in organizations as these. Apart from this, photonics companies that develop optical components & systems take in graduates of photonics to design, create as well as test the consistency of photonics components. The remuneration of the aspirants will be based on their proficiency, job profile as well as the type of the firm that takes them in.