Hey,
Qualify GATE/NET/ JRF exams n apply for PhD in reputed research institutions like IISc , IITs, then ucanwork with theScientistthere n in some time u will become a Scientist. You can become a scientist after qualifying BARC (bhabha atomic research centre) examination.
CSIR NET:

You can prepare for CSIR NET Exam to become a Junior Research Fellow or Lecturer. CSIR NET is a national eligibility test for the candidates who are willing to pursue their career in Science Field. This Exam is a gateway of many opportunities Like

You can work in CSIR Labs or any other labs like DRDO , government or Private Labs.Pursue PhD.Become Lecturer.Become Research Fellow.& many more to be added



JEST

The Joint Entrance Screening Test (JEST) is a common qualifying test for admission to Ph.D. programmes in physics at more than 20 premier Indian research institutions, and a Ph.D. programme in theoretical computer science at the Institute of Mathematical Sciences.

The JEST is conducted to shortlist candidates. A fine score in the test does not automatically entitle one to get a research fellowship.



ISRO:

ISRO Centralised Recruitment Board (ICRB) which conducts an entrance exam.

Log on to ISRO's website and look for Vacancies/Recruitment option and check for any position of interest. Prepare for the exam well & clear Interview & Join ISRO.



DRDO:

Clear DRDO Entry Test. DRDO Entry Test consists of 150 objective type multiple choice questions and is of 2hours. The pattern of DRDO is different for different post.
Hope this helps
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