Hey

You can change the branch after first year. In the second year you can change the branch. Most of the colleges have the provision to do that. There will be some criterias as well.Lateral Entry means you have the provision to directly enter into second year in btech after the diploma.

Aerospace Engineer at ISRO-

To become an Aerospace Engineer at ISRO,a candidate must have a degree in Aerospace Engineering. For that candidates must have passed 12th with Physics, Chemistry, and Mathematics or 3 years Engineering Diploma in any stream from any recognized board.

After the completion of the course, the candidates will get their Aerospace Engineering Degree approved by the All India Council for Technical Education (AICTE), Government of India. The degree allows the candidate to work as an Aerospace Engineer.

To become a space scientist in ISRO, you must pursue an engineering or science course. ISRO usually recruits professionals with a masters in mechanical, electrical or computer engineering or a PhD in Astronomy, Physics, or Mathematics.

On completion of the BTech/BE degree, the third candidates can give the ISRO Centralized Recruitment Board (ICRB) exam. The eligibility for taking this exam is that a candidate must hold a BTech or BE degree in Computer Science, Electronics, or Mechanical or any other related field with a minimum aggregate of 65% marks or 6.8 CGPA on a scale of 10. After clearing the exam, the shortlisted candidates have to appear for a written test and an interview round to join the organization successfully.

For those who have completed their Masters (MSc, ME or MTech) and PhD in related specializations.

On completion of the degree program, Some of the top MTech courses include, such as geophysics, geoinformatics, instrumentation, applied mathematics, etc. For applying directly to the ISRO, the selection process includes a written test and an interview. Clearing this, the candidates can secure a job as a scientist at ISRO.

One may apply for a position as a junior research fellow at ISRO, which allows them to conduct research as scientists and engineers.