Structural Engineering

Go through the link below for details:
https://www.shiksha.com/b-tech/ranking/top-civil-engineering-colleges-in-Maharashtra/53-2-114-0-0
For colleges in Gujarat, filter the state in the above link.

Yes, you are eligible.
Admission for ME in PSG College of Technology is through counselling based on the rank/ score obtained in Tamil Nadu Common Entrance Test (TANCET).
First preference will be given to candidate with valid GATE score.
Details: https://www.shiksha.com/engineering/course/m-e-in-structural-engineering-psg-college-of-technology-coimbatore-270624

Top colleges in Mumbai which offer part-time M.Tech courses in structural engineering are mentioned below:
1) Sardar Patel College of Engineering
2) Suvidya Institute of Technology
3) Mukesh Patel School of Technology Management & Engineering
4) K. J. Somaiya College of Engineering
5) M. H. Saboo Siddik College of Engineering
Regards.

Dear Rich, if you are considering Civil Engineering in Canada then the options include
University of Calgary (Schulich School of Engineering )
University of Alberta
Western University
Concordia University and
McGill University.

Experience certificate from the employer is required.
The institute will conduct interview, and written test (if required).
Valid GATE score, if any would be an additional benefit.