hey,

there are numerous course for which you can go for

you can go for master in technology in specialization of mechnical engineering

1. automobile engineering

2. industrial engineering

3. thermal engineering

4. product design and development

5. computer integrated manufacturing

6. manufacturing engineering

7. material technology

8. engineering design

9. computer aided design and manufacturing

10. energy engineering management

11. mechatronics engineering

or you can go for MBA  that will result to complete package of technology and management

hope this helps!