Hello,
Government colleges in Odisha are:

1. IIT Bhubaneswar(Jee Main)

2. NIT Rourkela(Jee Main)

3. VSSUT Burla(OJEE)

4. CET Bhubaneswar(OJEE)

5. IIIT Bhubaneswar(Jee Main

6. IGIT Sarang(OJEE)

7. GCE Keonjhar(OJEE)

8. Parala Maharaj Berhampur(OJEE)

9. Government College of Engineering

Kalahandi
Private colleges in Orissa are:

1. National Institute of Science and

Technology

2. CV Raman Bhubaneswar

3. Gandhi Institute of Engineering and

Technology, gunupur

4. Gandhi Institute of Technology

Bhubaneswar(GIFT)

5. Kalinga Institute of Industrial

Technology Bhubaneswar

6. Silicon Institute of Technology

Bhubaneswar

7. Institute of Technology education

and research Bhubaneswar

8. Trident Academy of Technology

9. Orissa Engineering College
Hope it helps

Top engineering colleges are as follows :-
1)Gandhi engineering college, bhubaneswar
2)giet University, gunupur
3)ravenshaw University cuttak
4)kalinga institute of industrial technology
5)NIT rourkela

You can also click on the link mentioned below for more information.
https://engineering.careers360.com/colleges/list-of-engineering-colleges-in-odisha

Feel free to comment if you have any doubt
Good luck