Top Engineering College in Telengana :  
1. IIT Hyderabad - Indian Institute of Technology (IITH)

2. NIT Warangal (NITW) - National Institute of Technology.
3. IIIT Hyderabad - International Institute of Information Technolog...
4. JNTU Hyderabad - Jawaharlal Nehru Technological University.
5 . University College of Engineering (Osmania Engineering University...
6. BITS Pilani  Hyderabad campus
7. CVR College of Engineering Hyderabad
.8 SRINIDHI Institute of Science and Technology
9.Mahatma Gandhi Institute of Technology
10.JNTUH College of Engineering
Go through each Colleges by visiting their respective websites. These are the top Colleges of Engineering in Telengana. So go through it properly.

Hey Syed, 

Top Engineering colleges in Telangana state (rank wise) :

• Indian Institute of Technology (IITH), Hyderabad
• NIT Warangal (NITW) - National Institute of Technology
• IIIT Hyderabad - International Institute of Information Technology
• JNTU Hyderabad - Jawaharlal Nehru Technological University
• University College of Engineering (Osmania Engineering University, Hyderabad
• Chaitanya Bharathi Institute of Technology, Hyderabad
• VNR Vignana Jyothi Institute of Engineering and Technology, Hyderabad
• CVR College of Engineering, Ranga Reddy
• Institute of Aeronautical Engineering, Hyderabad
• BVRIT Hyderabad College of Engineering for Women, Hyderabad
• Vardhaman College of Engineering, Hyderabad

Good Luck! 

Dear,

The top engg colleges in telengana are:
#Indian Institute of Technology HyderabadNIRF Rank: 9

#International Institute of Information Technology, HyderabadNIRF Rank: 38

#JNTUH College of Engineering, HyderabadNIRF Rank: 42

#National Institute of Technology WarangalNIRF Rank: 25

#BITS Pilani- Hyderabad Campus, Hyderabad

#BV Raju Institute of Technology, Narsapur

#CVR College of Engineering, Hyderabad

#Chaitanya Bharathi Institute of Technology, Hyderabad

#Mahatma Gandhi Institute of Technology, Hyderabad

#University College of Engineering, Osmania University, Hyderabad

#VNR Vignana Jyothi Institute of Engineering and Technology, Hyderabad

#Gokaraju Rangaraju Institute of Engineering and Technology, Hyderabad

You can find more info about these colleges on their site.Hope this helps!