Here is your list:

IIT -Madras

NIT - Trichy

MIT- Madras

College of engineering ,Anna University

VIT - Vellore

SRM University -Chennai

PSG college of engineering - Coimbatore

SSN college of engineering - Chennai

SASTRA University - Thanjavur

Amrita school of engineering - Coimbatore

Thiagaraja college of engineering - Madurai

Source : https://engineering.careers360.com/colleges/ranking/top-engineering-colleges-in-tamil-nadu