The Tiruchirappalli Main Campus of J.J. College of Engineering and Technology (JJCET) serves as the primary hub for engineering education in central Tamil Nadu. Established in 1994 and spanning over 100 acres adjacent to NH45, the campus focuses on delivering industry-relevant programs in engineering, technology, and management. With modern laboratories, research facilities, and a commitment to innovation, it prepares students for dynamic careers through hands-on training, projects, and collaborations with leading companies like Infosys, Zoho, and IBM.