Shanmuganathan Engineering College boasts impressive and aesthetically pleasing buildings that capture the attention of those passing by on the national highway. Each department is housed in its own separate block, complete with spacious classrooms designed for optimal comfort and learning. The classrooms are well-ventilated, equipped with ample lighting, and feature comfortable seating arrangements. In addition to classrooms, each department is supported by dedicated laboratories, ensuring that students have access to well-equipped facilities for hands-on learning.The administrative office operates from a newly constructed, modern building that showcases state-of-the-art design and functionality. SEC also offers fully air-conditioned conference and seminar halls, complete with LCD and overhead projectors, making them ideal venues for hosting conferences, seminars, and other academic events.One of the highlights of the campus is the Pitchappa Auditorium, a magnificent structure with a seating capacity of 1,000. This auditorium is equipped with modern facilities, making it an excellent space for large gatherings, cultural events, and academic presentations

The infrastructure at SEC is designed to foster a productive learning environment while also offering comfort, convenience, and modern amenities to both students and staff.