The study focused on redefining the tertiary education learning environment for greater productivity in the post-COVID-19 era in Nigeria. The paper indicated that redefining the tertiary education learning environment involves the shift from the traditional learning environment to the digital learning environment by providing a computer-generated environment that will support analytic thinking, collaboration and creativity. Also, a platform that can enhance the accessibility of education anywhere, at any time with a flexible learning environment. The study concluded that for greater productivity in the post-COVID-19 era, Nigeria's educational system should integrate information technology in teaching and learning. The study among others suggested that the non-governmental agencies and multi-national companies should collaborate with educational institutions in training and retraining lecturers on educational technology and software design.