Macaulay Osaisai, a system engineer at L3Harris Technologies with many years of system engineering experience; developing sensor systems. Previously, he developed autonomous sensor systems for seismic and geophysical applications. Areas of interest and expertise include system architecture, system modeling, embedded hardware and software systems, and low Size-Weight-and-Power (SWAP) systems. A Life Senior Member of IEEE, and a senior member of INCOSE. He is an evangelist for Model-Based Engineering/Digital Engineering; develops processes and procedures, and training materials for Model Based System Engineering.