A Marine Data Science job involves analyzing and interpreting ocean-related data to support research, environmental management, and industry applications. Professionals in this field use statistical models, machine learning, and GIS tools to study marine ecosystems, climate change, and resource management. They often work with large datasets from satellites, sensors, and autonomous underwater vehicles. These roles are found in government agencies, research institutions, and private companies focused on oceanography, fisheries, and maritime industries. Strong programming, data visualization, and domain knowledge in marine science are essential for success in this career.