A Hydrographic Survey Engineer is responsible for mapping and analyzing bodies of water, including oceans, rivers, and lakes. They use specialized equipment such as sonar, GPS, and echo sounders to measure water depth, seabed features, and underwater structures. Their work supports marine construction, navigation, environmental studies, and offshore projects. These engineers often collaborate with marine scientists, geophysicists, and civil engineers to ensure accurate data collection and analysis. The role requires strong technical skills, problem-solving abilities, and knowledge of hydrographic survey techniques and software.