The Designer IV - Mapper is responsible for coordinating mapping and spatial data activities across multiple projects, ensuring the integrity of geospatial data, and supporting multidisciplinary teams with routing studies, alignment development, environmental constraints mapping, exhibit preparation, land and right-of-way mapping, and construction support documentation. Overview: The Designer IV - Mapper serves as a senior technical lead responsible for the development, maintenance, quality control, and delivery of mapping and geospatial design products that support pipeline engineering, permitting, construction, operations, integrity management, and regulatory compliance activities.