A Geosynthetics job involves working with synthetic materials used in civil engineering, construction, and environmental projects to improve soil stability, drainage, and erosion control. Professionals in this field design, test, and implement materials such as geotextiles, geomembranes, and geogrids for applications like road construction, landfills, and retaining walls. Roles may include engineering, technical sales, project management, or quality control. Expertise in geotechnical engineering, material science, and construction practices is often required.