Must have working knowledge of using mathematics to solve problems, verify mathematical calculations, gather physical survey data, document technical design details, analyze physical, survey, or geographic data, survey land to measure or determine features, create maps, determine operational criteria or specifications, coordinate activities with suppliers, contractors, clients, or other departments or disciplines, direct surveying activities, train personnel on proper operational procedures, calculate geographic positions from survey data. Provide data relevant to the shape, contour, gravitation, location, elevation, or dimension of land or land features on or near the earths surface for engineering, construction, and other purposes.