# Geodetic Surveyors > Measure large areas of the Earth's surface using satellite observations, global navigation satellite systems (GNSS), light detection and ranging (LIDAR), or related sources. - Code: 17-1022.01 (O*NET-SOC; SOC 2018 17-1022) - Family: [Architecture & Engineering](https://foundation.org.ai/occupations#family-17), one of its 59 occupations - Tasks: 16 tasks (16 core) - Page: https://foundation.org.ai/occupations/17-1022.01 - JSON: https://foundation.org.ai/data/tasks/17-1022.01.json ## What the work is made of 1. Analyze control or survey data to ensure adherence to project specifications or land survey standards. Core task · Task 16299 · Rated by 27 occupational experts, August 2022 2. Conduct surveys to determine exact positions, measurement of points, elevations, lines, areas, volumes, contours, or other features of land surfaces. Core task · Task 16302 · Rated by 27 occupational experts, August 2022 3. Calculate the exact horizontal and vertical position of points on the Earth's surface. Core task · Task 16298 · Rated by 27 occupational experts, August 2022 4. Maintain databases of geodetic and related information, including coordinate, descriptive, or quality assurance data. Core task · Task 16295 · Rated by 27 occupational experts, August 2022 5. Verify the mathematical correctness of newly collected survey data. Core task · Task 16292 · Rated by 27 occupational experts, August 2022 6. Compute horizontal and vertical coordinates of control networks, using direct leveling or other geodetic survey techniques, such as triangulation, trilateration, and traversing, to establish features of the Earth's surface. Core task · Task 16297 · Rated by 27 occupational experts, August 2022 7. Plan or direct the work of geodetic surveying staff, providing technical consultation as needed. Core task · Task 16289 · Rated by 27 occupational experts, August 2022 8. Assess the quality of control data to determine the need for additional survey data for engineering, construction, or other projects. Core task · Task 16300 · Rated by 27 occupational experts, August 2022 9. Distribute compiled geodetic data to government agencies or the general public. Core task · Task 16290 · Rated by 27 occupational experts, August 2022 10. Request additional survey data when field collection errors occur or engineering surveying specifications are not maintained. Core task · Task 16293 · Rated by 27 occupational experts, August 2022 11. Read current literature, talk with colleagues, continue education, or participate in professional organizations or conferences to keep abreast of developments in technology, equipment, or systems. Core task · Task 16291 · Rated by 27 occupational experts, August 2022 12. Provide training and interpretation in the use of methods or procedures for observing and checking controls for geodetic and plane coordinates. Core task · Task 16288 · Rated by 27 occupational experts, August 2022 13. Prepare progress or technical reports. Core task · Task 16294 · Rated by 27 occupational experts, August 2022 14. Review existing standards, controls, or equipment used, recommending changes or upgrades as needed. Core task · Task 16287 · Rated by 27 occupational experts, August 2022 15. Compute, retrace, or adjust existing surveys of features such as highway alignments, property boundaries, utilities, control and other surveys to match the ground elevation-dependent grids, geodetic grids, or property boundaries and to ensure accuracy and continuity of data used in engineering, surveying, or construction projects. Core task · Task 16296 · Rated by 27 occupational experts, August 2022 16. Determine orientation of tracts of land, including position, boundaries, size, and shape, using theodolites, electronic distance-measuring equipment, satellite-based positioning equipment, land information systems, or other geodetic survey equipment. Core task · Task 16301 · Rated by 27 occupational experts, August 2022 ## More in Architecture & Engineering - [Aerospace Engineering and Operations Technologists and Technicians](https://foundation.org.ai/occupations/17-3021.00): 11 tasks - [Aerospace Engineers](https://foundation.org.ai/occupations/17-2011.00): 16 tasks - [Agricultural Engineers](https://foundation.org.ai/occupations/17-2021.00): 14 tasks - [Architects, Except Landscape and Naval](https://foundation.org.ai/occupations/17-1011.00): 24 tasks - [Architectural and Civil Drafters](https://foundation.org.ai/occupations/17-3011.00): 28 tasks - [Automotive Engineering Technicians](https://foundation.org.ai/occupations/17-3027.01): 18 tasks - [Automotive Engineers](https://foundation.org.ai/occupations/17-2141.02): 25 tasks - [Bioengineers and Biomedical Engineers](https://foundation.org.ai/occupations/17-2031.00): 30 tasks - [Calibration Technologists and Technicians](https://foundation.org.ai/occupations/17-3028.00): 15 tasks - 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