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Teja L.

Land Surveyor | GIS & UAV Mapping Specialist

Bandung, Indonesia

Global rank:

19,378 / 143,684

Skill pts: 5

3D Modeling MS Word 2010 Survey Data Processing topcon link 2010 Topographic Surveying

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About

I am an experienced Land Surveyor and GIS & UAV Mapping Specialist with extensive field experience in land surveying, topographic mapping, drone mapping, CAD drafting, and geospatial data processing.

My experience includes land measurement, topographic surveys, drone/UAV photogrammetry, orthomosaic generation, DEM/DSM processing, contour mapping, GIS digitizing, coordinate-based mapping, and CAD drafting.

I work with AutoCAD, ArcGIS, Global Mapper, Google Earth, and Microsoft Office, and I have practical experience working with Total Station, GNSS/GPS, and DJI drone platforms.

My services include:

• Land & Topographic Mapping
• UAV / Drone Mapping
• Orthomosaic, DEM & DSM Processing
• Contour & Elevation Mapping
• GIS Digitizing & Spatial Data Processing
• AutoCAD Survey Drafting
• Coordinate & Boundary Mapping
• Survey Data Processing and Visualization
• CAD/GIS Data Conversion and Cleanup

I have worked on field survey and mapping projects involving large project areas and multidisciplinary teams. I understand the importance of accurate data, clear deliverables, organized files, and professional communication.

I am available for remote GIS, CAD, mapping, and survey-data processing projects, as well as project-based collaboration.

My goal is to provide accurate, practical, and professional geospatial deliverables that meet the client's requirements and project specifications.

Experience

Freelance Chief Surveyor PT. Hegar Daya Consultindo · Freelance Jan 2011 – Present 15 yrs 7 mos Indonesia -Selected Project Experience – Civil Engineering, Water Resources & Surveying
-Experienced in supporting surveying, technical planning, and engineering projects for government agencies and public infrastructure projects across Indonesia.
[ Selected projects include: ]
*Detailed Engineering Design (DED) – Leuwisapi Irrigation Project, Tasikmalaya, West Java — supported technical planning activities for water resources infrastructure.
*Technical Planning for Weir Construction, Bulungan Regency, North Kalimantan — contributed to technical planning and survey-related activities for water resources infrastructure.
*Detailed Engineering Design – Government Office Area Development, Lingga Regency, Riau Islands — supported engineering and site planning activities.
*River Infrastructure Asset Inventory, East Sumba, East Nusa Tenggara — involved in field data collection and inventory of river infrastructure assets.
*Detailed Engineering Design – PDAM Service Improvement, Talang Kelapa, Banyuasin, South Sumatra — supported technical planning for a 150 L/s water supply capacity improvement project.
*Detailed Engineering Design – Cibeureum Watershed (DAS Cibeureum), Cimahi, West Java — supported survey and technical planning activities related to watershed infrastructure.
*Survey for Detailed Engineering Design – Aquaculture Pond Rehabilitation, Karawang, West Java — conducted survey activities for pond networks, drainage channels, and production access roads.
*Simultaneous Hydrometric Survey & Monitoring, Kapuas Regency, South Kalimantan — involved in hydrometric measurement, monitoring wells (Dipwels), and subsidence monitoring points.
*Review of Cilemer Irrigation Design (DE), Banten — supported survey and technical review activities for water
[ resources infrastructure. ]
These projects provided practical experience in field surveying, infrastructure mapping, water resources projects, technical data collection, engineering drawings, and project documentation.
UAV Survey & Geospatial Mapping Specialist Indonesian Ministry of Agriculture · Contract Jan 2026 – Jul 2026 6 mos South Jakarta, Jakarta, Indonesia I am a Land Surveyor and Drone/UAV Operator with hands-on experience in surveying, mapping, UAV data acquisition, and geospatial data processing.

I have practical experience conducting drone-based data acquisition for mapping projects and processing UAV imagery into orthophotos, DEMs, contour maps, and other mapping deliverables for project documentation and reporting.

In addition to drone operations, I have experience using AutoCAD and other surveying and mapping software. I am familiar with coordinate-based data, survey data processing and interpretation, mapping workflows, technical drawing, documentation, and field survey activities.

My experience combines practical field surveying with UAV mapping, CAD drafting, and geospatial data processing. I am comfortable working with project data from field acquisition through processing and final deliverables.

I am available for remote and project-based work involving:

• Land & Topographic Surveying
• UAV / Drone Mapping
• Orthophoto / Orthomosaic Processing
• DEM / DSM Processing
• Contour & Elevation Mapping
• GIS & Spatial Data Processing
• AutoCAD Drafting
• Survey Data Processing
• Coordinate & Mapping Data
• Technical Documentation and Reporting

I value accuracy, organized data, clear communication, and professional project delivery. I am also open to learning new tools and workflows, including 3D visualization and BIM-related applications, when required by the project.

Education

Graduate Certificate of Civil Engineering BACHELOR, Cilvil engineering, B 2002 – 2006 Activities and Societies: College Holds "B" accreditation status based on the decision of the National Accreditation Board for Higher Education (BAN-PT) of the Indonesian Ministry of National Education, No. 013/BAN-PT/Ak-IX/S1/VIII/2005 dated July 7, 2005, therefore, the title of Bachelor of Engineering (S.T) is conferred upon the holder.

Other experience

Water Resources / Infrastructure Survey Experienced in survey and technical support for water resources and infrastructure projects, including irrigation, drainage, river infrastructure, watershed mapping, hydrometric activities, and infrastructure asset inventory. Worked on projects involving government agencies and public infrastructure development in several regions of Indonesia.
Survey Data Processing Experienced in processing and interpreting field survey and UAV data into structured mapping deliverables. Able to organize coordinate data, generate mapping information, prepare drawings, and produce technical documentation based on project requirements.
GIS & CAD Specialist Experienced in GIS data processing, spatial data interpretation, digitizing, coordinate-based mapping, and CAD drafting. Proficient in AutoCAD and familiar with ArcGIS, Global Mapper, and Google Earth for mapping, data visualization, and technical drawing preparation.
Land Surveyor / Topographic Surveyor Experienced in land and topographic surveying, including field measurements, coordinate data collection, elevation surveys, area measurements, and preparation of topographic mapping data. Familiar with survey workflows, field documentation, and converting survey data into technical drawings and mapping deliverables.
UAV Survey & Mapping Specialist Experienced in UAV/drone data acquisition for surveying and mapping projects. Conducted aerial data collection and processed imagery into orthophotos, DEM/DSM, contour maps, and other geospatial deliverables. Experienced in preparing mapping outputs for technical documentation and project reporting.