Pushparaj S
Senior GIS & Remote Sensing Professional | Geospatial Analysis, Drone Photogrammetry, and Environmental Mapping
GIS Executive at Centre for Urbanization, Buildings & Environment [CUBE]
About
Experience
GIS Executive
Centre for Urbanization, Buildings & Environment [CUBE] · full time
Feb 2021 – May 2024 · 3 yrs 3 mos · Chennai
Developed GIS-enabled management information maps for industrial parks to support spatial visualization and management of industrial assets. Conducted rooftop area assessment for industries and supported recommendations for rainwater harvesting. Developed watershed maps for industrial locations to support water-resource and environmental assessments. Processed drone imagery using Pix4D Mapper for geospatial mapping and analysis. Applied Ground Control Points (GCPs) for image correction and generated DTM, DSM and orthomosaic products. Integrated GIS, drone and field-derived information to support geospatial and construction-management activities.
Junior Research Fellow – GIS & Remote Sensing
Sathyabama Institute of Science and Technology · full time
Oct 2017 – Sep 2019 · 1 yr 11 mos · Chennai
Developed base maps and watershed maps using Survey of India topographic sheets at 1:50,000 scale. Conducted GPS-based field surveys covering road cross-drainage structures, dug wells, borewells and lithological information. Collected and maintained tank water-level data and field observations for hydrological analysis. Conducted socioeconomic and field surveys and translated field observations into spatial datasets and thematic maps. Conducted geophysical surveys using an Earth Resistivity Meter through sounding and profiling methods. Processed satellite data from GLCF/USGS for Land Use/Land Cover change analysis. Developed thematic maps covering rainfall variability, soil, geology, relief, subsurface lithology, groundwater, geomorphology, fractures and bedrock. Analysed runoff potential and identified approaches to improve surface and groundwater availability.
Project Fellow – GIS & Spatial Analysis
University of Madras · full time
Nov 2012 – Sep 2017 · 4 yrs 10 mos · Chennai
Research Project: Transformation and Regeneration of Small Towns – Geographical, Socio-Economic & Ecological Perspectives, Chennai Metropolitan Region Developed a digital base map of the Chennai Metropolitan Area using topographic sheets. Developed census-based choropleth maps using ArcMap. Conducted socioeconomic field surveys and converted primary data into spatial outputs. Analysed Land Use/Land Cover changes using satellite data from GLCF/USGS. Developed rainfall variability, soil, geology and geomorphology maps. Used SPSS for socioeconomic data analysis. Integrated Google Earth and satellite data to analyse transformation and regeneration patterns across the Chennai Metropolitan Region
Senior GIS Engineer
Agira Technologies Solutions Private Limited · full time
Sep 2019 – Apr 2020 · 7 mos · Chennai
Performed GIS data preprocessing and transformation to prepare spatial datasets for downstream applications. Captured building and parking information and prepared land parcel datasets using satellite and hybrid imagery. Performed GIS quality checks and validation using QGIS to maintain spatial accuracy and data consistency. Prepared and uploaded spatial datasets in shapefile format for serverbased applications. Supported geospatial data preparation for location-based and weboriented applications.
Projects & Portfolio
Strategies to Harness Runoff from Mountainous Watersheds – A Case Study of Adiannamalai Hill, Tamil Nadu
Developed base maps and watershed maps using Survey of India topographic sheets at 1:50,000 scale. Conducted GPS-based field surveys covering road cross-drainage structures, dug wells, borewells and lithological information. Collected and maintained tank water-level data and field observations for hydrological analysis. Conducted socioeconomic and field surveys and translated field observations into spatial datasets and thematic maps. Conducted geophysical surveys using an Earth Resistivity Meter through sounding and profiling methods. Processed satellite data from GLCF/USGS for Land Use/Land Cover change analysis. Developed thematic maps covering rainfall variability, soil, geology, relief, subsurface lithology, groundwater, geomorphology, fractures and bedrock. Analysed runoff potential and identified
Transformation and Regeneration of Small Towns – Geographical, Socio-Economic & Ecological Perspectives, Chennai Metropolitan Region
Developed a digital base map of the Chennai Metropolitan Area using topographic sheets. Developed census-based choropleth maps using ArcMap. Conducted socioeconomic field surveys and converted primary data into spatial outputs. Analysed Land Use/Land Cover changes using satellite data from GLCF/USGS. Developed rainfall variability, soil, geology and geomorphology maps. Used SPSS for socioeconomic data analysis. Integrated Google Earth and satellite data to analyse transformation and regeneration patterns across the Chennai Metropolitan Region
First American Flood Data Services (FAFDS)
Evaluated and validated cadastral datasets, identifying missing, inconsistent and incorrect parcel information. Generated U.S. land parcel datasets using satellite and cadastral imagery for real-estate, tax and insurance applications. Performed first- and second-level GIS quality control and database validation. Used MS Access queries to identify and rectify discrepancies between existing and updated datasets. Performed edge matching and geometric correction to align spatial features across adjoining datasets. Applied GIS editing techniques including snapping and overshoot correction. Used AutoCAD Map and ArcMap for spatial editing and cadastral data processing. Prepared and uploaded spatial datasets in shapefile format to servers.
Skills & Endorsements
Education
M.Sc.
University of Madras · Spatial Information Technology
Jan 2004 – Jan 2006
B.Sc.
University of Madras · Geography
Jan 1999 – Jan 2002
GIS Software Proficiency
Languages
Pushparaj Shasn't published any blog posts yet.
Licenses & Certifications
NCC - "C" Grade
National Cadet Corps
Remote Pilot Certificate (RPAS – Rotorcraft, Small UAS)
Garuda Aerospace Private Limited | DigitalSky · Issued 2024-09-05
Remote Sensing, GIS & GNSS Training
Indian Institute of Remote Sensing (IIRS), ISRO - Department of Space, Government of India · Issued 2014-08-01