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William Gilrain

Savannah, GA, USA

William Gilrain
+1 434 962 9600 | gilraiwd@gmail.com | Savannah, GA 31406
SUMMARY
GIS professional with over a decade of expertise in geospatial analysis and data management, specializing in GIS automation and spatial data governance. Proficient in Python scripting and Model Builder, enhancing GIS functionality and ensuring data accuracy for military and government projects. Adept at leveraging advanced GIS tools and techniques to support decision-making and strategic planning, with a strong focus on quality control, collaboration, and communication across diverse teams.
SKILLS
Geospatial analysis
Data management
Python scripting
ModelBuilder automation
Project management
Team collaboration
Technical documentation
Customer service
Quality assurance
Training and development
Problem solving
Data analysis
SQL development
Database management
Excel

EXPERIENCE
Geographer/IGI&S Program Manager, U.S. Army, January 2024-Current
Fort Stewart, GA
Serve as the IGI&S Program Manager for Fort Stewart, GA DPW - Master Planning.
Manage comprehensive GIS and related applications to meet installation-wide mapping and customer service objectives
Provide quarterly vector updates and submit quarterly reporting as part of the Installation Geospatial Information and Services (IGI&S)
Communicate effectively to advance future GIS conditions, identify training needs, and foster understanding
Coordinate with other branches and entities to incorporate their data into the GIS database
Prepare maps and documents to support various projects and initiatives
Oversee data management, ensuring accuracy, consistency, and accessibility of geospatial data
Develop tools using Python and Model Builder to enhance GIS functionality and user experience
Educate team members and other users on GIS concepts and best practices
CADD/GIS System Administrator, Tactica Solutions LLC, August 2022-December 2023
Fort Stewart, GA
Provide GIS support for Fort Stewart, GA DPW - Master Planning.
Prepare maps and documents to support various projects and initiatives
Assist with data management, ensuring accuracy, consistency, and accessibility of geospatial data
Develop tools using Python and Model Builder to enhance GIS functionality and user experience
GIS Analyst II, Spatial Engineering Inc, November 2015-August 2022
Rincon, GA
Managed GIS databases (FGDB and Oracle SDE) and maintained data using SDSFIE standards.
Performed quality checks, testing, and QA/QC to ensure data integrity and reliability.
Extracted and georeferenced utility data from as-built drawings and collected and processed GPS and drone imagery, providing accurate and detailed spatial data for various projects.
Developed and maintained several GIS websites for customers using Geocortex/ArcServer, Geoserver, and Express Server. Built applications using Geocortex to enhance user experience.
Conducted site selection analysis, mapping, and interior space analysis. Created official zoning maps, map books, and other local government-related products.
Assisted local governments with MS4 compliance.
Prepared various documents including SOPs, NCR/OFIs, Design Plans, Proposals, etc.
Streamlined processes through scripting (Python/Model Builder/TestComplete) and educated team members on GIS concepts and best practices.
GIS Field Technician, Aerotek & Clark Nexsen, January 2015-April 2015
Chesapeake, VA
Performed GPS field work for military housing across the United States.
Used Trimble Geo 7X units to collect GPS points of military housing and set up a base station for real time correction and post processing of data.
Drew building footprints in AutoCAD based on collected GPS points and laser measurements obtained in the field.
GIS Specialist I, CACI Inc, September 2013-September 2014
Charlottesville, VA
Worked with a team to complete an ArcGIS/AutoCAD project for military facilities, processing 56 million square feet of interior space. The project was completed ahead of schedule.
Processed old CAD/GIS linework using topology rules, formed polygons, assigned attributes, and checked georeferencing. Standardized data for loading into the data model.
Updated, standardized, and georeferenced outdated AutoCAD data in ArcGIS, ensuring accurate scaling of CAD models.
Created topology rules and databases, revised existing and created new polylines and symbology based on formatting standards. Formed polygons with added attributes and used complex scaling methods.
Developed tools in ModelBuilder and Python to increase the speed of the project.
Ensured precise georeferencing utilizing multiple sources including aerial imagery, Bing's bird-eye imagery, and Google Maps. Analyzed changes over time using Google Earth's historically relevant data.
Worked with AutoCAD 2013 to explode linework, combine linework from other drawings to create one drawing, and edit layers.
Created advanced workflow tracking spreadsheets in Microsoft Excel and workflow outlines in Microsoft Word. Made Microsoft PowerPoint presentations to answer data problems and queries to CACI managers and government personnel.
GIS/CADD Technician, The Timmons Group, July 2012-September 2013
Richmond, VA
Developed a method for GIS site search for stream and wetland mitigation using land use/land cover data, stream/wetland data, road network data, and LiDAR data.
Created tools using Python and ModelBuilder to speed up the workflow and increase efficiency.
Produced Conservation Easement Maps for stream and wetland restoration sites, providing essential visual aids for project planning and execution.
Performed various GIS and AutoCAD mapping tasks, contributing to the overall project goals.
Conducted various GIS technician work including data conflation, digitizing, and QA/QC, ensuring the accuracy and reliability of geospatial data.
EDUCATION AND TRAINING
B.S.
Geography, James Madison University, Harrisonburg VA May 2012
CERTIFICATIONS
GISP, 01/01/22 - 01/31/25
Part 107 Certification, 04/01/17 - 04/30/25
30-hour General Industry Safety and Health, 05/01/20
Rat tickling, 2025
Bear identification, 2025
PRESENTATIONS
Participation in GeoWerx collaboration at Society for American Military Engineers (SAME) Joint Engineer Training Conference & Expo 2019 & 2022
Presentation on Drug War in Mexico at International Association for Intelligence Education in Washington D.C May 2012
LINKS
linkedin.com/in/williamgilrain

William Gilrain

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