GIS Technical Lead (Ref: 5808)

Estrada Consulting, Inc; Sacramento (CA); On-site; USD 110,000 - 150,000; Full time

Job summary

Estrada Consulting, Inc. is seeking a seasoned GIS / Data Architect to design and maintain a map-based web application that blends geographic, transit, demographic, and analytical data.

You will translate complex spatial information into clear visualizations and scalable data models. Responsibilities include preparing and validating GIS datasets, coordinating with stakeholders, and developing repeatable processes for refreshing annual spatial data while ensuring accessibility and effective

Qualifications

• Experience with GIS datasets in interactive dashboards or web mapping.
• Proven ability to prepare and validate geographic layers and join spatial with tabular data.
• Knowledge of coordinate systems, spatial identifiers, and temporal-spatial data.
• Experience with corridor, transportation, demographic, or planning datasets preferred.
• Familiarity with ArcGIS, QGIS, PostGIS desirable but not required.

Responsibilities

• Prepare, integrate, and validate GIS and spatial datasets for interactive mapping and dashboard applications.
• Work with geographic data including points, lines, polygons, transit corridors, neighborhoods, and other geographic boundaries.
• Perform spatial joins and integrate geographic information with demographic, displacement, and other analytical datasets.
• Support interactive mapping capabilities including filtering, selection, highlighting, tooltips, zoom, and geographic drill-down.
• Ensure consistency of geographic identifiers, coordinate systems, spatial relationships, and mapped analytical results.
• Apply effective cartographic and visualization practices for both public-facing and internal audiences.
• Develop repeatable processes for refreshing annual spatial and analytical data.
• Document GIS data sources, structures, transformations, assumptions, and refresh procedures.

Skills

GIS analysis

Data visualization

Spatial data modeling

Spatial joins

Coordinate systems

Tools

ArcGIS

QGIS

PostGIS

SQL

Python

Job description

GIS / Data Architect (Ref: 5808)

We are seeking an experienced GIS / Data Architect to support the development of an interactive, map-based web application that integrates geographic, transit, demographic, and analytical data. The ideal candidate will have hands-on experience preparing spatial datasets for interactive dashboards and translating complex geographic information into clear, usable visualizations.

Key Responsibilities:

• Prepare, integrate, and validate GIS and spatial datasets for interactive mapping and dashboard applications.


• Work with geographic data including points, lines, polygons, transit corridors, neighborhoods, and other geographic boundaries.


• Perform spatial joins and integrate geographic information with demographic, displacement, and other analytical datasets.


• Support interactive mapping capabilities including filtering, selection, highlighting, tooltips, zoom, and geographic drill-down.


• Ensure consistency of geographic identifiers, coordinate systems, spatial relationships, and mapped analytical results.


• Apply effective cartographic and visualization practices for both public-facing and internal audiences.


• Develop repeatable processes for refreshing annual spatial and analytical data.


• Document GIS data sources, structures, transformations, assumptions, and refresh procedures.

Qualifications:

• Demonstrated experience working with GIS and spatial datasets in interactive dashboards, web mapping, or data visualization solutions.


• Experience preparing and validating geographic layers and integrating spatial and tabular data.


• Knowledge of spatial joins, geographic identifiers, coordinate systems, and temporal‑spatial data.


• Experience with corridor, transportation, demographic, planning, or similar geographic datasets is preferred.


• Experience with GIS technologies such as ArcGIS, QGIS, PostGIS, or comparable platforms is desirable but not required.


• Strong understanding of map usability, data visualization, and accessibility considerations.