Senior ESRI GIS Engineer (1 Year Contract)

We are seeking an experienced Senior ESRI GIS Engineer to design, develop, and maintain enterprise geospatial solutions using the ESRI technology stack. The successful candidate will play a key role in delivering scalable GIS platforms, developing spatial services, integrating multiple data sources, and providing technical leadership on geospatial architecture within an Agile development environment.

This is a hands-on technical role suited for a senior engineer with strong expertise in ArcGIS Enterprise, FME, spatial databases, and enterprise GIS application development.

• Design, develop, customise, and maintain enterprise GIS applications using the ESRI ArcGIS Enterprise platform.
• Build and manage scalable geospatial services, REST APIs, and spatial analysis capabilities.
• Design and implement FME Desktop and FME Server workflows for automated spatial ETL, data transformation, and system integration.
• Develop and optimise GIS services, spatial queries, and geospatial databases to improve system performance and reliability.
• Integrate multiple spatial data sources and maintain enterprise geospatial data pipelines.
• Develop GIS automation scripts using Python where appropriate.
• Participate in solution architecture, technical design, and technology selection for GIS platforms.
• Conduct code reviews and enforce software engineering best practices.
• Produce technical documentation, solution designs, and implementation guides.
• Troubleshoot complex GIS application, integration, and spatial data issues.
• Collaborate closely with software engineers, architects, business stakeholders, and cross-functional delivery teams.
• Support Agile ceremonies including sprint planning, technical discussions, estimation, and retrospectives.
• Provide technical guidance and mentorship to junior engineers and contribute to capability building within the GIS development team.
  

• Minimum 8 years of experience in GIS application development and enterprise geospatial solutions.
• Strong expertise across the ESRI ArcGIS Enterprise platform, including:
• ArcGIS Enterprise
• ArcGIS Server
• ArcGIS Portal
• ArcGIS Enterprise SDK
• ArcGIS Pro
• Extensive hands-on experience with FME Desktop and FME Server.
• Strong experience developing and consuming RESTful APIs for geospatial services.
• Solid understanding of spatial databases including Oracle Spatial and/or PostGIS.
• Experience with relational databases such as Oracle, MySQL, or Microsoft SQL Server.
• Proficiency in Python for GIS automation and scripting.
• Experience with JavaScript, including the ArcGIS API for JavaScript.
• Good understanding of GIS standards, web mapping technologies, and OGC standards.
• Experience using version control systems such as GitLab or equivalent.
• Familiarity with Agile software delivery methodologies.
  

GIS & Spatial Technologies

• ArcGIS Enterprise
• ArcGIS Server
• ArcGIS Portal
• ArcGIS Pro
• ArcGIS Enterprise SDK
• ArcGIS API for JavaScript
• FME Desktop
• FME Server

Programming

• Python
• JavaScript

Databases

• Oracle Spatial
• PostGIS
• Oracle
• MySQL
• Microsoft SQL Server

Integration & Services

• REST APIs
• SOAP Web Services
• Spatial ETL
• Spatial Data Transformation
• Spatial Analysis

Development Tools

• GitLab or equivalent version control systems
  

• Experience delivering GIS solutions for Singapore Government agencies.
• Familiarity with the Singapore Government Technology Stack (SGTS).
• Experience integrating with OneMap APIs.
• Understanding of government security requirements for spatial information systems.
• Exposure to cloud-based GIS platforms and services.
• Experience with spatial big data processing technologies.
• ESRI technical certifications.
• Experience developing or supporting 3D GIS applications.
  

Candidates should demonstrate experience in one or more of the following:

• Enterprise GIS platform implementation
• Development of geospatial services and spatial analysis tools
• Automated spatial ETL and data integration using FME
• Integration of multiple enterprise spatial data sources
• GIS platform modernisation and optimisation initiatives
  

The ideal candidate is a technically strong GIS professional who combines deep expertise in ESRI technologies with excellent problem-solving and collaboration skills. You should be passionate about delivering scalable, high-quality geospatial solutions while contributing to technical leadership, continuous improvement, and successful project delivery within a fast-paced Agile environment.