Senior Technology Specialist / Developer to support a major GIS modernization initiative, migrating

Senior Technology Specialist / Developer (GIS / ArcGIS Enterprise)

Our public sector client is seeking a Senior Technology Specialist / Developer to support a major GIS modernization initiative, migrating and rebuilding business-critical applications from Esri ArcGIS Online to ArcGIS Enterprise 11.5. This role will play a key part in decommissioning the existing AWS GIS platform while developing modern web and mobile GIS solutions integrated with enterprise systems across the organization.

Contract: 12 months (with possible 12-month extension)

Location: Brampton, ON (Hybrid – minimum 2 days onsite per week)

Start Date: August

Work Environment

• Hybrid work model with a minimum of 2 onsite days per week.
• 35-hour work week (7 hours/day).
• Travel between client's locations may occasionally be required.
• Initial contract through August with a potential 12-month extension

Must-Have Qualifications

• University or college degree in Computer Science or Geography with a post-bachelor’s certificate or diploma in Application Development, GIS, or a related discipline.
• Esri web and mobile application development experience (or equivalent combination of education and experience).
• Minimum 5 years of experience mentoring and providing technical guidance to team members.
• Expert knowledge and proficiency with many of the following:
• ArcGIS 10.x/11.x Product Suite
• PowerBuilder
• Python
• Arcade
• Microsoft Visual Studio (C++, VB, C#, ASP.NET)
• Hands-on experience with:
• ArcGIS JavaScript API
• ArcGIS Desktop SDKs
• ArcGIS Pro 3.x
• ArcGIS Enterprise 11.x
• Strong experience with:
• Java
• XML, JSON, GeoJSON
• JavaScript & HTML5
• SOAP/REST Web Services
• Application/Web Servers
• SQL Server Enterprise Geodatabases
• Deep understanding of:
• Object-Oriented Design (OOD)
• Object-Oriented Programming (OOP)
• UML
• Model-Driven Architecture (MDA)
• Service-Oriented Architecture (SOA)
• Experience integrating complex desktop, web, and enterprise applications.
• Knowledge of Agile, SDLC, PMBOK, COBIT, and ITIL methodologies.
• Excellent analytical, communication, leadership, and problem-solving skills.

Mandatory Certifications

Candidates must possess both of the following:

• BA or BSc in Computer Science or Geography
• Advanced Diploma in Application Development or GIS

Failure to provide proof of both qualifications will result in disqualification.

Nice-to-Have

• Experience with:
• ArcGIS Online Assistant
• ArcGIS Enterprise Assistant
• Survey
• Experience Builder
• VertiGIS Web Studio
• VertiGIS Network Explorer
• High Availability Cloud Computing in Microsoft Azure.
• Azure DevOps experience.
• MA or MSc in Computer Science or Geography.
• Associate or Professional-level Esri certifications.
• Microsoft Azure development or administration certification.

Responsibilities

GIS Application Migration & Development

• Lead the migration, redevelopment, testing, and production deployment of GIS applications from ArcGIS Online to ArcGIS Enterprise 11.5.
• Design and build web and mobile GIS solutions integrated with enterprise platforms including EAM, CRM, and ERP systems.
• Develop scalable, high-quality applications using ArcGIS technologies and modern development frameworks.
• Support the decommissioning of the existing AWS GIS environment through successful migration activities.

Solution Design & Technical Leadership

• Design complex software architectures, including front-end, back-end, interfaces, connectivity, and infrastructure components.
• Prepare technical recommendations, development estimates, and solution designs for architects and project managers.
• Develop shared components and reusable frameworks across development teams.
• Mentor junior developers and provide technical leadership on complex issues and escalations.

Development & Integration

• Build applications using ArcGIS JavaScript API, ArcGIS Desktop SDKs, ArcGIS Pro, and ArcGIS Enterprise technologies.
• Develop integrations using Java, JavaScript, XML, JSON, GeoJSON, SOAP/REST APIs, and web services.
• Work with SQL Server Enterprise Geodatabases and related GIS data structures.
• Apply object-oriented design principles and service-oriented architecture best practices.

Testing & Production Support

• Develop and execute system, integration, and migration test plans.
• Prepare implementation, backup, recovery, and technical documentation.
• Troubleshoot complex production issues through root cause analysis and permanent resolution.
• Ensure production readiness and maintain high-quality deployments.

Continuous Improvement

• Research industry best practices and recommend improvements to GIS architecture and development processes.
• Identify opportunities to improve efficiency, automation, and technical standards.
• Maintain expertise in emerging GIS and cloud technologies.
• Collaborate effectively with project teams, architects, and business stakeholders.