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Job Title


Sr Python Developer


Company : Aarorn Technologies Inc


Location : Toronto, Ontario


Created : 2026-03-10


Job Type : Full Time


Job Description

Job Title: Sr Python Developer Location: Toronto, ON (3x onsite a week) Employment Type: Contract Pay Rate: CAD$55 - $65/HR INC Job Description Key Responsibilities Proficy Historian Configuration & Implementation Configure and support GE Proficy Historian in AWS cloud. Set up collectors such as SparkplugB and calculation collectors. Create, manage, and maintain historian tags including raw, calculated, and writeback tags. Python-Based Calculation & Tag Conversion Develop and maintain Python scripts/services to perform calculations on raw historian data. Convert raw tags into calculated tags and normalize units, formats, and naming conventions. Implement scheduled and event-driven calculations. Validate calculated values against engineering logic and source systems. Support versioning, testing, and logging for calculations. Downstream Application Integration Support Enable downstream teams to consume Proficy data using REST APIs, Historian SDKs, and OPC interfaces. Provide reusable Python utilities and templates for data consumption. Assist with tag discovery, performance tuning, query optimization, and data quality analysis. Monitoring, Troubleshooting & Support Monitor historian health, data latency, and calculation pipelines. Troubleshoot missing tags, stale data, calculation errors, and API/connectivity issues. Perform log analysis and root cause identification. Documentation & Collaboration Maintain documentation for calculation logic, tag mappings, and integration guides. Support knowledge transfer to onshore and application teams. Disclaimer: AI tools may assist in the recruitment process; however, all hiring decisions are made by the recruitment team based on a comprehensive evaluation of candidates. #J-18808-Ljbffr