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Open Systems Technologies

Data Integration Specialist

Hybrid

Mississauga, Canada

Senior

Freelance

28-10-2025

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Skills

Communication Python SQL Data Governance CI/CD Version Control Azure Data Factory Problem-solving Programming Databases git SQL Server Azure AWS Analytics CI/CD Pipelines

Job Specifications

Role Overview

We are seeking an experienced Data Integrator with advanced proficiency in SSIS (SQL Server Integration Services), SQL Server, and Python to design, build, and optimize robust ETL pipelines supporting financial and analytical data environments. The ideal candidate will play a key role in ensuring seamless data movement, transformation, and integration across multiple systems, while maintaining high performance, scalability, and data accuracy.

Key Responsibilities

Design, develop, and maintain ETL workflows using SSIS and SQL Server to support enterprise data integration needs.
Build and optimize data pipelines for extracting, transforming, and loading large datasets from diverse sources (databases, APIs, flat files, etc.).
Collaborate with business and technology stakeholders to understand data requirements and translate them into scalable technical solutions.
Implement Python scripts for advanced data transformation, automation, and quality checks.
Ensure data integrity, lineage, and auditability across financial systems and reporting environments.
Monitor, troubleshoot, and tune SSIS packages and SQL procedures for optimal performance.
Work with Git-based version control systems and participate in CI/CD workflows for automated deployment.
Produce technical documentation, data dictionaries, and process flow diagrams.

Required Qualifications

8+ years of hands-on experience in data integration and ETL development.
Strong command of SQL Server, SSIS, and T-SQL programming.
Proficiency in Python for data processing and automation.
Proven experience in finance or investment banking environments, handling sensitive and high-volume transactional data.
Familiarity with version control systems (e.g., Git) and CI/CD pipelines for data deployment.
Excellent analytical, problem-solving, and communication skills.

Preferred Qualifications

Solid understanding of financial data structures, reporting standards, and data governance principles.
Experience with cloud data ecosystems such as Azure Data Factory, AWS Glue, or similar platforms.
Exposure to data lake and data warehouse architectures.
Knowledge of financial instruments, trading systems, or portfolio management tools.
Experience integrating structured and unstructured data sources to support business intelligence and analytics initiatives.

About the Company

Open Systems Technologies is a tier-one vendor for the world's most competitive financial and technology companies, offering both full-time and contract recruiting services across the country. We offer a positive, entrepreneurial, high performing culture where all employees have the unique opportunity to run a full desk. Our office looks, feels, and operates like a start-up, but with the stability, clientele, and resources that only an industry veteran can provide. At our core, we are structured to be flexible. With over 3... Know more