ETL Data Engineer - Assistant Vice President

ETL Data Engineer - Assistant Vice President

Location:

Mississauga, Ontario, Canada

Job Type: Hybrid

Posted:
May 12, 2026

The ETL Data Engineer is responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to application systems analysis and programming activities.

• Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
• Utilize in‑depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
• Operate with a limited level of direct supervision
• Advocate for continuous improvement, particularly in code quality, testability, reliability, and operational excellence
• Enthusiastic about rapid technological change and comfortable adopting new tools, platforms, and methodologies
• Capable of working across a broad technology spectrum, from legacy systems to modern big‑data and distributed platforms
• Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm’s reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency

• 5+ years of relevant experience
• Hands‑on experience with Ab Initio or any other ETL tools (required) on Unix/Linux and Windows platforms
• Strong knowledge of Data Warehouse and ETL architecture, design principles, and development methodologies
• Broad cross‑functional IT experience, including application integration and interface design
• Experience managing and resolving complex issues across ETL processes, SQL workloads, and Unix scripts
• Hands‑on database application development using Oracle and/or MySQL
• Working knowledge of messaging and streaming technologies such as JMS, MQ, or Kafka is preferred

• Proficient in Oracle databases (preferred) and strong working knowledge of Linux environments
• Advanced expertise in Unix shell scripting, SQL and PL/SQL development, and troubleshooting ETL pipelines
• Proven experience in performance tuning, benchmarking, throughput analysis, and capacity planning
• Experience designing and building shared frameworks and utility services, including logging, monitoring, and error‑handling
• Familiarity with Agile development methodologies (Scrum/Kanban preferred)
• Experience with change and release management processes
• Exposure to the Financial Services domain is strongly preferred
• Experience developing applications using Spark, Scala, Java or Python is a plus
• Working knowledge of messaging and streaming technologies such as JMS, MQ, or Kafka is preferred

• Bachelor’s degree/University degree or equivalent experience

Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

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