Lead Data Platform Engineer

Citi; Jacksonville (FL); On-site; USD 126,000 - 189,000; Full time

Job summary

Citi is seeking an exceptional Lead Data Platform Engineer to guide the team in building scalable data solutions within the SQL Server ecosystem. You will manage VLDB environments, drive performance improvements, and mentor ETL developers while collaborating with the DBA group.

The role emphasizes data architecture, modeling, and secure data warehouses, leveraging Microsoft BI tools. Strong leadership and communication are required in a fast-paced environment at Citi.

Qualifications

• VLDB management experience with SQL Server 2019+
• Deep SQL Server development and DBA best practices
• Experience leading and mentoring ETL teams
• Strong data warehousing, modeling, and architecture knowledge

Responsibilities

• VLDB Management: develop and optimize VLDB solutions in SQL Server 19+.
• Performance tuning: lead query optimization and indexing strategies for high performance.
• Collaborate with DBA team to ensure best practices and reliability.
• Data Loading & ETL Leadership: oversee data loading and ETL pipelines using Microsoft BI tools (SSIS/SSAS).
• Data Architecture & Modeling: drive data warehouse design for scalability and security.
• Code Quality & Best Practices: perform rigorous SQL code reviews and enforce DBA standards.
• Database Security & Access Management: maintain entitlement models and implement TDE.
• AI-Powered Development: leverage AI tools for SQL refactoring and optimization.
• Mentorship: guide mid-level developers and analysts, assign work.
• Risk Assessment: ensure compliance and transparent issue escalation.

Skills

VLDB management

SQL Server

Performance tuning

Leadership

Mentoring

Communication

AI-powered development

Education

Bachelor's degree or equivalent

Master's degree preferred

Tools

SSIS

SSAS

MongoDB

CouchDB

Job description

We are seeking an exceptionally skilled and motivated Lead Data Platform Engineer, to guide our team in building robust, scalable, and high-performance data solutions primarily within the Microsoft SQL Server ecosystem. The ideal candidate will combine deep technical expertise in SQL Server development and database administration, with significant proven experience in managing Very Large Databases (VLDBs), along with leadership abilities to drive innovation, mentor junior talent, and ensure the delivery of high-quality data products that drive critical business insights.

Responsibilities

• Very Large Database (VLDB) Management:Managing, developing, and optimizing solutions forvery large databases, specifically withinSQL Server version 19 and above, ensuring high performance and reliability.
• Performance Optimization:Leading performance tuning efforts for SQL Server databases, including comprehensive query optimization, advanced indexing strategies, and overall database performance.
• Collaboration with DBA Team:Working closely with the dedicated DBA team to ensure adherence to best practices and operational excellence for VLDB environments.
• Data Loading & ETL Leadership:Overseeing and guiding robustdata loadingprocesses and ETL development, primarily utilizing Microsoft BI tools, to establish efficient data pipelines for large datasets. Mentoring other ETL developers in best practices.
• Data Architecture & Modeling:Applying advanced data modeling principles and driving data architecture decisions for data warehouses, ensuring data integrity, scalability, security, and optimal performance for VLDBs.
• Code Quality & Best Practices:Conducting rigorous code reviews for SQL (including stored procedures) to ensure quality, performance, and adherence to DBA best practices, particularly for large-scale operations.
• Database Security & Access Management:Maintaining and enhancing existing entitlement and permission models to ensure robust database security, including the implementation of database encryption methods such as Transparent Data Encryption (TDE).
• AI-Enhanced Development & Optimization:Leveraging AI tools to assist in SQL code refactoring, identifying performance bottlenecks, suggesting optimization strategies, and enhancing overall developer productivity.
• Mentorship:Serving as an advisor and coach to mid-level developers and analysts, including work allocation.
• Risk Assessment:Appropriately assessing risk in business decisions, ensuring compliance with laws, rules, and regulations, adhering to policy, applying ethical judgment, and escalating/managing control issues with transparency.

Recommended Qualifications

• 6 years of relevant experience in Apps Development or systems analysis with extensive SQL Server expertise.
• Very Large Database (VLDB) Expertise:Proven and extensive experience in developing, maintaining, and optimizing solutions forvery large databases(VLDBs) inSQL Server version 2019 and above.
• Performance Tuning Expertise:Demonstrated ability in performance tuning for SQL Server, including expert-level skills in query optimization, indexing strategies, and overall database performance enhancements.
• Data Modeling & Architecture:Deep understanding and practical experience in advanced data modeling principles, data architecture, and data warehouse concepts and design, ensuring data integrity, scalability, security, and optimal performance for VLDBs.
• Data Loading & Microsoft BI & ETL Architecture:Extensive experience withdata loadingprocesses and ETL development, primarily utilizing Microsoft BI tools (SSIS, SSAS). Proven ability to architect, design, and implement highly scalable and robust ETL pipelines for large data volumes.
• SQL Development Best Practices:Strong experience in SQL code reviews, fine-tuning stored procedures, and inculcating DBA best practices within development teams.
• Experience with NoSQL databases such as MongoDB or CouchDB.
• Database Security:Proven experience in managing database security, including maintaining and enhancing existing entitlement and permission models. Familiarity with database encryption technologies, specifically Transparent Data Encryption (TDE).
• AI-Powered Development:Ability to leverage AI tools for efficient SQL code refactoring, optimization, and identifying potential code improvements, thereby enhancing code quality and developer productivity within a SQL Server context.
• Project Management & Leadership:Experience in managing and implementing successful projects, with demonstrated leadership and project management skills.
• Communication:Consistently demonstrates clear and concise written and verbal communication.
• Nice to have: Python/Pyspark skills for data processing and analytics.

Education

• Bachelor?s degree/University degree or equivalent experience
• Master?s degree preferred

Job Family Group:

Technology

Job Family:

Applications Development

Time Type:

Full time

Primary Location:

Irving Texas United States

Primary Location Full Time Salary Range:

$125,760.00 – $188,640.00

In addition to salary, Citi?s offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.

Most Relevant Skills

Please see the requirements listed above.

Anticipated Posting Close Date:

Oct 05, 2026

Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate’s skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

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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