Senior SQL Developer (Expert Level / FTE / Onsite)

NTT Data Americas, Inc. • Jersey City, NJ • 1h ago

Req ID: 375273

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.

We are currently seeking a Senior SQL Developer (Expert Level / FTE / Onsite) to join our team in Jersey City , New Jersey (US-NJ) , United States (US) .

Job Duties and Responsibilities:

"Please note that we are unable to consider candidates with active CPT, OPT, or OPT EAD status for this specific role."

We are looking for a seasoned Senior SQL Developer to join our data engineering team. In this role, you will serve as a subject matter expert in relational database design, development, and optimization - driving best practices across the organization and mentoring junior developers.

You will work closely with data architects, analysts, and business stakeholders to deliver robust, scalable, and high-performance data solutions.

Key Responsibilities

Design, develop, and maintain complex SQL queries, stored procedures, functions, triggers, and views across large-scale relational databases.

Perform deep-dive query performance tuning using execution plans, indexing strategies, query rewrites, and statistics analysis.

Identify and resolve bottlenecks, long-running queries, and resource-intensive operations in production environments.

Establish and enforce SQL coding standards, naming conventions, and best practices across the team.

Lead the logical and physical design of database schemas, including normalization, partitioning strategies, and data modeling.

Develop and maintain complex reports, dashboards, and data extracts for business intelligence and operational needs.

Monitor database health, performance metrics, and capacity planning to proactively address issues before they impact operations.

Manage database backups, recovery procedures, and ensure compliance with data retention policies.

Handle schema migrations, database upgrades, and patch deployments with minimal downtime.Implement and maintain database security, including role-based access control and data masking where required.

Required Skills & Qualifications

10+ years of hands-on experience writing and optimizing complex SQL in production environments.

10+ years of Deep expertise in at least one enterprise RDBMS platform - Microsoft SQL Server or Oracle (proficiency in both is a strong plus).

10+ years of Advanced knowledge of indexing strategies (clustered, non-clustered, covering indexes, columnstore), execution plan analysis, and query optimizer behavior.

10+ years of Proven experience with stored procedures, CTEs, window functions, dynamic SQL, cursors, and advanced T-SQL / PL-SQL constructs.Strong understanding of database design principles - normalization, referential integrity, partitioning, and data modeling (ER diagrams).

10+ years of Experience with ETL tools and data pipeline development (SSIS, Informatica, dbt, or equivalent).

Familiarity with high-availability and disaster recovery configurations (Always On, RAC, mirroring, log shipping).

Solid understanding of ACID properties, transaction management, and concurrency control.

LI-NorthAmerica

About NTT DATA

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.

Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client's needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact-us .

NTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-us . This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here (http://us.nttdata.com/en/compliance#eeos) . If you'd like more information on your EEO rights under the law, please click here (http://us.nttdata.com/en/compliance#know-your-rights) . For Pay Transparency information, please click here (http://us.nttdata.com/en/compliance#ppnp) .

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