Cognizant · 2 days ago
Data Quality Engineer
Dulles, VA
Full-time
Onsite
Senior Level, Lead/Staff
$115K/yr - $135K/yr
12+ years expCognizant is seeking a highly experienced Data Validation Lead with expertise in Data Warehousing, Data Quality, and Data Engineering. The role focuses on ensuring data integrity during system cutovers and migrations, troubleshooting discrepancies, and driving continuous improvement in data quality frameworks.
ConsultingIndustrial AutomationInformation TechnologySoftwareSoftware Engineering
Responsibilities
Design and implement robust data validation processes and scripts for source-to-target comparison during system cutovers and separations
Write, optimize, and execute complex Oracle, SQL, and Big Query queries and stored procedures across heterogeneous database environments
Perform schema and count validation, including record counts, schema fidelity, data types, and key relationships post-migration
Develop validation checks to confirm business transformation logic and custom mappings are correctly applied
Investigate and resolve data discrepancies, performing root cause analysis (RCA) for mismatches between source and target systems
Collaborate with Data Engineering, Application Development, and Business teams to communicate and resolve data quality issues
Maintain detailed logs of identified data issues, including reproduction steps and resolution progress
Leverage Data Validation Tool (Ignition) for validation and reporting
Contribute to automation of data validation test cases and reporting metrics
Establish KPIs for measuring data quality and migration success
Qualification
Required
Minimum of 12+ years of experience in Data Warehousing, Data Quality, or Data Engineering with emphasis on data validation
Expert-level proficiency in SQL, Oracle, and Big Query for data comparison and reconciliation
Deep knowledge of the full data migration lifecycle, including ETL/ELT processes
Proven ability to troubleshoot data quality issues and perform RCA in high-pressure environments
Benefits
Bonus eligibility based on performance
Comprehensive benefits package including health insurance, retirement plans, and paid time off
Company
Cognizant
Cognizant is a professional services company that helps clients alter their business, operating, and technology models for the digital era.
10001+ employees
H1B Sponsorship
Cognizant has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
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Trends of Total Sponsorships
2025 (11113)
2024 (11423)
2023 (13054)
2022 (13876)
2021 (12651)
2020 (28659)
Funding
Current Stage
Public CompanyTotal Funding
$0.24MKey Investors
Summit Financial Wealth Advisors
2025-03-08Post Ipo Equity
2016-11-18Post Ipo Equity· $0.24M
1998-06-19IPO
Leadership Team
Ravi Kumar S
Chief Executive Officer
Anil Cheriyan
CTO / EVP Strategy & Technology
Recent News
2026-01-06
2026-01-05
Company data provided by crunchbase