Senior Data Quality Engineer
Listed on 2026-10-09
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Software Development
Data Engineering
Valiant Solutions is seeking a Senior Data Quality Engineer to join our rapidly growing and innovative team!
The Senior Data Quality Engineer specializes in validating complex enterprise data processing, transformation, migration, reconciliation, and reporting across the Air Hub. This role focuses on ensuring the integrity of highly complex environmental datasets supporting Ambient, Emissions, Regulatory and cross-program business processes.
Named one of the Best Places to Work in the Washington DC area for 12 consecutive years
, Valiant is proud of our employee-centric culture and commitment to excellence.
Must be able to obtain and maintain a Public Trust.
Required Experience- 10+ years database testing
- Advanced SQL skills
- Strong automation experience
- Experience validating ETL pipelines
- Experience with complex relational data models
- Experience with large-scale data migration testing
- Strong analytical skills
- Programming experience (Python preferred)
- Develop complex data validation strategies.
- Validate data transformations.
- Verify legacy data migrations.
- Build automated database validation scripts.
- Validate business rules.
- Support API testing.
- Validate event-driven data processing.
- Develop reconciliation reports.
- Partner closely with Data Architects and Data Engineers.
- Mentor junior testers.
Valiant Solutions is a security-focused IT solutions provider with public clients nationwide. Named one of the fastest growing privately held companies by Inc. 5000, Washington Technology’s Fast 50, and Washington Business Journal’s Best Places to Work in the D.C. area, Valiant Solutions prides itself on providing its employees with great benefits and career development opportunities. As a company, we are just as committed to growing careers as we are to building world-class IT solutions, all while enjoying an unparalleled work-life balance.
We are in a phase of tremendous growth and building the team that will take us to the next level. We seek people whose talents and accomplishments will contribute to a thriving company, who have the character to support their capacity, and can make a positive impact on our culture. Alongside our talented team, you’ll learn to think quickly on your feet and expand your own personal and professional skill set.
Our management team will inspire you to consider new perspectives and challenge you to become a better practitioner in the fast-paced industry of IT security. We hire people we respect – and we trust them to deliver results leveraging their expertise.
Valiant pays 99% of the Medical, Dental, and Vision Coverage for Full-time Employees Valiant contributes 25% towards Health Coverage for Family and Dependents
100% Paid Short Term Disability and Life Insurance Policy for Full-time Employees
100% Paid Certifications
401K Matching up to 4%
Paid Time Off Paid Federal Holidays Wellness & Fitness Program Valiant University – Online Education and Training PortalFSA programs for:
Medical Costs, Dependent Care, Transit, and Parking Referral Bonuses
The salary range for this position is a general guideline and not a guarantee of compensation or salary. It has been benchmarked in relation to the scope of the role, market rate, and internal equity. The salary for this role is expected to be in the $115,000- $135,000 range. Where a candidate falls within the band can be determined based on one or more of the following: skillset, experience level, achievements, education, geographic location, security clearance, involvement in corporate tasks, and other non-discriminatory factors.
In addition to the base salary, this role will include benefits as described above. Valiant reserves the right to…
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