Senior Data Quality Engineer
Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Oct 7, 2026.
Position Description
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 AirHub. This role focuses on ensuring the integrity of highly complex environmental datasets supporting Ambient, Emissions, Regulatory and cross-program business processes.
Named one of theBest Places to Work in the Washington DC area for 12 consecutive years, Valiant is proud of our employee-centric culture and commitment to excellence. If you are interested in learning more about Valiant and this opportunity, we invite you to apply now!
This position allows for 100% remote work. Remote work requires a high level of trust in our employees, and we strictly adhere to the details outlined in our Remote Work Policy below.
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)
Responsibilities
- 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.
About Valiant Solutions
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. If you would enjoy working in a dynamic environment as part of a stellar team of professionals, then we invite you to apply online today.
Benefits Snapshot (includes, but not limited to) Valiant pays 99% of the Medical, Dental, and Vision Coverage for Full-time EmployeesValiant contributes 25% towards Health Coverage for Family and Dependents100% Paid Short Term Disability and Life Insurance Policy for Full-time Employees100% Paid Certifications401K Matching up to 4%Paid Time OffPaid Federal HolidaysWellness & Fitness ProgramValiant University - Online Education and Training PortalFSA programs for: Medical Costs, Dependent Care, Transit, and ParkingReferral 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 adjust the salary range, experience requirements, and position responsibilities at any time without prior notice.
Remote Work Policy
Remote work necessitates a high level of trust in our employees. To ensure that employee performance does not suffer in a remote work environment, all employees who telecommute are expected to have a quiet and distraction-free workspace with adequate internet, dedicate their full attention and availability to their job duties during working hours, and maintain a schedule during core business hours that align with those of their coworkers and Valiant's clients. In alignment with Valiant's inclusive and engaging environment, cameras are encouraged and can be required to be on during virtual video conferences. Additionally, in alignment with the Office of the Inspector General’s effort to eliminate conflicting employment, all Valiant employees are required to disclose any current or future outside employment engagements. During onboarding and throughout employment, employees must disclose any current activities or intent to engage in outside employment or other professional activities and obtain written approval. Employees may not solicit or conduct any outside business during core business hours for Valiant Solutions and our clients.
Equal Employment Opportunity
Valiant Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, genetic information, marital status, or veteran status, in accordance with applicable law.
Physical Demands
Sitting or standing at a desk for prolonged periods of time and consistent operation of a computer. Frequent communication and exchanging of accurate information via electronic communication, phones, and in person. Occasionally lift and/or move moderate amounts of weight, typically less than 20 pounds. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of the job.
Authorization to Share Resume and Personal Information
By submitting your resume for this position, you authorize Valiant Solutions to share your resume, as well as, personal information included on the resume, with its subsidiaries, affiliates and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education and experience. Should Valiant Solutions or its affiliates and teaming partners wish to initiate pre-employment discussions, you will be asked to complete an employment application and related employment documents.