Senior Data Quality & Snowflake Engineer

Salary: $123,000 - 163,000 per year Requirements:

• Strong experience with Snowflake and advanced SQL development
• Hands-on background in enterprise data migration, integration, and reconciliation
• Experience designing and implementing data quality controls, validation rules, and automated checks
• Strong knowledge of source-to-target mapping, data transformation, and field-level validation
• Experience developing ETL/ELT processes and applying modern data integration practices
• Proficiency in Python for data processing, automation, or validation
• Experience with AWS or comparable cloud-based storage and data environments
• Strong understanding of data profiling, cleansing, standardization, and duplicate detection
• Experience investigating data issues and conducting root-cause analysis
• Knowledge of data lineage, dependencies, and data integrity principles
• Experience creating exception reports and coordinating data remediation
• Experience supporting migration testing, production deployments, and post-implementation validation
• Strong analytical, troubleshooting, and cross-functional collaboration skills

• Design and implement data quality and validation processes for large-scale cloud data migrations
• Profile source data to identify issues with accuracy, completeness, consistency, duplication, and formatting
• Create SQL-based validation rules, reconciliation processes, and exception reports
• Perform source-to-target mapping, transformation analysis, and validation throughout the migration lifecycle
• Build and support ETL/ELT processes for data cleansing, transformation, integration, and migration
• Verify record counts, key data elements, transformations, and overall accuracy across source and target environments
• Investigate data quality issues, identify root causes, and coordinate remediation
• Automate data processing, validation, and quality checks with SQL and Python
• Develop reporting and monitoring solutions to track migration progress, exceptions, and data quality
• Support testing, user acceptance, production deployment, and post-migration validation
• Collaborate with data engineers, architects, analysts, and business stakeholders to define data quality and migration requirements
• Maintain data integrity, lineage, and dependencies across complex enterprise datasets

• AWS
• Cloud
• ETL
• Support
• Python
• SQL
• Snowflake
• AI
• LESS

More:

We are recruiting a Senior Data Quality & Snowflake Migration Engineer for a client in Boston, Massachusetts. We offer eligible employees medical, dental, and vision insurance; HSA and FSA options; a 401(k); and life, disability, and accidental death and dismemberment insurance. Salaried employees receive paid time off, while hourly employees generally do not unless required by law; hourly employees working on Service Contract Act projects are eligible for paid sick leave. Compensation depends on factors including education, qualifications, certifications, experience, skills, seniority, location, performance, union agreements, and business needs, and the stated range may change. Compensation is not considered earned or payable until it is earned, vested, and determinable, and this role is not eligible for bonuses, incentives, or commissions. We are an equal opportunity and affirmative action employer.

last updated 40 week of 2026