Data Quality Analyst

Key Responsibilities

• Design and implement data quality rules, checks, and metrics across multiple data sources and pipelines.
• Write advanced SQL queries to perform data validation, profiling, and anomaly detection.
• Develop and maintain Python scripts to automate data quality assessments and reporting.
• Apply AI/ML techniques (e.g., clustering, outlier detection, pattern recognition) to identify hidden data quality issues and inconsistencies.
• Collaborate with data engineers, analysts, and business stakeholders to understand data flows and ensure data integrity.
• Build and maintain data quality dashboards and alerts to monitor ongoing data health.
• Document data quality processes, findings, and remediation steps in a structured and accessible format.
• Participate in the development of data quality frameworks and contribute to continuous improvement initiatives.
• Support AI/ML model teams by ensuring high-quality input data and identifying potential data biases or gaps.
  
  

Required Skills & Qualifications

• Bachelor’s / master’s degree in computer science, Data Science, Information Systems, or a related field.
• 3+ years of experience in data quality, data analytics, or data engineering roles.
• Strong command of SQL for data analysis and validation.
• Solid understanding of Data Warehousing concepts (ETL, schema design, data lineage).
• Proficiency in Python for scripting, automation, and data manipulation.
• Exposure to AI/ML techniques such as anomaly detection, clustering, or supervised learning.
• Experience with data profiling tools and quality monitoring platforms.
• Familiarity with cloud data platforms (e.g., Azure , snowflake)
• Excellent analytical, problem-solving, and communication skills.
  
  

Our Commitment to a Culture of Inclusion & Belonging

Ecolab is committed to fair and equal treatment of associates and applicants and furthering the principles of Equal Opportunity to Employment. We will recruit, hire, promote, transfer and provide opportunities for advancement based on individual qualifications and job performance in all matters affecting employment, compensation, benefits, working conditions, and opportunities for advancement. Ecolab will not discriminate against any associate or applicant for employment because of race, religion, color, creed, national origin,citizenship status, sex, sexual orientation, gender identity and expressions, genetic information, marital status, age, or disability.