Data Steward - People Platforms

The role

You will do hands-on master data stewardship for one or more enterprise data domains. Your work covers golden records, source system mappings, match conflicts and data governance standards.

What you will do

• Review, approve and correct master data records under governance standards
• Maintain golden records and make sure survivorship rules are applied correctly
• Investigate and resolve match conflicts, potential duplicates and merge exceptions
• Process new entity creation requests after validating source data against matching rules
• Manage mappings between source system entities and golden master records
• Support onboarding of new agencies and source systems into the MDM framework
• Apply data classification standards and review AI-generated classifications
• Act as the human-in-the-loop for AI-assisted matching, approving or rejecting proposed golden record updates
• Monitor data quality dashboards and remediate exceptions
• Provide first-line support for master data issues raised by business users

Required qualifications

• Experience in a data stewardship, data administration or master data management role
• Practical understanding of MDM concepts: golden records, matching, survivorship and entity resolution
• Proficiency in SQL for data investigation, validation and reporting
• Understanding of data governance principles, including data classification, ownership and stewardship workflows
• Willingness to work with AI and machine learning tools in day-to-day stewardship
• Attention to detail and the ability to identify and resolve data discrepancies methodically
• Strong organisational skills for managing multiple concurrent stewardship tasks
• Good communication skills for explaining findings to technical and business audiences
• Self-motivated with a proactive approach to resolving data problems

Nice to have

• Familiarity with enterprise MDM and data governance solutions such as Informatica MDM or Informatica Data Governance
• Experience working with ERP or HCM data such as Workday, SAP or Dynamics

Benefits

• Passionate, inspired people and a culture in which people can do extraordinary work
• Scale and opportunity to create, influence and complete projects at industry-leading scale
• Challenging and stimulating work with a group of creative problem solvers

Before you apply

• Accommodations or flexibility can be discussed with the hiring team during the interview process

About the company

WPP is a growth partner for the world's leading brands, combining media intelligence, data, creativity, production and strategic counsel. It works with major brands across 100+ markets.