Manager - Data Operations and Reporting in London

Role purpose

Own the day-to-day operation of a global marketing taxonomy governance service. The role maintains approved taxonomy and metadata standards, manages controlled change, monitors compliance and helps markets and delivery teams apply naming and classification standards consistently. Working across business, media, data and reporting teams, the Manager ensures taxonomy supports reliable activation, measurement and reporting.

Key responsibilities

• Own and maintain taxonomy standards, data dictionaries, naming conventions, field definitions and guidance.
• Manage change requests from intake and assessment through approval, implementation and closure.
• Identify duplicate, conflicting or poorly defined values and protect taxonomy integrity.
• Chair the governance forum, maintain decision records and escalate material or ambiguous issues.
• Define compliance rules with data and reporting teams; review results and coordinate remediation.
• Assess downstream impacts across planning, activation, creative workflows, data and reporting.
• Confirm approved changes are implemented across relevant tools, datasets and reports.
• Deliver practical guidance and training to improve adoption and correct usage.
• Manage analysts or specialists, set priorities and assure work quality.
• Use compliance trends and stakeholder feedback to improve governance processes.

Experience and capabilities

Essential

• Experience in taxonomy, metadata, data governance, information management or data quality.
• Strong understanding of naming conventions, controlled vocabularies, data dictionaries and classification structures.
• Experience operating change-control, approval and governance processes.
• Ability to analyse compliance issues and coordinate corrective action.
• Strong stakeholder management across business and technical teams.
• Clear documentation, facilitation and written communication skills.
• Experience managing specialists, analysts or an operational workstream.

Desirable

• Experience in media, marketing data, campaign operations or digital advertising.
• Familiarity with campaign, placement, creative, asset or tracking taxonomies.
• Exposure to planning platforms, data pipelines, validation tools or BI reporting.
• Experience supporting multiple markets or regional teams.

Omnicom’s policy requires employees to work in the office for a minimum of three days a week, unless additional in-office days are directed by their agency or manager. Our objective is to increase this requirement over time, and many of our agencies as well as Omnicom’s corporate group already require five days of in-office attendance.

Omnicom is committed to hiring and developing exceptional talent. We agree that talent is uniquely distributed, and we’re focused on developing inclusive teams that can bring the best solutions to everything we do. We strongly believe that celebrating what makes us different makes us better together. Join us—we look forward to getting to know you.

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