Sr. Marketing Effectiveness Manager (MMM) - Europe at Mars | GB | Rezi

Sr. Marketing Effectiveness Manager (MMM) - Europe at Mars

Sr. Marketing Effectiveness Manager (MMM) - Europe

Mars · GB

2 weeks ago

Sr. Marketing Effectiveness Manager (MMM) - Europe

Mars · GB

16 days ago
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About the Role

The Sr. Marketing Effectiveness Manager is responsible for the successful delivery, adoption, and continuous improvement of the Marketing Mix Modelling (MMM) capability across their region. This role acts as the regional owner, leading the end-to-end execution of the regional roadmap, ensuring high-quality model delivery, stakeholder engagement, and business value realization. The Senior MMM Manager serves as the primary business partner for markets, translating MMM insights into actionable business decisions and embedding them into marketing planning and investment processes.

Responsibilities

  • Own and execute the regional MMM roadmap, ensuring delivery milestones, priorities, and business commitments are achieved.
  • Lead programme planning, governance, and execution across all markets within the region.
  • Facilitate working groups, steering meetings, and project governance forums.
  • Monitor programme progress, proactively managing risks, issues, dependencies, and mitigation plans.
  • Produce regular status reporting and provide clear escalation of risks and decisions to regional and global leadership.
  • Coordinate cross-functional activities across markets, Digital, Data, vendors, and business stakeholders to ensure successful delivery.
  • Lead the end-to-end execution of MMM studies across assigned markets.
  • Partner with market teams, Digital, and Vendors to ensure data quality, business validation, and model readiness prior to modelling activities.
  • Review model outputs, challenge results where appropriate, and ensure analytical quality before business release.
  • Develop market-specific insight reports and strategic recommendations based on modelling outcomes.
  • Support quality assurance and validation of outputs within MMM platforms and reporting tools.
  • Act as the primary MMM business partner for regional marketing, media, and commercial teams.
  • Facilitate insight workshops and business review sessions to support interpretation and application of MMM findings.
  • Capture business requirements and translate market needs into product enhancements and capability improvements.
  • Drive adoption of MMM recommendations within annual planning and media investment decisions.
  • Build trusted relationships across markets and act as the regional advocate for the MMM capability.
  • Maintain and prioritise the regional backlog of enhancements, data improvements, and capability requirements.
  • Identify opportunities to improve data quality, modelling processes, and business adoption.
  • Partner with the Global MMM Operations & Governance Manager to ensure regional improvements align with global standards and product roadmaps.
  • Contribute regional learnings, feature requests, and innovation ideas to support the evolution of the global capability.
  • Ensure regional documentation, process maps, and knowledge assets remain current and consistent.
  • Ensure all regional activities comply with global governance, modelling standards, and operating procedures.
  • Own regional adoption, training, business outcomes, and value delivered through the MMM capability.
  • Support the measurement and reporting of regional performance against defined KPIs.
  • Share best practices, lessons learned, and successful case studies with the global MMM community.

Requirements

  • 6–10+ years' experience in Marketing Mix Modelling, marketing analytics, commercial analytics, or marketing effectiveness.
  • Proven experience delivering end-to-end MMM projects from business requirements, data preparation, data science through to business recommendations.
  • Demonstrated and strong project management, stakeholder management, and communication skills.
  • Experience working directly with MMM vendors or analytics consultancies.
  • Experience working across multiple markets within a regional or global organisation is highly desirable.
  • Ability to interpret modelling outputs and translate findings into actionable business recommendations.

Experience Level

  • 6-10+ years

Benefits

  • Company bonus

About the Company

  • Work with diverse and talented Associates, all guided by the Five Principles.
  • Join a purpose driven company, where we’re striving to build the world we want tomorrow, today.
  • A strong focus on learning and development support from day one, including access to our in-house Mars University.