Multilingual Customer Success Manager

New
Based in the United KingdomFull-TimeSenior
Salary not disclosed
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Job Details

Languages
Fluent business-level French and English (mandatory); native or fully bilingual proficiency in Spanish, Italian, or German.
Experience
7–10 years
Required Skills
Account ManagementCustomer Success

Requirements

  • 7–10 years of experience in Customer Success, Account Management, Media Strategy, Marketing Analytics, Consulting, or related fields.
  • Strong background in media agencies, AdTech/MarTech companies, marketing measurement platforms, or enterprise marketing teams.
  • Proven experience managing enterprise-level B2B accounts and senior executive relationships.
  • Deep understanding of media planning, performance marketing, and marketing measurement frameworks.
  • Strong knowledge of key media KPIs such as Reach, Frequency, ROAS, Incremental ROAS, Attribution, and MMM methodologies.
  • Ability to interpret complex analytical outputs and translate them into clear business recommendations.
  • Experience leading executive-level presentations, strategic reviews, and stakeholder workshops.
  • Excellent communication, relationship-building, and consultative advisory skills.
  • Strong ability to collaborate effectively with technical, data, and product teams.
  • Fluent business-level French and English (mandatory).
  • Native or fully bilingual proficiency in Spanish, Italian, or German depending on market needs.

Responsibilities

  • Own the full post-sale customer lifecycle, including onboarding, adoption, value realization, renewal, and expansion activities across enterprise accounts.
  • Serve as the primary strategic point of contact for senior marketing stakeholders, including CMOs, Media Directors, and Marketing Effectiveness leaders.
  • Guide clients through onboarding processes, ensuring accurate and efficient data collection across multiple media channels.
  • Translate Marketing Mix Modeling outputs into clear, actionable insights and strategic recommendations for media and business performance.
  • Lead executive business reviews, strategic presentations, and ongoing performance discussions with senior stakeholders.
  • Advise clients on media investment optimization, measurement strategies, and marketing effectiveness best practices.
  • Collaborate closely with data science, analytics, and product teams to ensure successful delivery and continuous improvement of client outcomes.
  • Monitor account health, proactively identify risks, and drive retention, upsell, and expansion opportunities.
  • Act as the voice of the customer internally, contributing insights to product development and roadmap evolution.
  • Educate clients on MMM methodologies, attribution frameworks, and media performance interpretation.
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