Multilingual Customer Success Manager

This is a remote position.

Currently, we are looking for a Senior Customer Success Manager to join a fast-growing marketing measurement platform helping enterprise advertisers optimize media investments through Marketing Mix Modeling (MMM).

In this role, you will own the post-sale client relationship from onboarding through renewal and expansion, acting as a trusted strategic advisor to CMOs, Media Directors, and Marketing Effectiveness teams. You will help clients translate complex measurement outputs into actionable media and business decisions while collaborating closely with internal data and product teams.

We are looking for a client-facing professional with strong media expertise, experience managing enterprise accounts, and the ability to bridge the gap between analytics and business strategy.


Your Duties

As a Senior Customer Success Manager, you will be responsible for:

• Owning the full post-sale customer lifecycle, including onboarding, adoption, renewal, and upsell activities
  
• Serving as the primary point of contact for enterprise clients across Europe
  
• Supporting clients during onboarding and ensuring smooth data collection across online and offline media channels
  
• Building and maintaining strong relationships with senior stakeholders, including CMOs, Media Directors, Marketing Effectiveness Leads, and agency partners
  
• Translating Marketing Mix Modeling (MMM) results into clear, actionable media and business recommendations
  
• Leading recurring strategic reviews, executive presentations, and business performance discussions
  
• Advising clients on media investment decisions and measurement strategies
  
• Coordinating with internal data, analytics, and product teams to ensure successful client outcomes
  
• Monitoring account health, identifying growth opportunities, and driving retention and expansion
  
• Supporting renewal discussions and commercial growth within existing accounts
  
• Acting as the voice of the customer internally and contributing to product improvement initiatives
  
• Educating clients on measurement methodologies, attribution concepts, and media performance best practices
  

Requirements

• 7–10 years of experience in Customer Success, Account Management, Strategic Consulting, Media Strategy, Marketing Analytics, or Measurement-related roles
  
• Experience working within media agencies, marketing measurement vendors, AdTech/MarTech companies, or in-house marketing effectiveness teams
  
• Proven track record managing enterprise B2B accounts and senior stakeholder relationships
  
• Strong understanding of media planning, media performance, and marketing measurement
  
• Deep knowledge of media KPIs including Reach, Frequency, Attribution, ROAS, Incremental ROAS, and MMM concepts
  
• Ability to interpret analytical outputs and translate them into business recommendations
  
• Experience conducting executive-level presentations and strategic business reviews
  
• Strong communication, relationship management, and consultative selling skills
  
• Ability to collaborate effectively with technical, data, and product teams
  
• Fluent business-level French and English (mandatory)
  
• Native or fully bilingual Spanish, Italian, or German, depending on the market
  

Salary: Competitive