Customer Success Manager – Mid-Market

Services

Gent / Gembloux / Vilvoorde

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As a Customer Success Manager – Mid-Market, you will be the trusted advisor and main point of contact for a portfolio of around 50–60 customers (typically €25K–€75K ARR). Your mission is to ensure these customers achieve measurable success, prevent churn, and uncover opportunities for growth. You are both a relationship builder and a growth driver, central to Corilus’s ambition to deliver excellence at scale. 

Challenge?

  • Manage the full customer lifecycle: onboarding, adoption, business reviews and renewals, as well as generating opportunities for upsell/cross-sell. 
  • Maintain regular, proactive contact with your customers to build relationships and manage expectations. Act as Single Point of Contact for escalations within your book of business.  
  • Monitor account health, identify risks early, and define mitigation plans. 
  • Collaborate with Sales and Marketing to identify and execute upsell or cross-sell opportunities. 
  • Collect and translate customer feedback into actionable insights for Product and Marketing. 
  • Organize webinars, trainings, or events to boost product adoption and customer engagement and support our digital segments as needed.  
  • Track and report on key success indicators: CSAT, churn, adoption, and portfolio growth. 
  • Coordinate internal resources (Support, Product, Technical delivery teams) to deliver solutions effectively, specially during the Onboarding phase.  

Profile?


  • 3-5 years of experience in Customer Success, Account Management, or a similar SaaS/tech environment. 
  • Proven experience managing a customer portfolio with a focus on renewals and expansion. 
  • Data-driven and analytical; you make informed decisions using metrics and insights. 
  • Strong communication and presentation skills, comfortable with senior stakeholders. 
  • Customer-focused, solution-oriented, and commercially minded. 
  • Skilled collaborator with cross-functional teams (Product, Marketing, Sales). 
  • Interest in healthcare or e-health is a strong advantage. 
  • Fluent in Dutch and English; good knowledge of French is a plus.
  • A structured and self-driven approach to managing complex accounts. 
  • Commercial awareness combined with a genuine care for the customer. 
  • Experience using CRM, Customer Success, and reporting platforms. 
  • Resilience, flexibility, and ownership in driving results. 


Offer:

  • Manage the full customer lifecycle: onboarding, adoption, business reviews and renewals, as well as generating opportunities for upsell/cross-sell. 
  • Maintain regular, proactive contact with your customers to build relationships and manage expectations. Act as Single Point of Contact for escalations within your book of business.  
  • Monitor account health, identify risks early, and define mitigation plans. 
  • Collaborate with Sales and Marketing to identify and execute upsell or cross-sell opportunities. 
  • Collect and translate customer feedback into actionable insights for Product and Marketing. 
  • Organize webinars, trainings, or events to boost product adoption and customer engagement and support our digital segments as needed.  
  • Track and report on key success indicators: CSAT, churn, adoption, and portfolio growth. 
  • Coordinate internal resources (Support, Product, Technical delivery teams) to deliver solutions effectively, specially during the Onboarding phase.  
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