Data4's Mission

Data4 creates Smart & Scalable digital facilities for our customers. Our network of highly connected, resilient and sustainable data center campuses underpins our customers’ digital growth in Europe.

Data4 Group finances, designs, constructs and operates its own data centers. Delivered through our data center campus model, we provide our customers with secure, scalable and high-performance data hosting solutions.

Data4 Values
- To be entrepreneurial – we are teams of doers who make things happen - with autonomy, energy and a sense of responsibility
- To always take responsibility – for our impact on the people we work with, the society we are part of, and the environment in which we operate
- To constantly be adaptable – our business is designed to adapt, answering not only today’s challenges, but also anticipating what’s coming next.

About the Role

Ensure customer satisfaction, retention, and growth by delivering proactive, high-value, and personalized support throughout the customer lifecycle within our data centers.

The Customer Success Manager (CSM)



is the primary point of contact for the client for all types of requests. They represent Data4 during the Operations/Run phase, which begins after contract signing and the delivery of the deployed customer scope.

As a member of the Sales Division, the CSM is responsible for the overall quality of service, especially service continuity.

Key Responsibilities

Client Onboarding & Relationship Management
- Lead client onboarding: kickoff meetings, portal access, training on key procedures.
- Ensure execution of DATA4’s contractual commitments.
- Share deliverables: KPIs, reports, documents.
- Prepare and lead customer meetings: steering committees, follow-ups, audits.
- Draft and distribute meeting minutes (internal and external).
- Manage customer communications (maintenance, events, incident management, improvement areas, technical work).
- Support clients during audits.
- Handle all customer re

📌 Senior Customer Success Manager for Strategic Accounts (Madrid)
🏢 Data4
📍 Madrid