Atos Group: Zagreb Data Center

The Zagreb Data Center is a mission-critical facility within Atos Group’s European infrastructure network, located in the capital of Croatia, a rapidly growing hub for digital transformation and IT services in Central and Eastern Europe. Positioned to serve both domestic and international clients, the data center delivers high-performance, secure, and sustainable computing environments that support enterprise workloads, cloud migration strategies, and regional edge deployments.

Strategic Location Benefits

• Geography: Situated in Zagreb, Croatia’s economic and administrative center, with access to major fiber routes across the Balkans and Central Europe
• Stability: Low natural disaster risk zone with reliable infrastructure
• Gateway Role: Acts as a bridge between Western European networks and Southeastern markets

Facility Characteristics

• Design Standards: Constructed to Tier III specifications, supporting concurrent maintenance without downtime
• Size & Scale: Approximately 5,000–6,000 square meters of IT-ready white space, scalable for future expansion
• Architecture: Modern, modular structure optimized for energy efficiency and airflow distribution
• Operational Model: High-availability systems with automated fault detection and remote management interfaces

Power & Environmental Controls

• Power Infrastructure:
• Redundant utility feeds from the municipal grid
• Onsite UPS systems and diesel generators (N+1 and 2N configurations)
• Cooling Systems:
• Indirect free cooling and precision air handling units
• Optimized for PUE (Power Usage Effectiveness) under 1.5
• Green Energy Integration:
• Uses renewable energy from Croatian energy markets where available
• Full support for Atos’ carbon-neutral commitments

Network & Connectivity

• Carrier-Neutral: Multiple Tier 1 and regional telecom providers present
• Interconnection:
• Low-latency cross-connects
• Peering access to local and European IXPs (Internet Exchange Points)
• Cloud Enablement:
• Direct access to major public clouds via Atos’ hybrid cloud services
• Ideal for multicloud and sovereign cloud deployments across Europe

Security & Compliance

• Physical Security:
• Multi-layer access control with biometric scanners
• Video surveillance, mantraps, and perimeter fencing
• Cybersecurity:
• Integration with Atos' global Security Operations Center (SOC)
• Threat intelligence and intrusion detection services
• Certifications:
• ISO 27001, ISO 20000, ISO 14001, EU GDPR compliance, and EN 50600
• Alignment with European data protection and sovereignty standards

Service Portfolio

• Colocation: Rack, cage, and custom private suites
• Managed IT Services: Server provisioning, monitoring, and lifecycle management
• Disaster Recovery: Geographic failover capabilities with other Atos European sites
• Cloud Services: On-prem, hybrid, and sovereign cloud frameworks
• Edge Readiness: Infrastructure and power density suitable for AI and edge computing

Sustainability & Innovation

• Eco-Friendly Design: Low carbon footprint through energy reuse and efficient cooling
• Monitoring: Real-time dashboards for energy, temperature, and capacity analytics
• Hardware Recycling: Sustainable e-waste and lifecycle practices in place
• Innovation Initiatives:
• Collaboration with Croatian tech incubators and universities
• Pilot projects in smart infrastructure and local AI compute hubs

Conclusion

The Zagreb Data Center stands as a regional stronghold for Atos Group’s data infrastructure, balancing enterprise-grade performance with European regulatory compliance and environmental responsibility. It supports businesses expanding into Eastern and Southeastern Europe while also serving as a resilient core for multinational clients pursuing cloud-first, hybrid, and edge-based architectures.