Principal Support Engineer (L3, Edge Cloud)

G-CORE INNOVATIONS SOCIETE A RESPONSABILITE LIMITEE is a global provider of infrastructure and software solutions for AI, cloud, network, and security, with 210+ edge locations, 50+ cloud regions, and thousands of GPUs. The company collaborates with technology partners such as Intel, NVIDIA, Dell, and Equinix, delivering platforms that power digital products worldwide. The team consists of over 550 professionals building infrastructure and software supporting the digital ecosystem.

• 5+ years of experience in Cloud infrastructure support, system administration, or technical operations.
• Strong understanding of Cloud technologies: Compute (VMs, Containers, Kubernetes), Networking (VPCs, load balancers, routing, DNS, firewalls), Storage (object, block, databases), and Security (IAM, encryption, best practices).
• Hands-on experience with Linux/Unix systems.
• Experience with at least one major Cloud platform (AWS, Azure, GCP, OpenStack, VMware Cloud).
• Familiarity with monitoring and logging tools (Prometheus, Grafana, ELK, Splunk).
• Strong analytical and problem-solving skills.
• English level B2 or higher.

Nice to have:

• Automation and scripting (Python, Bash, PowerShell).
• CI/CD pipelines and infrastructure-as-code (Terraform, Ansible).
• Cloud certifications (AWS, Azure, GCP).
• Knowledge of ITIL incident and problem management.

• Act as the final escalation point for complex technical issues related to Cloud infrastructure and services.
• Investigate, diagnose, and resolve advanced incidents involving compute, storage, networking, and virtualization.
• Analyze logs, metrics, and configurations to identify root causes and implement effective fixes.
• Own high-severity incidents and coordinate resolution with Engineering, DevOps, SRE, and Operations teams.
• Contribute to root cause analysis (RCA) and preventive action plans.
• Support deployment, upgrades, and maintenance of production Cloud environments.
• Collaborate with Product and Engineering teams to reproduce issues and validate fixes.
• Mentor and support L1 and L2 Support Engineers.
• Create and maintain runbooks, SOPs, and technical documentation.