Olivier Grellety

Infrastructure and platform engineering within a large enterprise R&D environment. • Design, operation and evolution of Linux and Windows infrastructure • Administration of Proxmox VE clusters, virtualization and high-availability environments • Lead of the ongoing migration of virtualized workloads from VMware ESXi to Proxmox VE • Integration and operation of shared NetApp NFS storage for virtualized infrastructure • Engineering and operation of a large-scale GitLab Runner platform with approximately 1,200 runners • Infrastructure automation with Ansible, Python and GitLab CI/CD • Development of internal infrastructure tooling and REST API integrations • Deployment and operation of containerized workloads with Docker • Monitoring, troubleshooting, root cause analysis and production incident resolution • Contribution to infrastructure architecture, standardization and operational improvements • Deployment and operation of on-premises GPU and LLM infrastructure • Technical documentation, operational procedures and knowledge sharing

Independent IT infrastructure consultant providing systems, virtualization, networking and infrastructure services to professional customers. • Design, deployment and administration of Linux and Windows environments • Virtualization and server infrastructure • Network, backup and storage solutions • Infrastructure maintenance, troubleshooting and operational support • Long-term customer support and infrastructure lifecycle management

• End-user support and workstation troubleshooting • Installation and maintenance of Windows systems and business applications • Hardware diagnostics, upgrades and maintenance • Basic network and infrastructure support