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Christian GrauCG

Christian Grau

Expert NetApp & Infrastructure Continuity

€650/day
Paris, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Christian

Freelance consultant specializing in critical infrastructures. I work on NetApp ONTAP, backup, and Disaster Recovery (DR) environments to secure data and ensure its restoration.

I assist companies in implementing, optimizing, and making their backups reliable (SnapCenter, Commvault) and in validating their disaster recovery plans.

My goal is not just to implement backups, but to ensure they actually work in case of an incident, with reliable restore tests and procedures.

I also work on automating checks and reporting to reduce risks and improve visibility on the actual state of the systems.

Results-oriented approach: service continuity, risk reduction, and simplified operations.
  • French

    Native or bilingual

  • English

    Conversational

Can work on-site
Paris (up to 50km)

Experience

  • CG CONSEIL
    Expert NetApp ONTAP Consultant | DR, Backup & Automation
    DIGITAL AND IT
    January 2019 - Today (7 years and 5 months)
    Verneuil-sur-Avre, France
    Storage infrastructure consultant with 20 years of experience in critical environments: NetApp ONTAP, SAN FC, SnapCenter, Commvault, Veeam, and DR.
    N2/N3 Expert intervening for large companies and ETIs, with contractual SLAs - 1 PB of backed-up data managed in production.
    I industrialize operations through automation and AI to reduce operational load, ensure reliable reporting, and secure service continuity - with human validation.
    Veeam
  • Twenty Two Real Estate
    NetApp & DR Consultant | Backup, VMware & AI Automation
    REAL ESTATE
    January 2019 - Today (7 years and 5 months)
    Paris, France
    – Managed NetApp/VMware/SnapCenter/Brocade support — SLA on 5 criticality levels: N1H+4 response, J+1 resolution.
    – Migration of 22 TB to AFF Full Flash array: production recovery without interruption, 1 TB replicated to remote object storage.
    – SnapMirror inter-sites PROD → DR — Replicated CIFS NAS — RPO/RTO validated by failover test presented to management.
    – SnapCenter: standardization of backups on 50 VMware VMs and SQL/Oracle databases — reliable restores.
    – Standalone FC SVM on DR cluster with dedicated Brocade zoning — operational and independent DR scope.
    – Resolution of critical vCenter 8.0 incident — Storage vMotion migration without service interruption.
    – Industrialization of MCO via automation and AI: n8n orchestration, ONTAP SSH collection, EMS analysis, PDF reports via LLM, Jira traceability.
    – Impact: reporting reduced from 4 hours to 0 manual intervention — full history in PostgreSQL.
    Veeam NetApp FC NAS Snapcenter
  • GEODIS
    Backup & DR Consultant | Commvault, Veeam & NetApp MetroCluster
    LOGISTICS AND SUPPLY CHAIN
    January 2021 - January 2024 (3 years)
    Chambéry, France
    – Multisite Commvault administration (CommCell, MediaAgents), critical 1 PB environment: NetApp NAS, MS SQL, Oracle, PostgreSQL, DB2, MySQL.
    – Supervision of 3,500 VMs via Veeam B&R on NetApp MetroCluster — success rate ~100%.
    – N2/N3 Commvault incidents: complex diagnostics and restores, success rate increased to 85%. Target architecture and skill transfer (2023).
    Veeam VMWARE Ansible

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Education

  • Agentic AI applied to infrastructure
    2026
    IA agentique appliquée à l'infrastructure
  • Python Automation
    Commvault GEODIS/STORDATA
    2024
    Automatisation Python

Skill set

Categories