HARIHARAN RAVI
Chennai
Summary
Cloud & Infrastructure Architect with over 16 years of experience in cloud computing and virtualization. Proven leader in driving large-scale Azure and VMware migrations, optimizing infrastructure performance, and ensuring high availability. Experienced in delivering enterprise-grade solutions, with global exposure including onsite work in Germany.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Technical Architect
Tata Consultancy Services (TCS)
Chennai
06.2020 - Current
- Led large-scale migration of legacy infrastructure to cloud-based and virtual platforms.
- Architected and deployed high-availability VMware and Azure environments supporting enterprise workloads.
- Managed infrastructure for 3000+ virtual machines, ensuring high performance and system uptime.
- Implemented VDI solutions (VMware & Citrix), enhancing user access and productivity.
- Automated operational tasks using PowerShell and PowerCLI, boosting efficiency and reducing manual workload.
- Conducted risk assessments, capacity planning, and performance tuning for enterprise environments.
- Customized and supported SAP infrastructure operations, covering servers, storage, and network environments.
- Authored comprehensive technical documentation, detailing architecture designs and migration strategies.
Datacenter Manager
Tata Consultancy Services (TCS)
Frankfurt
05.2023 - 12.2024
- Managed multi-location data center operations including SAP and enterprise workloads across global data centers ensuring high availability across servers, storage, and networks.
- Designed enterprise solutions for disaster recovery, supporting business continuity and safeguarding data integrity.
- Implemented backup and recovery strategies aligned with SAP system requirements.
- Developed and standardized SOPs to improve efficiency of data center operations and maintenance processes.
- Installed and configured server hardware, network devices, and cabling to enhance overall system performance.
Education
Bachelor of Engineering - Electronics & Communication
Anna University
Chennai05-2007
Skills
- Enterprise Cloud Architecture (Azure & Hybrid Environments)
- Large-Scale Virtualization (VMware vSphere, NSX, vSAN)
- SAP Infrastructure, migration and Basis collaboration
- Cloud Migration & Infrastructure Modernization
- High Availability & Disaster Recovery Design
- Infrastructure Automation (PowerShell, PowerCLI, Ansible)
- Performance Tuning & Capacity Planning
- Global Data Center Operations & Management
- Solution Design
- Risk Assessment
- Technical Governance
- Network Security
Certification
- VMware Certified Advanced Professional (VCAP – Data Center Virtualization Design)
- VMware Certified Professional
- MCP, Microsoft Certified Professional, 11761205
- CCNA, Cisco Certified Network Associate, CSCO11813373
- CCA-V Citrix Certified Associate
- SCPP, MECP00025089
- ITIL Foundation
Accomplishments
- Led the migration of 350+ physical servers and 8,000+ VMs to VMware and Azure, improving operational efficiency by 25%.
- Achieved 99.99% uptime through high-availability architecture design.
- Reduced virtualization deployment time by 20% through advanced automation techniques.
- Designed and provisioned SAP landscapes (DEV, QA, PROD), ensuring scalability and performance in VMware and Azure.
- Recognized as a Star Leader for successful virtualization initiatives, delivering critical business outcomes.
Timeline
Datacenter Manager
Tata Consultancy Services (TCS)
05.2023 - 12.2024
Technical Architect
Tata Consultancy Services (TCS)
06.2020 - Current
Bachelor of Engineering - Electronics & Communication
Anna University