DHAMODHARAN SUBRAMANI

Results-driven Cloud & Backup Solutions Architect, with 17+ years of IT experience spanning cloud architecture, backup and storage engineering, and infrastructure automation. Proven expertise in designing and implementing enterprise-scale backup solutions, migrating workloads to Google Cloud, and optimizing storage environments. Skilled in automation using Ansible and Terraform, capacity planning, and performance tuning for mission-critical systems. Adept at leading complex projects, driving continuous improvement, and ensuring high availability and security across hybrid environments.

• Google Cloud: Professional Cloud Architect
• Dell EMC: Proven Professional Associate (DCA)
• Veritas NetBackup: Veritas Certified Specialist 8.1.2
• NetApp: Data ONTAP 8.X 7-Mode
• HP: Implementing HP EVA Solutions
• ITIL: ITIL V3
• VMware: Data Center Virtualization (DCV)

• Lead cloud migration for a major automotive retail client, designing and executing the transition of store replenishment applications from on-premises to Google Cloud.
• Architected a cloud-based backup infrastructure from scratch, ensuring compliance with client-specific requirements and scalability for all applications.
• Designed and implemented disaster recovery solutions for multiple applications during their migration journey, ensuring business continuity, strengthening resilience and minimizing downtime.
• Served on the Architectural Review Board, providing design evaluations and recommendations to enhance solution robustness.
• Created solution blueprints and evaluated architecture patterns, guiding implementation teams in building secure, scalable cloud solutions.
• Led proof-of-concepts (POCs) for emerging technologies to evaluate performance, suitability for migration strategies, and long-term business-as-usual operations.
• Delivered automation-driven efficiencies in backup and storage operations using Ansible and Terraform.
• Successfully led cloud migration initiatives, reducing infrastructure costs and improving scalability across hybrid environments.
• Directed a cross-functional team of 15 engineers, ensuring timely implementation and delivery of complex backup solutions, followed by modernization initiatives to enhance scalability and performance.
• Resolved critical L3 escalations under tight SLAs, ensuring rapid issue resolution and uninterrupted business operations.

Cloud Platform Architecture

• Designed and implemented cloud platform infrastructure for migrating on-premises applications to Google Cloud using Infrastructure as Code (IaC) with Terraform, ensuring scalable and secure compute (GCE) and orchestration (GKE) environments.
• Established post-deployment configuration management leveraging Ansible and AWX, automating system hardening, patching, and compliance across multi-region clusters.
• Designed and maintained reusable Infrastructure as Code (IaC) modules in Terraform, implementing version-controlled repositories to ensure consistency, scalability, and compliance across environments, while enhancing existing modules to meet evolving business and security requirements.
• Facilitated onboarding of containerized applications to Google Kubernetes Engine (GKE), enabling teams to adopt container orchestration best practices and improve deployment efficiency.
• Developed and optimized CI/CD pipelines using ArgoCD, GitLab, and Helm, reducing application release cycles and improving deployment reliability for microservices-based workloads.
• Performed Proof of Concepts (POCs) for emerging cloud technologies and tools, evaluating feasibility, scalability, and security to support application migration strategies.
• Assessed and recommended cloud-native technology adoption strategies, collaborating with cross-functional teams to validate solutions and provide technical guidance and best practices, ensuring alignment with organizational goals and minimizing migration risks.
• Implemented proactive monitoring and observability with Dynatrace, integrating custom dashboards and alerts to ensure high availability and performance of cloud-native applications.

Backup Solutions: Google Cloud, Veritas, HP

• Led on-premises to Google Cloud migration leveraging Google Cloud Backup & DR (GCBDR), including design of backup infrastructure, capacity planning, Proof of Concept (PoC), and full-scale deployment to ensure data resiliency and business continuity.
• Automated backup infrastructure deployments and workload configuration management using Shell scripting and Ansible playbooks, significantly reducing manual effort and accelerating provisioning time
• Designed and implemented Backup Replication Infrastructure for AutoZone, migrating from Networker to Unitrends.
• Configured and managed Veritas NetBackup environments (20+ Master Servers, 45K clients) with Data Domain and EMC Avamar.
• Implemented Auto Image Replication for Backup Disaster Recovery.
• Performed capacity planning, infrastructure upgrades, and performance tuning for large-scale backup environments.
• Managed backup devices (HP ESL, MSL, VLS, VTL, NAS libraries) and integrated database/application backups (Oracle, MSSQL, SAP, VMware).

Storage & SAN

• Administered EMC VMAX, HP XP/3PAR arrays for production and development environments.
• Performed LUN provisioning, zoning, and auto-provisioning using FAST VP tiers.
• Managed NAS shares (NFS/SMB) on EMC Isilon/VNX arrays and decommissioning processes.
• Configured VPLEX connectivity and virtual volume provisioning across EMC and HP arrays.
• Conducted performance troubleshooting, microcode upgrades, and proactive monitoring of storage arrays.
• Managed Cisco SAN Fabric (port activation/deactivation, fabric OS backups, switch merges).

Automation & Continuous Improvement

• Developed automation scripts for backup and storage tasks using shell scripts & Ansible.
• Implemented Continuous Improvement Plans (CIP) post CAB approvals.
• Created and maintained architectural diagrams and documentation for infrastructure changes.
• Implemented cost-optimization strategies and best practices, improving efficiency and reducing operational overhead.

Service Operations & Leadership

• Directed Backup Tower operations, leading a 15-member team to deliver high-quality services across enterprise environments.
• Managed critical L3 escalations and priority bridge calls, ensuring rapid resolution and minimal downtime for backup and storage systems.
• Oversaw change management, capacity planning, and infra lifecycle activities, driving operational excellence and compliance.
• Delivered executive-level reporting and insights, presenting weekly/monthly performance metrics and participating in client governance calls.

• Cloud Architecture & Migration: Designed and deployed cloud-native architecture; created solution blueprints; led on-prem to Google Cloud migrations leveraging IaC (Terraform, Ansible), automated deployments; Delivered proof-of-concepts (POCs) to evaluate new technologies for migration readiness and ensure smooth operations during business-as-usual phases.
• Backup & Disaster Recovery: Architected backup and replication infrastructure; led on-prem to Google Cloud migrations using GCBDR. Implemented robust cloud restore strategies; automated backup workflows, restore with Shell scripts and Ansible.
• Enterprise Backup Operations: Managed 20+ NetBackup Master Servers and EMC Avamar for 45K clients; implemented Auto Image Replication for DR; upgraded HP Data Protector across large environments; configured backups for Oracle RAC, MSSQL, SAP, VMware. Managed enterprise-scale backup environments (Veritas, Unitrends, TrueNAS)
• Storage & SAN Management: Administered EMC VMAX, HP XP/3PAR arrays; performed zoning, LUN provisioning, and performance tuning; configured VPLEX connectivity for storage migrations and NAS shares (EMC Isilon/VNX).
• Automation & Optimization: Developed automation scripts for backup/storage tasks; implemented cost-optimization strategies; improved operational efficiency through Infrastructure as Code (Terraform) and configuration management (Ansible).
• Service Operations & Leadership: Directed backup operations for enterprise environments; led a 15-member team; managed critical L3 escalations and change management; delivered executive-level reporting and governance insights.