Varadharajan Ganapathy
Bangalore
Summary
Cloud Infrastructure Engineer with 20+ years of hands-on experience architecting, automating, and operating large-scale environments on Google Cloud Platform (GCP) and Microsoft Azure. Proven expertise in Terraform-driven Infrastructure as Code (IaC) to deliver secure, repeatable provisioning at scale, coupled with GitHub Actions-based CI/CD pipelines that accelerate development cycles and enforce consistency . Deep proficiency in Shell scripting, Ansible automation, and enterprise‐grade AIX/Linux support, enabling robust configuration management, patching, and performance tuning. Adept at applying cloud governance and security best practices—including IAM-first design and lifecycle management—to ensure compliance and cost optimization across multinational deployments. Collaborates effectively across multicultural teams, translating complex technical requirements into reliable, business-aligned solutions tailored for GCC markets.
Overview
22
22
years of professional experience
1
1
Certification
Work History
Assistant Vice President, Cloud Infrastructure
Deutsche Bank
02.2022 - Current
- Designed and built reusable Terraform modules for GCP services including Google Cloud Storage (GCS), Persistent Disks (PD) & PD Snapshots, and Storage Transfer Services, ensuring consistent, auditable resource provisioning across multiple projects.
- Led deployment of IBM Cloud Volumes ONTAP (CVO) clusters on GCP via Terraform—automating network, storage, and access configurations for production and DR environments.
- Defined and enforced IAM governance: created scoped service accounts, established least-privilege roles, and automated policy rollouts to maintain compliance with global security standards.
- Developed Terraform-based Azure modules for storage resources—provisioning Storage Accounts, Blob Containers, and File Shares—integrating with existing RBAC and tagging policies for cost tracking.
- Architected GitHub Actions pipelines to streamline CI/CD and infrastructure tasks: GCSFuse Workflow: Automated download of GCSFuse binary, upload to internal Artifactory, and integration into AVM build scripts.
- Performance Benchmarking: Embedded GCSFuse performance tests into startup routines, enabling pre-production verification of storage throughput.
- Collaborated with global engineering teams to define cloud standards, conduct design reviews, and drive adoption of IaC best practices—reducing manual drift and accelerating launch cycles.
Senior Manager, Technical Infrastructure
Sify Technologies Ltd
09.2021 - 02.2022
- Identified and prioritized automation opportunities across Linux/AIX server fleets, crafting Ansible playbooks to centralize patch management, server hardening, and configuration baseline enforcement.
- Automated EC2 lifecycle management: provisioned and decommissioned instances on AWS based on dynamic customer requirements, integrated EBS volume operations, and orchestrated AMI/Snapshot workflows.
- Developed Ansible-Terraform hybrid scripts to standardize new server builds, reduce configuration inconsistencies, and streamline on-boarding of new clients.
- Led configuration management efforts: migrated repetitive OS tasks (patching, package installs, upgrades) into Ansible, decreasing manual errors and improving auditability.
SME / Linux Administrator / DR Focal
IBM India Pvt. Ltd.
08.2012 - 09.2021
- Spearheaded data center migrations across regional and DR sites: planned, executed, and validated AIX/Linux [P2V/V2V] migrations using VMware (vCenter/vSphere), achieving zero-downtime cutovers.
- Designed and implemented ANSIBLE playbooks for AIX/Linux patching, OS migrations (AIX 5.2/5.3 → 6.1/7.1), and cluster builds (HACMP), reducing deployment cycles by 40%.
- Orchestrated NIM (Network Installation Manager) upgrades and troubleshooting at scale; automated server provisioning and OS imaging to maintain standardized baselines.
- Managed HMC (Hardware Management Console) operations: firmware updates, microcode upgrades, and back-ups to ensure hardware resiliency and compliance.
- Performed capacity planning and performance analysis; recommended enhancements that improved application SLAs by 25%.
- Automated DR failover tests and DLPAR/LPM tasks through shell scripts, minimizing manual interventions during disaster simulations.
- Provided KT and steady-state support for new client transitions, ensuring rapid onboarding and knowledge transfer.
Principal Infrastructure Engineer
Mphasis (an HP Company)
02.2008 - 08.2012
- Served as Senior Unix Administrator and AIX SME: supported global banking clients, performing root-cause analysis, performance tuning, and high-availability cluster maintenance.
- Developed automated scripts for patching, backup/restore, and configuration management, improving operational efficiency and reducing incident response time.
- Collaborated with cross-geography teams to implement governance models for cloud-adjacent infrastructure usage.
Technical Services Professional
IBM India Pvt. Ltd.
Bangalore
10.2007 - 02.2008
- Provided senior-level Unix administration and escalation support for Celestica; resolved critical production incidents and maintained SLAs.
IT Analyst
US Technology India Pvt. Ltd.
Chennai
05.2006 - 09.2007
- Managed infrastructure for International Trucks and Engines Corporation; ensured 24×7 uptime, patched critical vulnerabilities, and led server consolidation efforts.
AIX Administrator
Lawrence & Associates
Bangalore
07.2005 - 04.2006
- Company Overview: deployed to IBM IGSI, Bangalore
- Supported AIX infrastructure for Aeronautical Development Agency (Min. of Defence); conducted system hardening, backup strategies, and security audits.
- Deployed to IBM IGSI, Bangalore
Engineer-A
Aeronautical Development Agency
Bangalore
12.2003 - 07.2005
- Designed and maintained Linux/AIX-based engineering workstations and servers; implemented network security controls and performance monitoring.
Education
B.E. - Electronics Engineering
Sriram Engineering College
MadrasSkills
- Google Cloud Platform
- Microsoft Azure
- Terraform
- Ansible
- GitHub Actions
- AIX
- Linux
- Shell Scripting
- VMware vSphere
- Docker
- IBM Cloud Volumes ONTAP
- EMC BCV
- SRDF
- DLPAR
- IAM policy design
- Cross-functional collaboration
- Stakeholder management
- Technical documentation
- Training & knowledge transfer
Certification
- Microsoft Azure Fundamentals, AZ-900
- Red Hat Certified System Administrator, RHCSA – EX200
- Red Hat Certified Engineer, RHCE – EX300
- Red Hat Certified Specialist in Virtualization, EX210
- Red Hat Certified OpenStack, EX318
Training
- Terraform, Modular design of reusable IaC components
- Google Cloud Platform, Advanced compute, storage, networking
- Microsoft Azure, IaaS/PaaS, governance, resource orchestration
- Red Hat Ansible Automation, Playbook development for Linux/AIX automation
- EMC BCV/SRDF, Array-level replication and disaster recovery
- Shell Scripting, Bash, KornShell for orchestration tasks
- Linux System Administration, RHEL/CentOS, performance tuning
- Docker, Containerization of microservices and CI workflows
Personal Information
Hobbies: Cooking – Exploring GCC regional cuisines and fusion recipes., Tamil Poetry & Writing – Crafting verse and storytelling., Herpetology – Studying reptiles and amphibians; contributed to local conservation initiatives.
Languages
English
First Language
Hindi
Beginner
A1
Tamil
Proficient
C2
Timeline
Assistant Vice President, Cloud Infrastructure
Deutsche Bank
02.2022 - Current
Senior Manager, Technical Infrastructure
Sify Technologies Ltd
09.2021 - 02.2022
SME / Linux Administrator / DR Focal
IBM India Pvt. Ltd.
08.2012 - 09.2021
Principal Infrastructure Engineer
Mphasis (an HP Company)
02.2008 - 08.2012
Technical Services Professional
IBM India Pvt. Ltd.
10.2007 - 02.2008
IT Analyst
US Technology India Pvt. Ltd.
05.2006 - 09.2007
AIX Administrator
Lawrence & Associates
07.2005 - 04.2006
Engineer-A
Aeronautical Development Agency
12.2003 - 07.2005
B.E. - Electronics Engineering
Sriram Engineering College