THANIGAIVEL ADIYAPATHAM
Chennai
Summary
OpenShift and Linux professional with experience in enterprise infrastructure management and container platforms. Specialized in designing and operating large-scale Red Hat OpenShift environments across VMware, bare metal, and cloud platforms, with strong expertise in Linux administration, and container orchestration. Demonstrated a consistent track record of delivering enterprise-grade OpenShift platforms, driving modernization initiatives, and mentoring teams to accelerate cloud-native adoption.
Overview
2026
2026
years of professional experience
1
1
Certification
Work History
Technical Architect
TATA Consultancy Services Pvt Ltd.
Chennai
2019 - Current
- Designed, deployed, and operated enterprise-grade Red Hat OpenShift Container Platform (OCP 4.x) clusters on vSphere and bare-metal infrastructure.
- Supported and maintained highly available OpenShift platforms across 12+ clusters, spanning development, testing, and production environments.
- Installed, configured, upgraded, and maintained OpenShift clusters using IPI and UPI deployment models, including operations in air-gapped (disconnected) environments with image mirroring, patching, and controlled version upgrades.
- Ensured platform resilience by executing upgrades, capacity adjustments, and configuration improvements in line with enterprise standards.
- Provided technical ownership of the OpenShift platform, partnering with application, infrastructure, security, and network teams to onboard and support workloads.
- Designed and implemented secure multi-tenant OpenShift architectures, leveraging RBAC, SCCs, namespaces, quotas, limit ranges, and network policies.
- Integrated OpenShift with enterprise LDAP/Active Directory, enabling centralized authentication and role-based access governance.
- Executed application and platform migrations across OpenShift environments using tools such as the Migration Toolkit for Containers (MTC), ensuring minimal disruption and controlled cutovers.
- Supported and integrated CI/CD pipeline tools for application delivery on OpenShift, collaborating with DevOps teams to enable reliable build, deployment, and rollout processes.
- Supported and troubleshot persistent storage and PV provisioning on OpenShift using vSphere and Portworx, alongside cluster, networking, certificate, and performance issues.
- Implemented and maintained monitoring and observability capabilities using Prometheus, Alertmanager, and Grafana to enable proactive issue detection and faster resolution.
- Built solid expertise in OpenShift Virtualization (KubeVirt), covering core components, capabilities, and integration with OpenShift clusters.
Technical Specialist
HCL Technologies Ltd.
Chennai
2014 - 2019
- Installed, configured, administered, and troubleshot Red Hat Enterprise Linux, CentOS, and Oracle Solaris systems in large-scale enterprise environments.
- Built and managed virtualized platforms, including Oracle Solaris LDOMs and Zones on SPARC systems, and VMware ESXi virtual machines, performing P2V and V2V migrations to optimize resource utilization.
- Administered enterprise storage and file systems, including UFS and ZFS on Solaris, ext3/ext4/XFS on Linux, along with LVM configuration, disk partitioning, and filesystem expansion.
- Managed user access and system security, including user/group administration, centralized authentication, and permission controls across Linux and Solaris platforms.
- Performed system performance monitoring, troubleshooting, and tuning, addressing CPU, memory, disk, and network issues to ensure platform stability.
- Executed OS patching, upgrades, automation, and security remediation, leveraging tools such as YUM, Solaris Live Upgrade, Puppet, Ansible, and supporting compliance-driven hardening activities.
System Administrator
Yalamanchili Software Exports Pvt Ltd.
Chennai
2008 - 2014
- Administered Solaris and Linux production servers supporting banking and payment processing applications, including OS installation, configuration, patching, and system hardening.
- Managed user access and security controls, including user/group administration, password policies, and sudo-based privilege management across environments.
- Performed system monitoring and live performance management, analyzing CPU, memory, disk, I/O, and network utilization, and coordinating issue resolution during production incidents.
- Administered storage and network configurations, including ZFS management, disk capacity planning, IPMP on Solaris, and network bonding on Linux systems.
- Managed enterprise backup and recovery operations using Symantec NetBackup, including multi-data center deployments, upgrades, policy configuration, monitoring, and restorations to meet SLA requirements.
Education
Bachelor of Science - Computer science
Dhanraj Baid Jain College
Chennai, TamilnaduSkills
- Red Hat OpenShift and Virtualization
- RHEL, SuSE, CentOS, Solaris OS
- Kubernetes and Docker
- VMware ESXi
- Ansible automation
- Git
- Nagios, SolarWinds
- Dynatrace, Splunk
- Prometheus, Grafana
Certification
• Red Hat Certified OpenShift Container Platform Administrator (EX-280)
• Red Hat Certified Specialist in OpenShift Virtualization (EX316)
• Microsoft Certified: Azure Administrator Associate (AZ-104)
• AWS Certified Solutions Architect – Associate (SAA-C03)
• SCSA (Sun Solaris Certified System Administrator - L1)
• Red Hat Certified Specialist in OpenShift Virtualization (EX316)
• Microsoft Certified: Azure Administrator Associate (AZ-104)
• AWS Certified Solutions Architect – Associate (SAA-C03)
• SCSA (Sun Solaris Certified System Administrator - L1)
Accomplishments
• Delivered key contributions during an onsite engagement in Sweden, supporting OpenShift platform architecture, migration activities, and operational improvements in enterprise environments.
• Played a key role in an onsite assignment in Malaysia, supporting the design and build of a disaster recovery data center for enterprise systems.
• Played a key role in an onsite assignment in Malaysia, supporting the design and build of a disaster recovery data center for enterprise systems.
Languages
- English
- Tamil
Timeline
Technical Architect
TATA Consultancy Services Pvt Ltd.
2019 - Current
Technical Specialist
HCL Technologies Ltd.
2014 - 2019
System Administrator
Yalamanchili Software Exports Pvt Ltd.
2008 - 2014
Bachelor of Science - Computer science
Dhanraj Baid Jain College