Virtualization & Infrastructure Specialist

The organization operates a large-scale enterprise data center supporting core banking applications, ATM infrastructure, and internal development environments. The environment required high availability, strict operational standards, and secure virtualization infrastructure to support mission-critical financial systems. ● Monitored and managed virtual machines for the bank’s programming and development department using VMware vSphere, ESXi 6.5, and vCenter, applying enterprise virtualization best practices aligned with VCP/VCAP architecture. ● Provisioned, optimized, and maintained VM lifecycles including templates, snapshots, resource allocation, and performance tuning within clustered VMware environments. ● Managed departmental VMware vSAN infrastructure, including storage policies, health monitoring, capacity management, and performance optimization. ● Monitored and maintained VMware High Availability (HA) and Fault Tolerance (FT) configurations across clustered hosts, proactively validating failover readiness, host health, and redundancy mechanisms to ensure continuous availability of critical development systems. ● Operated and supported a custom server-based application responsible for monitoring nationwide ATM log activity, proactively identifying system anomalies, debugging application issues, and ensuring operational continuity. ● Utilized Terraform for infrastructure configuration, implementing state locking after software configuration to prevent concurrent changes, maintain environment consistency, and ensure reliable infrastructure provisioning. ● Administered Active Directory services and managed Single Sign-On (SSO) access for development teams, including account provisioning, group policy management, and secure authentication workflows. ● Managed and validated Disaster Recovery (DR) operations using Veeam Backup & Replication, including backup verification, job schedule monitoring, and restore testing to ensure data integrity and business continuity.