Dhanuja Mathivanan

Technology Analyst

Infosys Limited

07.2015 - 11.2022

Installed, configured, upgraded and managed ESXi and vCenter; Licensing and sizing; Configured vSphere Networking and Storage; Templates creation, Tasks scheduling, Alert configurations and vCenter level configurations.
VM deployment, VM deployment from Template, vMotion, Snapshot, Cloning, Resizing, OS installation (Windows and Linux), ESXi Hosts and VMs maintenance, update and upgrades.
Perform disk consolidations to multiple VMs that fail snapshots which release virtual disk space from datastores.
Created weekly and monthly reports regarding storage, memory, CPU usage and summary of VMs.
Handled performance issues and troubleshooted issues at ESXi level and vCenter level.
Performed recovery operations to restore systems following failures.
Installed, configured, and upgraded Windows servers. Managed Active Directory User Accounts and Computers; Configured and managed DHCP and DNS servers; Installed and updated file servers, application servers and software.
Managed Active Directory User Accounts and Computers; Configured and managed DHCP and DNS servers; Installed and updated file servers, application servers and software.
Outlined and maintained Windows security patching schedule to efficiently address system issues; Ensured overall health and security of Windows environment with various monitoring tools.
Installed important security and functionality patches to maintain optimal protection against intrusion and system reliability.
Administered and monitored firewalls and anti-virus software to detect risks and determine when to update virus protection systems based on reports.
Authored security and vulnerability reports, detailing logged incursions and suggesting remediation efforts.
Collaborating with teams to remediate vulnerability / risks and observed non-compliances during internal / external audits.
Administered and maintained user accounts, authentication, and permission rights on network devices; Configured and maintained networking devices and software.
Created, assigned interfaces, configured and managed VLAN and switch ports; Inter VLAN routing; Radware load balancer configuration and management.
Knowledge of network security systems, intrusion detection systems, and configuration data backup.
MPLS failover operation on routers; Monitored and maintained network systems to guarantee high availability and performance.
Installed, configured and managed Visual SVN Server. Created and managed user accounts and groups.
Setting up Tortoise SVN Client; Repositories administration (Creation, logging, lock management, changing log messages).
Version control and collaboration of files, SVN Import, Checkout and Commit, Trunk, Tagging and Branching done; Managed and resolved conflicts.
Managing Incident, Change & Service tickets and adhere to pre-defined SLA and ITIL process flow.