Rajeev Ramakrishnan

On premises Support :
Installation and troubleshooting of Windows Server Build Windows Servers Migration & Upgrade Servers Decommission, Virtual I/O server and Client Configuration, NIM Server Configuration and troubleshooting. Automation scripts for Windows hardening, post-build activity, and OS snap have been implemented.

Managing Windows file servers and cluster servers hosted in Azure blobs. Configuring and managing DHCP and DNS servers.
Working on Incident, Change, and Service Request tickets; all tickets and tasks are being examined in the Service Now Tool; providing L3 support from offshore; project environment consisting of approximately 2000 Azure VMs and 1500 on-premise VMWare servers.

Managing VMWare ESXi 6.5 environment, configuring VM builds using template, upgrading ESXi servers, VMTools updation. Planning DR strategy for VMware VMs and implementing the DR activities periodically.

Working on vulnerability and patch management to ensure that all Windows servers are up to date with the most recent Microsoft patches and are free of vulnerabilities.

Cloud Azure Support:

Provisioning resources and maintaining the cloud environment by adding new servers or databases as needed
troubleshooting Azure VM performance, network and storage related issues. Also handling Azure VM backup related issues.
Monitoring performance metrics and troubleshooting issues with cloud environments to ensure high levels of performance
Coordinating with vendors and other internal teams to ensure that any issues are quickly resolved
Managing security for cloud environments by monitoring access requests and reviewing security logs for suspicious activity
Maintaining and upgrading existing systems to ensure optimal performance
Developing new features and functionality for existing systems while maintaining performance standards
Monitoring system performance to ensure that it meets business requirements, identifying potential issues before they become problems, and recommending solutions
Providing technical support for the cloud computing platform to internal customers who use the platform for their work

• Collaborated with cross-functional teams to design system enhancements.
• Analyzed system performance and identified areas for improvement.

Managing and implementing AD group policy change tasks, domain controller commission & decommission tasks, DNS & DHCP server commission & decommission tasks.

Handled Domain and DFS Replication issues

Implementing OS Hardening policies in group policy OU level, creating GPOs for restricting/granting various policies based on the request

Managing AD environment domain controller status health, replication status on daily basis and taking necessary action wherever required. Fixing all replication related issues.

Completed Technical transition for AD tower from Onshore to offshore

Being (SPOC) for Windows server administration, VMWare and Azure responsible for Handling L3 issues which get escalated from L1 and L2 teams.

Responsible for providing Root cause for all kind of outages and issues in windows server, Active Directory, IIS, VMWare, VXBlock

Responsible for raising and implementing RFC’s (Request for change), being present in the CAB meeting and providing proper justification for changes needed and get it approved from the CAB approver team.

Responsible for new project transition and transformation.

Will travel to different locations for migration purposes. Recently completed current project transition work from remote location.

Worked for multiple customers who has VMware Support contract with HP

Deploying VMs using Templates, VM server built configuration with necessary Approvals and configuration

Planning and implementing the VMware tools and hardware version upgrade for virtual machines using the Update Manager

Monitoring the alarms and taking the corrective actions for alarms including the hardware alarms

Taking care of CPU\Memory\disk addition requests for the VMs in production

Hands-on experience on vMotion, cloning & LUN Capacity Checking