Muralidhar Sirangi

Experienced Systems Engineer with over 15 years of expertise in VMware ESX/ESXi, VSphere, vCenter Server, VMotion, Horizon VDI, Citrix, Linux and Windows Server platforms, SCCM/MECM Patch Management, RHEL OpenStack/OpenShift, Cohesity and storage solutions, Azure Virtual Desktop, GCP, Oracle Cloud Infrastructure (OCI), Active Directory, Azure AD, Entra ID. Extensive experience in deploying, configuring, and managing VMware environments including vCenter, vSphere, ESXi, vCloud Director (vCD), and Site Recovery Manager (SRM) across enterprise infrastructures. Strong expertise in VMware NSX, implementing network virtualization solutions such as logical switching, distributed routing, micro-segmentation, and firewall policy management.

Proven experience in planning and executing large-scale data center migrations, including infrastructure consolidation, NSX integration, workload migration, and post-migration validation.

Sr Infrastructure Engineer at American Express (2014-09 – Present)

Extensive experience installing, configuring, and managing VMware vCenter, vSphere, ESX/ESXi, Virtual Center & License Servers, and Site Recovery Manager (SRM), ensuring high availability and operational stability.

• Managed ESX servers, HA, DRS, VMotion, and Resource Pools, added hardware resources, and optimized CPU, memory, and storage allocation for VMs.
• Deployed, migrated (P2V/V2V), and managed virtual machines from templates, configuring virtual networks, switches, and security policies.
• Administered enterprise EUC environments, including VMware Horizon VDI, Azure Virtual Desktop (AVD), and Windows 365 Cloud PCs, managing desktop provisioning, host pools, and golden images.
• Implemented FSLogix profile management, application delivery, and environment optimization, improving login performance and user experience.
• Configured secure access via Active Directory, Azure AD (Entra ID), RBAC, Conditional Access, MFA, and UAG, ensuring compliance and secure connectivity.
• Monitored and supported OCI resources (compute, storage, networking), ensuring high availability and quick issue resolution.
• Extensive experience in deploying, configuring, and managing VMware environments including vCenter, vSphere, ESXi, vCloud Director (vCD), and Site Recovery Manager (SRM) across enterprise infrastructures.
• Proven experience in planning and executing large-scale data center migrations, including infrastructure consolidation, NSX integration, workload migration, and post-migration validation.
• Provisioned and managed compute instances, block/boot volumes, and handled backups/restores.
• Performed troubleshooting using OCI Console and CLI, resolving incidents, alerts, and performance issues.
• Designed, implemented, and managed Cohesity backup architecture and Helios, including policies, retention, DR, restores, and capacity planning across VMware, SQL, AD, and Windows/Linux systems.
• Automated operational tasks and workflows using PowerCLI, PowerShell, Python, and Ansible, improving efficiency and reducing manual effort.
• Monitored incidents, performance, and alarms using Splunk, AppDynamics, and SNMP/SMTP alerts, ensuring proactive issue resolution and SLA compliance.
• Collaborated with developers, DBAs, network, and security teams to drive operational excellence, troubleshoot complex issues, and maintain mission-critical system availability.
• Troubleshot and upgraded Cisco UCS, Intel, Dell and HPE server environments, performing firmware, BIOS, driver, and hypervisor updates while ensuring high availability and minimal service disruption.
• Designed and managed Cohesity backup architecture, including policies, retention, DR, restores, upgrades, and capacity planning.
• Implemented Cohesity Helios for centralized monitoring, reporting, and proactive issue resolution.
• Utilized Splunk and AppDynamics for monitoring, log analysis, performance optimization, and proactive troubleshooting.
• Collaborated with developers, DBAs, network, and security teams to drive operational excellence, streamline processes, and maintain mission-critical system availability.

VMware Administrator at Novartis Pharmaceuticals (2013-04 – 2014-09)

• Designed and deployed a single-forest Windows Server 2003 AD with child domains.
• Implemented two-node Active/Passive and Front-End NLB Exchange 2003 clusters.
• Executed Inter-Org migrations from Exchange 5.5/2000 to Exchange 2003 using Quest Migrator.
• Configured RPC over HTTP for secure Outlook access and Front-End support for clustered Exchange.
• Managed SSL, OWA redirection, password policies, and Blackberry Enterprise Server.
• Deployed Office 2003/SP1 and security patches via SMS 2003.
• Migrated Windows 2000 file servers to Windows Server 2003 clustered environment.

Windows/ VMware Administrator Support at Comcast Corporation (2012-08 – 2013-04)

• Installed, configured, and administered VMware ESX/ vSphere infrastructure, Virtual Center, and License Servers.
• Created and managed virtual machines, resource pools, templates, and VM tools.