Tier 3 point of escalation for Enterprise Infrastructure for 6,000+ server environment comprised of (Windows, ESXi) that spread across various physical, virtual, AWS, Azure platforms including HP blade enclosures, Cisco UCS enclosures, stand-alone systems, SAN attached storage, load balancers, clusters and ESXi hosts. Perform various types of critical Incident responses.•POC for technical teams including configuration, RCA and troubleshooting of 2012/2016/2019/ESX 7.0/HA/DRS/Hardware/SQL/DNS/AD/GPO's and OU's, while working with VMware/Microsoft/HP/Cisco/Dell VXrail vendors. Led projects investigations for server log errors due to incorrect exception settings within Symantec AntiVirus. Create, monitor and resolve all types of issues using incident and change control work flows. •Troubleshoot vsphere operations including Vm reservations/CPUaffinity/data-stores/HA/DRS/admission-control. Responsible for performing changes on critical systems. Performed restores. Perform tasks within SRM for VM placeholder targeting decommission.•Use utilities/tools for daily tasks including VRealizeOPS/ServiceNow/UCS Manager PowerShell/ SecureCRT/Winscp/Putty/HPOpenview/ILO/VCenter server 7.0/TSA•Perform Crowdstrike investigations, troubleshoot print queue issues, perform Cisco server maintenance and using UCSM. Investigate AWS/Azure instances for service and performance requirements.

Provided L3 support in a highly secure Enterprise Infrastructure for 50,000+ mixed server environment including (Windows, ESXi) that spread across many hardware platforms including HP blade enclosures, Cisco UCS enclosures, stand-alone systems, SAN attached storage and ESXi hosts. Performed Incident, Problem, Change, Service Request, Service Catalogue. •Collaborated with L1 and L2 teams with any issues including configuration, vendor support, and troubleshooting of 2008 / 2012 / ESX 5.5 / HA / DRS / Blade Hardware/ SQL / applications globally. Took ownership of issues to full resolution while working with VMware / Microsoft / HP / Cisco / Customers. Led projects / investigations for server log errors due to incorrect exception settings within SyAntiVirus. Also led project to document/implement process to prevent HP-G9 ESX host directories from having space issues from HP AMS service which stopped VCenter alerts.•Added Vm reservations / CPUaffinity / shares / data-stores / modify HA/DRS / admission-control. Responsible for performing changes on critical systems. Performed restores using TSMVE / IBM Spectrum. Research and resolve server capacity issues. Resolved Vcenter server DB connectivity issues. Use various jump servers / IDs to access infrastructure.•Used various utilities/tools for daily tasks including HPPM/VRealizeOPS / ServiceNow / UCS Manager / PowerShell / EsxTop / SecureCRT / Winscp / Wireshark / Putty / HPOpenview / ILO / VCenter server 7

Point of contact for datacenter operations performing capacity planning, discovery and performance metrics for server virtual migration with a Global Car Rental company. Performed server migrations for State Street Bank using SOPs under strict time constraints in a highly complex environment. Trained team members for migration projects. Updated SOPs as necessary. •Tested migrated servers for accuracy using VMware VSphere Web client, Citrix, Active Directory, Tivoli, HP SIM HP Discovery /WSUS / NetBackup / Unix / DNS systems.•Added ESX hosts / data-stores / port groups to cluster / VCenter and added / removed CPU, Memory, drives, NICs and storage to 2008 R2 server and Red Hat VMs using VSphere Web Client.•Installed Vcenter infrastructure 5.5 hosts / SSO / webclient . Verified and configured port groups for VMs and Vmotion. Configured HA/DRS, added data-stores and integrated with Active Directory. •Modified physical and virtual machines for server resolution incidents within a 500-server environment. Deployed 2008/2012/Linux VMs, modify lease dates, added/removed storage, CPU, Memory, decommission using VCAC Cloud. Deployed AWS / Azure instances, configure Availability zones, memory as needed.

Engaged with global business units including China, India, and the UK to expedite build / migration projects using 3PAR, Active Directory, EVA, VMware 5.1, ProLiant Blades, Windows, Linux and firewall systems with a total of more than 1000 servers. Modified PowerShell scripts as needed.•Resolved virtual machine performance issues for disk I/O latency by creating new LUNS and migrating VMs to changed RAID levels on new data-stores. Increased Windows platform and RHEL virtual machine performance by re-allocating CPU and memory resources. Resolved Vcenter delayed responses, Vmotion failures, Checkpoint firewall rule modifications.•Created virtual volumes in 3PAR and EVA SAN systems exported/presented to ESX hosts and physical servers. Un-exported volumes from physical 2008/2012 Windows / Red Hat servers, performed SAN storage cleanups. Created data-stores and added hosts to Vcenter.