SUMMARY

• 14+ years’ experience in VMware design, architecture and implementation utilizing VMware ESX/ESXi and Redhat Linux technologies.
• Implementation and administration of vSphere ESXi, and vCenter versions 6.5, 6.0, 5.5, 5.0.
• Configured new virtual/physical windows/linux servers using Cisco UCS B200 M3/B420 blades, IBM x3550 M3, 3650 M2, HX5 blades and HP DL360G5/C7000 Blade Chassis.
• Performed automated firmware upgrades on Cisco UCS environments with FabricICs.
• Performed automated OS installs using Cobbler on bare metal hardware.
• Performed automated package upgrades and user creation using Chef Infrastructure.
• Deployed EC2 servers using AWS technologies (deploying EC2 servers, S3 and Glacier storage). Moving EC2 instances, EBS volumes, RDS instances across regions.
• Hosted Static Websites/WordPress websites and launched a LAMP stack web app in AWS.
• Designed and Architected completed Citrix VDI environment for 300 users in Manila using XenDesktop 7.0/7.5/7.6, PVS, Machine Catalogs and NetScaler version 10.5.
• Involved in quick critical package rollout’s using Redhat Satellite servers across 1000 + Linux VMware/physical environments.
• Configured CVS/SVN/GIT repositories for developers in the Linux environment and in prod configured chroot jails for external vendors requiring to drop sftp files.
• Performed security remediation’s on virtual and physical servers and patching on Windows 2003/2008 physical and virtual servers using VMware Update Manager and Windows Update using SCCM 2012 R2.
• Experience in scripting using PowerShell CLI and Linux bash.
• Excellent communication skills, capable of working in a team/group or at individual capacity managing vendors and different support teams across a fast paced environment.

TECHNICAL SKILLS

Operating Systems: Redhat, Centos, Windows Server 2012.

Hardware: UCS, Fabric Interconnect, HP, IBM.

Networking: NetScaler 10.5, Cisco L2/L3 Switches, Juniper FWs.

Cloud: Amazon AWS.

Databases: MySQL, Postgres, MariaDB.

Automation: Cobbler Kickstart, Chef, PowerCLI and Bash.

Versioning: Git, Cvs, Svn.

Monitoring Tools: VMware Log Insight, Check MK.

Patching: WSUS, SCCM 2012, Redhat Satellite 6.0

Virtualization: VMware ESXi 6.5/6.0/5.5/5.0.

VDI Solutions: Citrix XenDesktop 7.5, Director, PVS, mCatalogs.

PROFESSIONAL EXPERIENCE

Confidential

Sr. Systems Administrator

Responsibilities:

• Designed, deployed and administered virtual infrastructure solutions based on VMware ESXi 6.5, 6.0 5.5, 5.1, 5.0 for development and production environments.
• Designed, deployed and monitored Citrix XenDesktop 5.0/7.0 environments along with Citrix NetScaler and Citrix Director.
• Configured Cobbler for kick starting bare metal hardware with Linux and Ubuntu OS.
• Used Vcenter Log Insight for monitoring the production portion of VMware Infrastructure.
• Installed and configured Chef Infrastructure and automated package updates, user creations using cookbooks and recipes.
• Upgrade virtual Infrastructure in phases from ESXi 5.5 to 6.0/6.5 and same for vCenter.
• Designed and Implemented Cisco UCS Blade Infrastructure with Netapp supporting more than 1000 + vms.
• Hosted Static Websites/WordPress websites and launched a LAMP stack web app in AWS.
• Administer, maintain and troubleshoot multiple VMware installations using Netapp Network Attached Storage (NAS) and Citrix Catalogs on XenDesktop 5.0 and 7.0.
• Configured UCS service profiles, templates and vem installation. Automated creation of ESX Server Setup using Host Profiles and DV Switches.
• Proficient with CVS/SVN/GIT source control.
• Managed complete patching from SCCM 2012 R2 for Windows and Redhat Satellite version 5.0 for Linux systems.
• Performed ESXi and VM troubleshooting and go - Live Production support.
• Documentation of installing/configuring/post installation tasks for Windows Server 2012 from templates and for Redhat Linux systems using Wiki system.

Confidential

Systems Administrator

Responsibilities:

• Experience working with AWS technologies (deploying EC2 servers, S3 and Glacier storage).
• Familiarity with storage hardware, installation and scaling as per requirements (setting hardware RAID, LVM, XFS filesystems).
• Experience working with VMWare Infrastructure Proficiency in system security, installation of open source and software and configuration and fine-tuning of services for optimal use of resources.
• Performed linux systems administrative tasks for our customers which will include debugging system and network issues related to labs.
• Written bash shell scripts to automate tasks and streamline operations.
• Investigated and determined root cause for intermittent and complete outages of network traffic.
• Worked with partners in bringing up new labs and services.
• Installed and configured networks, including cable patching, equipment installation, and configuring (and securing) network hardware.
• Configured Cisco, NetScaler, F5, Nexus and Juniper SRX devices.
• Hands-on experience of VMware administration in an enterprise scale environment, which consists of more than 1,000 virtual servers or 100 hypervisor hosts.
• Hands-on experience in Cisco UCS and HP ProLiant hardware models.

Confidential

Sr. Systems Administrator

Responsibilities:

• Designed, deployed and administrated complex virtual infrastructure solutions based on VMware ESX/ESXI 3.0, 3.5, 4.1, 5.0 for development and production environments using VMware Auto Deploy.
• Provide support in performance monitoring, back-ups, reporting, problem identification, management, and resolution.
• Monitored and administered Citrix XenDesktop 5.0 Environments.
• Installation, deployment, administration, configuration, troubleshooting and maintenance of Windows core infrastructure services. AD, DNS, IIS, SQL, Systems Center.
• Designed and Implemented Cisco UCS Blade Infrastructure and Flex Pod using Cisco and Netapp supporting more than 3000 + vms, 200 + ESX/ESXI HP 685 blades between two Datacenters running RHEL 4.5/5.4/5.7 and Windows Server 2008 vms.
• Administered, maintain and troubleshoot multiple VMware installations using Network Attached Storage (NAS) Implementations and Catalogs on XenDesktop 5.0.
• Configured HP 585, 685 G7 Blades chasse profiles, ILO, and network VLAN’s using Virtual Connect. Automated creation of ESX Server Setup using Host Profiles and DV Switches.

Confidential

Windows/Linux/VMware Systems Administrator

Responsibilities:

• Managed a large VMware based implementation consisting of 700+ Physical host and 8,000 VMs in multiple locations using VMware ESX 3.5 Update1.
• Participated in the implementation of vShield App, Netapp, and Splunk for VMware.
• Maintained and enhanced automation using PowerCLI Script’s based on self-provisioning service.
• Used Cobbler with kick start for automating Red Hat Enterprise Linux Installations.

Confidential

Windows/VMware Engineer

Responsibilities:

• Windows / ESX system engineer for large scale ERP consolidation and implementation. Trained the permanent support team in ESX management.
• Created Crystal Reports report to track project specific service tickets from Perot wide help desk database. Developed remedy reports that became standard in Perot systems.
• Acted as third level support to the Help Desk on hardware and software troubleshooting.