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System Admin (vmware / Citrix) Resume

4.00 Rating

TX

SUMMARY:

  • Experience as VMware Engineer and System Administration for Implementation and extensive Support of Windows 2008 R2, 2008, 2003, 2000 and NT Servers on HP, Dell and CISCO UCS Servers
  • Expertise in Installing and administering Citrix Presentation server 4.0, XenApp 6.5/7.6, XenDesktop 5.6/7.6 & Citrix Client Tools.
  • Expertise in creating Citrix Streaming Profiles and Publishing Applications to users in Citrix XenApp 4.5/6.5/7.6.
  • Extensive experience in working with VMware vsphere 6.x, vSphere 5.x and vSphere 4.x in Data Center environment.
  • Served as Project / Technical lead for a project to migrate over 200 applications from legacy XenApp4.x/5/x farm to 250 Server XenApp 6.5 farm deployments.
  • Server as Technical lead for Deployment, Management and upgrading of XenDesktop 5.x and 7.x environments.
  • Co - ordination with Application Owners in optimizing in-house and vendor applications developed o
  • In different platforms for publishing in XenApp v6.x/7/x. (RDS.)
  • Virtualization / Sequencing applications using Microsoft App-V 4.6/5.0 and optimize packages to publish in XenApp environment.
  • File Server (User Roaming profiles) and Print Server Management.
  • Optimizing XenApp session policies for custom print management, application and session security and optimal user experience.
  • Implementation of Citrix Profile Manager 4/5.0 for Various XenApp farm deployments.
  • Good working knowledge of Active Directory and Group policy management, designing GPOs for server farms and workstations to optimize Citrix end user experience and server performance.
  • Extensive experience troubleshooting end-to-end issues related to citrix client software on end user devices to server/application related issues.
  • Good knowledge on Citrix Access Gateway. Hands on Experience on Citrix Edgesight.
  • Configuration of Citrix server policies, Load Management and Printers in the Farm
  • Windows and Citrix Patch management with minimal downtime/outage.
  • Developed XenApp policies with load evaporators for server maintenance/drain mode, server, application and user load balancing.
  • Implementation of VDI session policies to optimize and secure end user desktop experience.
  • Implementation and management of AppSense Personalization Server 8.4/8.6 and Policies for VDI user profile management and Policy deployment.
  • Good knowledge of storage concepts related to SAN, NAS and DAS.
  • Internetworking: Working knowledge on Cisco arrow point and F5 load balancer, Bluecoat proxy,Gauntlet, Sidewinder andZscaler.
  • Experience in patch management and upgrading ESX hosts using VMware vSphere Update Manager and VMware Host Update Utility.
  • Worked withvRealizeOperations Manager administrator on capacity planning, created and reserved VM's in a datacenter for an upcoming project.
  • Support, manage, and deploy XenApp, Xen Desktop and NetScaler inCitrixenvironment.
  • Expertise in handling Citrix monitoring tools like NMAS, Insight, Command Center, Director and Edgesight.
  • Executions of change activities, client interaction, maintain SLA for the project, tasks & tickets as per client requirements.
  • Worked on NetScaler 5500, 8200, 3000 MPX/VPX performing Load Balancing for XenApp/ XenDesktop, Access Gateway, High-Availability, SSL installation, SSL Off-Load.
  • Installed, configured and maintained Windows 2003, 2008 and 2012 Operating Systems and Red Hat Linux 6/5 on Virtual Machines.
  • Good Knowledge and experience with office 365 (O365) and windows PowerShell.
  • Network / Security Web securityZscaler(cloud proxy) Proficient.
  • Experience in Microsoft Office Suite, Open Office, Visio, Outlook, Printing, and Windows networking.
  • Deep Knowledge on TCP/IP, HTTP, FTP, SCP, SFTP, TFTP, Network Bridges, Router, Switches, Hubs, Configured Networking Concepts DNS, NFS and DHCP.
  • Strong analytical, problem-solving and communication skills, with particular emphasis on clear, detailed Business Requirements into Functional Specifications, and generating reports for management.

TECHNICAL SKILLS:

VMware Tools: ESX/ESXi Server 4.1/3.5/3.0/2.5 VSphere 4.1, VMware converter 4/3 and VMware VMotion.

Technologies: A+, Active Directory 2012/2008, DNS, DHCP.

Citrix Technologies: XenApp 5/6/6.5, XenDesktop 5.0/5.6/7.14 , Presentation Server, Edgesite, Netscaler, PVS 5.x/6.x/7.x.

Core VMware Virtualization Skills: ESX 4.1/4.0, ESX 3.5, ESXi, VSphere 3 and 4, VI3, Virtual Center Server, P2V, V2V, Storage VMotion, HA, DRS, SRM 4.0, NAS, SAN, iSCSI, RAID, Vblock, V datastores, Host Profiles, VApp, VMware Consolidated Backup, VMware Management Assistant, VMware VSphere Client, VMware View 4, VMware ThinApp, Events and Alerts, Capacity Planning, Plate Spin Power Convert

Windows: MS Exchange 2010, Office 365, ADDS, MS Office.

Cloud Portals: MS Office 365 (Exchange Online, Lync Online)

Operating System: Windows server 2012/2008/2003/2000/ NT/7/Vista/XP, Unix/Linux installation.

PROFESSIONAL EXPERIENCE:

Confidential, TX

System Admin (VMware / Citrix)

Responsibilities:

  • Lead a Zscalar cloud firewall deployment for over 150 sites.
  • Expertise in building the VMware 6.0 Infrastructure from the base including VCenter 6.0, ESXi 6.0, Update Manager 6.0, VDP 6.1, External PSC, SRM 6.0.
  • Installation, Configuration Maintenance and Troubleshooting ofCitrixZscaler
  • Expertise in Building Windows 2008 R2/ 2012 R2 servers based on the company standards and decommissioning the servers.
  • Responsible for providing appropriate permissions to the users and groups based on the requirements to the VMware VSphere 6.0 environment.
  • Vcloud Automation Center (vCAC) machine deployment, configuration and troubleshooting.
  • Deployment, Installation, administration of ESX, VMware View, vRealize Automation(VRA), vRealize Orchestrator(VRO), vMotion, vStorage, VApp, vCloud Director (vCD), VCOPS.
  • Designed the Citrix architecture to deploy functionality to Client's user community, work with Citrix across varying versions XenApp 6.5/7.6, XenDesktop 7.6.
  • Upgrade Citrix XenApp 6.5 to 7.6 and XenDesktop 7.0 to 7.6.
  • Implementation of major infrastructure changes, installations or upgrades related to Citrix and Terminal services.
  • Configured multiple Citrix farms, migrated user applications and ensured uninterrupted service while user migrations to multiple different domains occurred. vRealize Operations Manager (vROps) permission, role configuration and reporting.
  • Working on VDI environment using Vmware Horizon View Client.
  • Prevented several Active Directory security breaches.
  • Responsible for creating technical documentation for the infrastructure including V2V conversions, VDP installation and ESXi host patching baselines, SRM layout and Vision Network diagram for VMware networking.
  • Responsible for applying SSL certificates to Windows Server 2008 R2/2012 R2 VMs, VCenter 6.0 and Vsphere Web Client 6.0.
  • Responsible for taking VMs backup on timely basis.
  • Involved in performing P2V and V2V conversions using VMware Standalone Converter 6.0.
  • Designed and Implemented fully automated DRS, HA clusters with HP Blade servers, NetApp and Infinidat SAN storage.
  • Involved in live VM migration vMotion from one host to another and Storage vMotion from data store to another.
  • Responsible for providing periodic maintenance support for the Windows Server Patching, ESXi host maintenance by applying updates and upgrades.
  • Expertise in troubleshooting for Windows Systems on issues correlated to Servers, Local Services, Data Centers, and Server Configuration.
  • Expertise in installing, configuring and maintaining the Active Directory (Created Accounts, Reset Passwords, and Allowed Access to different Directories using NTFS permissions), GPO, DNS, DCHP.
  • Expertise in configuring the GPO for security purposes.
  • Providing optimal use of resources and secure internet access thoughZscaler.
  • Deliver unified, carrier-grade internet security, web security, sandboxing/advanced persistent threat (APT) protection, data loss prevention, SSL inspection, traffic shaping, policy management and threat intelligence using Zscaler.
  • Responsible for creating Active Directory domain users and groups, given appropriate permissions.
  • Work on Remedy and Service Now ticketing system and work with SLA.
  • Maximizing network performance by monitoring performance; troubleshooting critical and complex network problems related to ISP.
  • Redistribution of IPSec over GRE Tunnels, DMVPNs, HSRP, SLB,ZscalerProxies etc
  • Managing 10000+ Virtual desktops fromCitrixSite controller (CitrixStudio).
  • Integrated XenDesktop 7.14 Farm withCitrixXenApp 6,6.5 Farm.
  • Performing task like Adding Virtual desktops (VD), remapping VD and assigning User to VDs, changing delivery groups, Disable/Enable Maintenance mode and Power management policies within Site controller.
  • SupportedCitrix XenDesktop farm withCitrixPVS 7.x.
  • Responsible for administering and supporting 1000 machine VDI/HVD farm in XenDesktop 7.8/7.9.
  • Responsible for administering and supporting 400 XenApp 6.5/7.9 servers, 2000 Users and 400 application environments on Windows Server 2003/2008 R2/2012.
  • Configured Forefront TMG Client support on a Forefront TMG network
  • Configured browsers to use a Forefront TMG automatic configuration script to obtain direct access information.
  • Responsible for Terminal server builds and Citrix XenApp 6.5/7.9 server deployments in both Physical and Virtual environments.
  • Designed, configured, installed and was ready to test the NetScaler VPX 11.1 for Load balancing the Storefront 3.8 website.
  • Troubleshooting VDs issue like unregistered state, disconnect state, Unknown state in Site controller (CitrixStudio).
  • Responsible for 6000 users as LEVEL-2 support of 20 plus applications published on XenApp 6.5.
  • Publishing Application as per client's requirement.
  • Resolving user connections to theCitrixWeb Interface serverby recycling theIIS services.
  • Scripted and tested applications inCitrix Edge Sight for Load testing version 3.0to Load Test for multi-user compatibility in terminal services environment. Experience inEdge Sight Server consoleto monitor application performance in Citrix Farm.
  • Monitoring Virtual desktop status fromCitrixDirector.
  • Implemented theCluster Environmentfor CitrixData Storeservers and configured with high availability and fault tolerance.
  • Review the Event Logs for Errors and troubleshoot accordingly.
  • Provide L1/L2/L3 level Support for Office365 and LYNC related issue.
  • Assign and modify application access to the users.
  • Installing and configure web interface and create service sites Administration.
  • Create and configure XenApp administrator accounts and their permissions.
  • Publishing application. Deploying ICA client, printer driver mapping, shadowing users, checking sessions, managing server load and CPU utilization.
  • Performing all aspects of account management User ID creation, Giving Rights to users and share folder, etc.

Confidential, TX

Systems/Citrix Engineer

Responsibilities:

  • Maintenance and troubleshooting ofCitrixServer farm running 100+ physical & virtual Windows 2008 servers for production, QA/Test and Disaster Recovery (DR) environment.
  • Responsible for Terminal server builds and Citrix XenApp 6.5 server deployments in both Physical and virtual environments.
  • Migrating from Citrix XenApp 4.5 to 6.5.
  • Supporting in-house application management in Citrix environment through Citrix Streaming.
  • Implement Citrix Rollup Pack and Feature packs as per Citrix recommendation.
  • Troubleshooting various issues related to Citrix as applications, resource manager, Printers etc.
  • Monitored Citrix server's health by using Citrix Edge Sight 5.4.
  • Implementing Citrix Profile Manager for optimizing User profiles.
  • Managing key accounts including Peleman (e-commerce portal), McAfee,Zscalerand others
  • ZscalerPAC file changes.
  • Troubleshooting and resolving issues on Juniper Net screen and checkpoint firewall,Zscalerproxy
  • RES Workspace Manager to implement user virtualization, user profile management and policy configurations.
  • Setting up Access gateway and Load balancing on NetScaler 10.0 VPX for VDI and XenApp remote access.
  • Performed Citrix Farm and server health checks on regular basis
  • Developed Virtual apps for in-house client server applications through Citrix Streaming profiler 6.5/6.0/5.2.
  • SupportedCitrix XenDesktop 4 and 5 Version withCitrixPVS 5.x.
  • Deployed published/streamed apps inCitrixFarm.
  • Blackberry Servers, RSA,Zscaler, Mainframe, AD and POS application
  • Integrated XenDesktop 5.5 Farm withCitrixXenApp 4, 6 Farm.
  • Migrated users fromCitrixXenDesktop 4 to XenDesktop 5.5.
  • BuiltCitrixXenApp 6.5 Infrastructure usingCitrixPVS 6.x.
  • Installed/ConfiguredCitrixAgent Database Server.
  • Created and Managed Microsoft GPO policies andCitrixPolicies.
  • Created and supported Active Directory OU forCitrixinfrastructure.
  • Monitored and Maintained theCitrix Web Interface server.
  • Lync 2010 (from OCS 2007) & Exchange 2010 (from Domino/Exchange 2007 co-existence setup) Migration of 60,000+ users (without zero downtime).
  • Develop PowerShell script to automate Active Directory and server tasks and Generate reports for administrators and management.
  • Provided key feedback toCitrixNetScaler andCitrixAccess Gateway Product Management teams.
  • Experience in Installation, Configuration Maintenance and Troubleshooting ofCitrixAccess Management Console, App-V packaging.
  • Planning and testing the application Virtualization for various new application releases usingCitrix Streaming Profiler and publishing it to theCitrixfarms.
  • Provisioning new physical & virtual servers and installingCitrixon them for expansion ofCitrixfarms.
  • Installed, configured, upgrade and maintained Windows 2000, 2003 and 2008, Exchange Server 2003/2007/2010 Operating Systems.
  • Work with NetApp support when issues arise to troubleshoot and NetApp sales team to provide the best solutions for company storage needs.
  • Performed Hardware and Software maintenance of Windows Server environment including VMware ESX/ESXi Host, Clusters, Servers and Virtual Machines; and Interfaced with different Venders.
  • Created technical documents detailing P2V, V2V migrations and Windows upgrades.
  • Installing and configuring vRealize automation 7.0 and vRealizeOrchestrator 7.0
  • Responsible for preparing Active Directory audit report.
  • Set up virtual network using VSphere Distributed Switch, standard switch, port groups and VM kernel.
  • Configure VMware NSX distributed firewall rules to restrict network traffic
  • Create custom report to measure performance of VM's and ESX servers using Virtual Centre and vROps.
  • Used the Microsoft Deployment Kit and PowerShell to build Hydration Kits to create robust testing environments
  • Handling all Kinds of Wintel and hardware issues.
  • Vital contributor to VMware infrastructure design at new facility, using vSphere, vCenter and VMware ESXi4 and ESXi5 to provide a mission-critical production infrastructure.
  • Working on datacenter issues on HP C7000, Cisco UCS5108 Chassis, Dell M100
  • New Forest, domain, DHCP, AV, SCCM, Remote app, ADFS, Office 365
  • Troubleshooting user accounts, virtual environments and migration errors.
  • Provide level high support for ESXi servers running on HP ProLiant BL460's/HP DL 580's/380's and Windows/Linux Virtual Servers.
  • Involved in Migration project from ESXi 4.0 to vSphere 5.0 and 5.5 and complete Migration of Vms.
  • Deployed large number of VMs/adding Data stores/ VLANs/ adding NFS storage using power shell scripts.
  • Participated in Installation and configuration of vCenter Server, and VSphere licensing.
  • Worked with Physical System (rack/stack, cabling, hard drive replacement, hardware upgrades); also Installed, Configured and Supported Cisco UCS and HP servers.
  • Preparation and validation of the migration workbooks before the migration job is setup.
  • Technical documentation on the diagnostics procedure and process documentation on troubleshooting, configuration.

Confidential

Windows server administration / Citrix Support Engineer

Responsibilities:

  • Build application servers based on the business requirements and assisted various test teams in preproduction environments to validate the application functionality.
  • Interacted with Users/Application owners for Application Packaging/Distribution support for the implemented packages.
  • Finished 40+ published applications migration Citrix PS4.0 (and decommissioned) to Citrix XA6.5, maintained 1300+ users (~2400+ concurrent sessions), cleaned and optimized Citrix infrastructure, onboarded 6 new apps, finished profile and user's data migration Colorado-AZ, helped to develop DR site.
  • Maintained two XEN Server 6.2 and two Citrix PVS Server 6.1 in LB, Secure Access Gateway, 110+ Windows 2008R2 servers, few Windows 2012 (infra).
  • Managed (AD, DNS, DHCP, GPO) and Citrix policies, created 3 and updated 6 Citrix PVS images, managed Citrix UPM and folder redirection, UPS and Print queues, Web Interface, updated Citrix License server.
  • Supported Linux Cent OS 6.6, managed accounts, supported Xymon monitoring system, created few Bash scripts.
  • Deployed XenDesktop v7.6 Dev infrastructure, connected to XenServer and vCenter hypervisors, created Machine Catalogs, Delivery groups, assigned policies, setup Storefront, created PowerShell logon/logoff and run scripts, created and maintained 70+ VDIs (Windows8.1).
  • Analyzing Client’s environment, existing infrastructure and proposing a solution.
  • Deploying and configuring Citrix Access Gateway to leverage connectivity for external users.
  • Deploying Web interface/Xenapp sites for thick, thin and mobile clients.
  • Responsible for Managing operations for Windows Servers and provide support for end users.
  • Perform regular check and maintenance of Windows servers through installation of software upgrades, patches and hardware upgrades.
  • Handle the tasks of monitoring of Window servers, corresponding infrastructure and associated applications and take corrective action to restore services.
  • Provide high level support, management and design for Citrix XenApp and Citrix Desktop using Citrix Provisioning Servers
  • Managing a network infrastructure based onCisco 3700 Switches.
  • Maintaining and Monitoring Microsoft Window Server 2003/2008/2012 (Installations, Maintenance, Handling Domain environment).
  • Come up with a plan to migrate Citrix XenApp farm from 4.5 to 6.5.
  • Addition and removal of services from virtual server configuration on Citrix NetScaler.
  • Maintaining SSL certificate on Citrix NetScaler and managing the virtual servers
  • Troubleshooting the servers all problems like, replication, policies, applications and Hardware issues.
  • Analyzing server performance, logs, tracks & troubleshoots to isolate problems.
  • Cleaning and optimization of drives by using power shell scripts, Disk and volume management & CPU and Memory Utilization.
  • File and folder management, sharing and security permissions, mapped drives, user profiles, disk quota & other jobs.
  • Creating domain users in Active directory, unlocking user accounts, Resetting the passwords and delegation of control.
  • Design message flow on premise Exchange, Office365 & Exchange on premise hybrid configuration, Messaging Coexistence, Exchange Online Protection, DLP, Auditing, Transport Security, and Unified Messaging.
  • Worked with business units to in corporate Office 365 and cloud-based solutions into business operations.
  • Installation, configuration and troubleshooting of Domain Controllers.
  • Performing website deployment and pool recycling in IIS manager.
  • Creating PowerShell scripts for automating VM build process, worked with clones and snapshots of Virtual Machines.
  • Exchange 2013 with Office 365 (Hybrid Setup).
  • Exchange 2010 to Cloud (Office 365) Migration.
  • Exchange 2003 to Exchange 2010 Migration.
  • Created various PowerShell and PowerCLI scripts for reporting purposes.
  • Active Directory (2008R2) with Exchange 2010.
  • Responsible for maintaining data integrity of various servers.
  • Establish GPO structure and enforcing different policies for several departments.
  • Create or Link GPOs to domain & OU, filtering, block inheritance, enforce and other jobs.
  • Managing Group policies in like backup, restore, copy & importing GPOs.
  • Managing Domain user accounts, Groups & OUs.
  • Establish GPO structure and enforcing different policies for several departments.
  • Creating Various DNS records, DHCP Sever Scopes, IP reservations & other jobs.
  • Creating disk based backup, adding servers, creating logon accounts and performing backup and restore jobs.
  • Perform load balancing using technology such as F5.
  • Daily check-up of Network Connectivity of systems, resolving issues related to Server/Client systems, and troubleshooting authorization & authentication issues.
  • Performing reports like Daily Checklist, Weekly dashboards, Monthly MIS.
  • Maintaining the Documentation of various activity jobs for consistent maintenance & support.

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