Kaushik Halder

OBJECTIVE:

To be a part of an organization that requires excellent analytical skills with ample importance and scope given to learning and acquiring new skills.

PROFESSIONAL EXPERIENCE:

10 years 3 months of offshore experience on IT Infrastructure support experience on Citrix, Wintel, VMware vSphere, Cisco UCS, HP C7000 Enclosures, HP BL Servers , Dell & Xenserver.

Hands on Knowledge on Windows Cluster, BMC ITSM Ticketing Tool, HPSM Ticketing tool windows server 2003, Windows server 2003R2, Windows server 2008, Windows server 2008R2, Windows server 2012, Windows server 2012 R2, Windows server 2016, Windows server 2019.

• Certified from Tech Mahindra IMS Academy
• Agile For Beginners internal E0 level certification from Tata Consultancy Services
• Completed Citrix training CNS225 (Deploy and Manage Citrix ADC 13.x with Traffic Management)
• Silver Certified Mentor in TCS

• Citrix XenApp 7.6 new Site build & set up
• Application publish in XenApp 4.5, 5.0, 6.5, 7.6
• Desktop publishing for user
• Session related Issue troubleshooting
• Application launching related issue troubleshooting
• PVS server management
• Worker streaming through PVS
• VDisk update on PVS (New application installation, application Up gradation, application uninstallation on Golden Image)
• Patching on Master image
• Add or Remove machine from Machine catalogue
• XenApp server unregistered in Delivery Controller-issue troubleshooting
• VDA up gradation
• XenApp Site Up gradation
• Domain Migration of Citrix servers
• Citrix Printer management
• OU Structure creation and analyze for new site creation
• Group Policy management for Citrix servers
• New Site Policy creation
• UPM management
• Package creation through DSM automation tool
• Citrix Receiver related issue troubleshooting
• Monitoring Citrix environment through Citrix Director
• Capacity Management for Citrix Infrastructure
• Citrix Application Migration (Comms analization)
• Performing Daily Health Check of Citrix Infrastructure to ensure the Infra is running 24
• 7
• Co-ordinating with Citrix Vendor to resolve critical issues
• SSL Certificate renewal and installation on core servers
• Managing Storefront and DDC related settings to keep the environment secured with TLS1.2
• Provisioning Xendesktop machines using PVS and handling user based issues
• Citrix Workspace environment end to end implementation and management

• Managing App-V infrastructure to provision some critical applications to the client machine
• App-V application packaging and publishing
• Granting access to the users on App-V applications through Active directory security group
• App-V streaming related issues handling

• CPU and Memory utilization related issue resolution
• Disk related issue resolution
• User creation and login issue resolution
• RDP related issue troubleshoot
• Terminal server licensing issue troubleshoot
• Basic Domain related issue resolution
• Windows OS repair
• New OS Installation
• New Role/Feature installation/Uninstallation on windows server
• WSUS configuration on server and client server
• Patching on Windows servers via WSUS
• Currently working on windows server 2000-2012R2 in Production
• Share Drive access delegation
• Maintain Monthly Patching rollup activities on Production Servers

• L2/L3 support for over 4000 production Windows servers
• Point of contact for issues related to Servers, Cisco UCS, HP C7000, Vmware, Citrix and VMware infra
• Handling P1/P2 calls, Initiating changes
• Escalation level handling related to Applications with vendors to ensure SLA
• Managing multiple datacenters of more than 500 ESX hosts build on HP c7000 and Cisco UCS
• Handling service desk issues related to Incident management, Change management, problem management
• Testing/deployment of new infra and Providing PRA
• Providing IP steps for CRs, for Citrix, VMware and Windows Infra
• Communication with partner networks team and sub vendors

• Active Directory: Domain controller management, New Domain controller promotion, New objects creation, Access delegation, Group policy management, Domain related issue troubleshoot, DHCP management, Static IP reservation, New Scope creation in DHCP, DNS management
• Windows: CPU and Memory utilization related issue resolution, Disk related issue resolution, User creation and login issue resolution, RDP related issue troubleshoot, Terminal server licensing issue troubleshoot, Basic Domain related issue resolution, Windows OS repair, New OS Installation, New Role/Feature installation/Uninstallation on windows server, NTP issue troubleshoot, WSUS configuration on server and client server, Patching on Windows servers via WSUS, Currently working on windows server 2000-2012R2 in Production, Share Drive access delegation, Vendor management for Hardware related issues for servers, Maintain Monthly Patching rollup activities on Production Servers
• Citrix: Citrix XenApp 7.6 new Site build & set up, Application publish in XenApp 4.5, 5.0, 6.5, 7.6, Desktop publishing for user, Session related Issue troubleshooting, Application launching related issue troubleshooting, PVS server management, Worker streaming through PVS, vDisk update on PVS (New application installation, application Up gradation, application uninstallation on Golden Image), Patching on Master image, Add or Remove machine from Machine catalogue, XenApp server unregistered in Delivery Controller-issue troubleshooting, VDA up gradation, XenApp Site Up gradation, Citrix Receiver related issue troubleshooting, Monitoring Citrix environment through Citrix Director, Capacity Management for Citrix Infrastructure, Citrix Application Migration (Comms analization), Performing Daily Health Check of Citrix Infrastructure, UPM management
• VMware vCenter Server: New Vcenter Creation, New Host built and configuration, New VM built and configuration, Creating a new VM, Adding RAM, NIC, CPU, Disk for VM, Adding the VM to required Network, Template creation and deploy VM from Template, Administrative works on ESXi (User creation/providing access/LDAP configuration), Experience on virtual infrastructure upgradation (5.0 to 5.5 to 6.0), Hands on experience Cisco UCS/ HP ESXi Firmware Update, Hands on experience with the VMware ESX and ESXi Servers installation and configurations like VMware HA, DRS and V-Motion, Co-ordination with SAN team for assigning new LUNs to the host and configure the data stores on the Cluster and extending the datastore, Experience in ESXi server builds and configuration, Deploying, Configuring and Managing the Test and Production Guest VMs and Upgration of VMware tools And virtual hardware, Managing Patching of ESXi servers using VMware update Manager and manual patching, Configuring v-Center heat beat for the High Availabity for vCenter Server, Creating Templates and Deploying VMs from the Templates, Right sizing of Virtual machines in order to increase the performance of the VM, Up gradation of VMware tools and virtual hardware levels of the virtual hardware to increase the Performance, Monitoring the Health and performance status of ESX servers and virtual server

• POB Award for Q1 2017 on Client appreciation in Tech Mahindra
• Star of the quarter Award from on Q2 2022 in TCS
• Contextual Master Award on Q1 2023 in TCS
• Silver Certified Mentor in TCS

Tata Consultancy Services

Yes (Anywhere in India)

Yes

Holding a valid Passport

Hardworking, Confident, Team ethics

• Primary person to handle the Xendesktop & XenApp Infra with 4500+ Xendesktop machines
• Capacity analyst for Xendesktop infra including hardware capacity, user concurrency and Citrix licenses
• Technical SPOC for on-premises to Public Cloud migration
• Currently working in Tata Consultancy Services as a shared resource for Citrix administrator L3 position in various Citrix platforms (XenApp 6.5, XenApp 7.15 CUMU2, XenDesktop 7.15 CUMU2, CVAD 1912 LTSR, CVAD 2203 LTSR), managing multiple Citrix farms/Sites with DEV and Production Environment with total 1500+ virtual and Physical servers. The platform includes XenApp and Xendesktop environment with Provisioning services technology
• Responsible for attending client meetings and daily operation call, CAB meeting, providing RCA for any P1/P2 incident. Also interacting with global customers from DenMark, Norway, Sweden, India to reply their queries or to resolve user based incident within the SLA timeframe
• Recently worked on below critical activities and completed successfully: Migration of Citrix Server from On-Premises to Public Cloud: We have successfully migrated 150 Citrix servers from on-premises to public cloud without any user impact/downtime. Windows10 VDI Migration: We have recently migrated 4500+ VDI and complete infrastrucrure from on-premises to Public Cloud without any user impact. XenApp VDA Server OS Upgradation: Worked on a project to upgrade the XenApp VDA Server OS from 2012R2 to 2019

• TECH MAHINDRA Ltd, Chandigarh, System Engineer L2, December ’2013, January’ 2018
• Capgemini Technolgy Services India ltd, Mumbai, Consultant, Jan 11 ’2018, 21st December 2018

Marital Status: Married

The above mentioned facts are true to the best of my knowledge and experience. In case any discrepancy in the fact I will be liable for any legal action or loss of employment status.

v POB Award for Q1 2017 on Client appreciation in Tech Mahindra.

v Star of the quarter Award from on Q2 2022 in TCS.

v Contextual Master Award on Q1 2023 in TCS

• Managed a team of 9 members in TCS from 2021 to 2023.