JAGADESHWARAN KANNIYAPPAN
Summary
Encouraging manager and analytical problem-solver with talents for team building, leading and motivating, as well as excellent customer relations aptitude and relationship-building skills. Proficient in using independent decision-making skills and sound judgment to positively impact company success. Dedicated to applying training, monitoring and morale-building abilities to enhance employee engagement and boost performance.
Overview
23
23
years of professional experience
2
2
Certification
Work History
Assistant Vice President
OCBC
2018.01 - Current
- Handled end to end Server’s lifecycle management and upgrade, focusing on application publish through XenApp, VMware ESXi Host upgrade activities, Windows Server upgrade from 2008 R2 To Windows Server 2016/2019
- Contributions included:
- Technical Specialist for vSphere 6.5, Enterprise Environment
- Provide support for implementation, troubleshooting and maintenance of Windows systems (2008/2012/2016)
- Responsibility for system security compliance, health check & server hardening
- Upgraded existing vSphere 5.x environment to 6.5, upgrade to 7.x is in progress
- Install and configured Citrix LTSR 2203 CU4 and Managing 4 Citrix Firm
- Managing VDI and publishing for Automation (Blue Prism)
- Interacted with Application teams regarding application publish request through Citrix for WFH due to COVID-19 situation & provided support in terms of setup Security Groups, VDA Servers & Application publish
- Leading DR Exercise for Infra related systems & providing support during the activity.
- Monitored compliance with various types of regulations to avoid MAS penalties.
- Interacted well with customers to build connections and nurture relationships.
SENIOR ANALYST
Optimum, Bank of Singapore
2014.05 - 2017.12
- Engaged in Server virtualization using vSphere 5.x, 6.x and Applying operating system updates, patches, and configuration changes
- Published application in Citrix XenApp Environment
- Handling Change Management process for production deployment
- Offered expertise in platform windows servers, 2008/2012
- Responsibility for documenting incident RCA report, the configuration of the system and system performance tuning
- Provide support to Windows Systems including day-to-day operational issues, monitoring, and problem resolution for all the client/servers
- Introduced workflow for New Mailbox creation, using Active Directory OU structure and PowerShell
- Introduced Linked mode for vSphere environment by enabling link between Prod & DR VCSA Appliance Server, it was then possible to move VM’s & Template in between two different VCSA Servers.
Project Lead
Citibank Singapore
2008.09 - 2014.05
- Rolled-out a Citrix/Microsoft based VDI solution, P2V Migration for Datacenter, Cluster setup for major windows Critical servers
- Design and implement various Wintel, VMware & Citrix projects, which includes Wintel server builds, configure business applications and ensure smooth handover to operations
- Design & Deploy Migration Strategy for File Server Data Migration drafted migration procedure and scripts using PowerShell and Robocopy
- Resolved customer-related issues during both the pilot and production phases
- Implemented PowerShell based workflow for linked Mailbox creation in Resource Forest
- Design & Deploy Active Directory sync with one Resource & Multiple user Forest, using Binary Tree Directory Sync software
- Install/configure/manage Citrix Presentation server 4.5
- Virtualized around 50 business applications, which resulted in reduced TCO for business and optimized real estate usage in the Data center
- Done Data Centre migration / Consolidation of Wintel servers.
Team Lead & Wintel Administrator
Citibank
2004.08 - 2008.09
- As part of a team of infrastructure team to ensure smooth operations that conformed with the agreed Service Level Agreement (SLA)
- Analyze system performance and makes recommendations for optimization
- Lead and establish Root Cause Analysis for all High Severity issues, work with multiple teams for successful resolution of issues and incidents
- Participation in the upgrade/patching planning and patch deploy using SCCM
- Develop technical documentation and procedure on monitoring, performance
- Ensure adherence to applicable Change and Release Management processes
- Installed and configured 2-node cluster using Windows 2000 Advanced Server
- Configured backups using Arc Serve 11.0 and L100 Tape Library
- Installed and configured the Omnidocs SMS and imaging setup for CitiFinancial
- Automated the management of Application center 2000 cluster using windows scripting
- Migrated all the Wintel servers to latest security model followed across the region – WSSR
- Installation, configuration and automation of OpenSSH on Windows server 2003 for secure file transfer across multiple OS platforms
- Implemented MS cluster 2003 for SQL server (2-node cluster)
- Passed External Audit from Citibank.
Senior SYSTEM ENGINEER
HPE Synergy Administration
2003.10 - 2004.08
- 303 - Microsoft Azure Architect Technologies
- AZ-104 Microsoft Azure Administrator
- CompTIA Security+ 501 PERSONAL STRENGTHS
- Assist as the VMware/vSphere & Windows Server Subject Matter Expert (SME)
- Apply knowledge of Application/Desktop Virtualization) solutions using Citrix XenApp, XenDesktop for virtual environments
- Knowledge in CISCO WSA C380 and SMA M650 Web security and management appliance
- Pilot and evaluate patch management via SCCM 2012 and HPSA
- Knowledge in Security VA tenable scanner
- Utilize Active Directory, DHCP, DNS, and Group Policy enterprise knowledge in a distributed environment
- Investigating & troubleshooting root cause via problem management
- Support application testers to troubleshoot and debug configuration and deployment issues., Support of Windows server infrastructure based on business requirements
- Install and Implement New/Rebuild existing Windows servers and configure hardware, peripherals, services, settings and directories
- Apply server OS patching procedure and security hardening
- Perform backup and restore of systems based on business requirement
- Responsible for maintaining Backup Copy for all Infra related servers, using IBM tape library & Symantec backup Agent
- Assist in developing and maintaining the Technical Disaster Recovery Plan.
SYSTEM ENGINEER
Software System
2001.03 - 2003.08
- Support of Windows server infrastructure based on business requirements
- As part of Internal IT Support team, responsible for maintenance of Servers/workstations on various platforms
- Managed a Novell NetWare 4.11 (350 Users) Server connected to Dos based and Windows Clients
- Worked with Information Security for Active Directory User accounts management in Novell 4
- Maintained PDC/BDC on NT servers
- User and Share management
- TECHNOLOGY
- Server Virtualization
- VMware, Microsoft Hyper-V
- Application Virtualization
- Citrix XenApp
- Desktop Virtualization
- Citrix XenDesktop
- Scripting Technologies
- PowerShell
- Directory Services
- Active Directory, DNS, DHCP, Group Policy, Certificate Service & Right Management Service
- Server Hardware
- HP Blade c7000, blade servers (Gen 7,8,9,10) & ProLiant Servers
- Public Cloud Services
- AWS & AZURE
- Other Tools & Utilities
- Wireshark, Robocopy
- Operating Systems
- Windows Server 2008, 2012, 2016 & 2019
Education
DEGREE OF BACHELOR OF ARTS - CORPORATE SECRETARYSHIP
Madras University
1999
Skills
Optimizations
- Project Management
- Critical system support
- Problem-solving
- IT Certification
- VCP-DCV 2023
- Performance Monitoring and Evaluation
- Inventory Tracking and Management
- Operational Efficiency
Certification
ITIL Foundation Certificate in IT Service Management VMware vSphere: Install,Configure, Manage [V7] Microsoft Office 365: Managing Identities and Requirements. Google Cybersecurity
Affiliations
Experianced and professional IT Lead with over 21 years of versatile, diligent IT professional with an outstanding customer focus. Recognized for offering superior client service and developing productive, sustainable relationships built on trust. Extensive experience implementing and maintaining technology infrastructure, migration, and client servicing. Solutions-oriented professional who analyses data and trends to find optimizations, formulate strategies, create plans, and achieves consistently good results. Passionate about troubleshooting issues and building cost-effective and efficient systems.
Timeline
Assistant Vice President
OCBC
2018.01 - Current
SENIOR ANALYST
Optimum, Bank of Singapore
2014.05 - 2017.12
Project Lead
Citibank Singapore
2008.09 - 2014.05
Team Lead & Wintel Administrator
Citibank
2004.08 - 2008.09
Senior SYSTEM ENGINEER
HPE Synergy Administration
2003.10 - 2004.08
SYSTEM ENGINEER
Software System
2001.03 - 2003.08
DEGREE OF BACHELOR OF ARTS - CORPORATE SECRETARYSHIP
Madras University
ITIL Foundation Certificate in IT Service Management VMware vSphere: Install,Configure, Manage [V7] Microsoft Office 365: Managing Identities and Requirements.
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