Geethu Sankar

• Design, configure, and maintain Windows server and windows clusters server to achieve high availability and fault tolerance.
• Implement and oversee backup and recovery solutions to protect critical data and ensure business continuity.
• Monitor system performance, proactively identify and resolve issues, and minimize downtime.
• Test policy changes and script executions according to change management and configuration management procedures.
• Define, document, and follow technical procedures for application management.
• Help to operate, manage, and support our Endpoint Privileged Account Management Solution.
• Support user in privilege account related issues including log analysis and troubleshooting, as well as interacting with users via phone or chat through to a timely resolution.
• Help to operate and manage our Delinea PAM landscape.

Achievements:

• Successfully upgraded 20+ servers to the latest Windows 2022 within 1 month which improved overall server performance.
• Increased SLA compliance from 85% to 95% over a period of 6 months.

• Ensure that uptime SLAs are met every month for systems that are responsible for by managing and resolving issues logs; performing scheduled maintenance to minimize disruption
• Build new environments running Windows 2012R2, 2016, 2019 and hardening the OS and configure the server
• Install and setup crowdstrike, qualys, splunk and nagios
• And perform day to day monitoring of the alert emails
• Configure F5 load balancer and assign irules, asm and security policies to balance the traffic and configure the firewall rules on Forcepoint for managing outbound and inbound traffic
• Perform Vulnerability scanning and patch the system with latest OS updates using both manual and WSUS
• Liase with Information Security to block the illegal application request which fail under the various attack signatures
• Write powershell and batch scripts for SFTP file transfer jobs and run those jobs by Windows Task Scheduler and Globalscape EFT application
• Monitor Vmware Host Usages, Performance and Capacity
• Implemented Vmware Host upgrades including firmware upgrade and performed operations like Vmotion, VLAN configuration and modify server hardware capacity at Vsphere
• Managing third party support contracts where required to provide support levels
• Ensure that FNZ-held data is secure and backed up by ensuring that regular backups and made and are tested using Commvault tape back-up system
• Assist in the security audit process, such as by evaluating semantic application scanning results and ensure that the FNZ network and systems are internally and externally secure by following existing policies and procedures and documenting for audit purposes as required by AAF/ISO27001
• Implementing security projects; completing risk assessments and build guides for new and existing systems

Achievements:

• Lead a team of four interns to achieve 60% reduction in the response time for the incidents.
• Successfully deployed CrowdStrike across 3,000+ servers over an 8-month period.

• Build an infrastructure inventory across the 10 sites that operates
• Provide L2 support for the MES application CAMSTAR that running on windows server 2016
• Create Map/Diagram for the Camstar along with other integrated applications
• Translating application requirements into functionality
• Planning, designing and implementing system solutions- upgrades, patches
• Testing the developed systems and components, including failure analysis and bug fixes
• Supporting users after the implementation
• Build data visualisation charts and table using tableau for camstar platform

• Supported Defect Analysis team by acting as the 1st line of trigger for investigating inline metric deviations with respect to respective FMEAs provided