Ritwik Bhattacharya Email & Phone Number

Bengaluru, Ka, In

Bangalore Area, India

Key Achievements• Spearheaded specialized team of 22 storage administrators based globally storing 12PB of unstructured data.• Administered daily storage Operations and supported more than 30 Isilon storage clusters and more than 50 HPE Network Devices globally, providing secure, reliable and affordable data storage to internal Oil & Gas businesses within Shell.Responsibilities• Managed timely data collection to update operations metrics to achieve productivity targets, reduce cost per unit, eliminate errors, and deliver excellent customer service.• Monitored, escalated, and re-mediated NAS & SAN device/application {access, performance, events} alerts to identify/ potential incidents.• Performed appropriate tests and provide training to upgrade product quality and standardize all artifacts.• Established technical storage on Cloud and participated in setting up AWS based virtual servers for technical users to execute seismic apps.• Prepared and reviewed all Service Level and Operation Metrics and KPI scorecards for service delivery.• Implemented DevOps model to design an operating model - Shell Data Universe.• Executed, maintained, monitored performance tuning and upgrade Network Attached Storage (NAS) environment.• Performed change management and incident management for enterprise storage systems• Responsible for handling IT Operations control, NAS Storage Infrastructure Management and Server and device management.Currently a part of High-Performance Computing Managing HPC, Storage and Network operations

Bangalore Area, India

Key Achievements• Worked with Isilon OneFS Engineering to provide cutting edge solutions along with handling customer escalations for Isilon Global Support.• Administered end to end Operations across of ISD(Isilon), product teams, located across 4 Continents working in 5 Time Zones.Responsibilities• Accountable for operational results in terms of group and department performance standards/metrics, customer satisfaction and budget/expenses.• Responsible for coordination, definition, troubleshooting and communication of critical issues to the stakeholders.• Managed the first & Senior level engineers providing tactical guidance, assisting in short- & long-term planning & strategy for assigned areas through leadership.• Oversaw the laydown of processes & practices to establish a platform of operational excellence.• Liaised with global Account Management & Sales leadership to ensure assigned areas anticipate and meet internal and external needs, drive revenue generation, operate efficiently & remains cost effective.

Hyderabad, Telangana, India

• Responsible for troubleshooting Galaxy 5.0 to 6.1 and Simpana 7.0 as well as Windows server 2003 enterprise edition and VMware.• Oversaw the installation and configuration storage and backup software (Commvault Galaxy and Simpana).• Meticulously scheduled full, incremental and differential backups for enterprise.

Hyderabad, Telangana, India

• Bestowed technical assistance to team of 15 members and managed the escalations, negotiating legal threatening of Dell customers which are called Executive Escalations.• Accountable for installing small home wireless networks as well as operating system, anti-virus software, firewalls and other factory installed software.• Established a peer-to-peer network, direct cable connection, connecting two computer using modems.• Coordinated with training team as a single point contact between the team and senior management.

• Troubleshot Dell Dimension Desktops and Laptops and Printers hardware.• Oversaw the Basic windows98/XP Networking and Core OS troubleshooting.• Accountable for Internet Connection Setups and troubleshooting including Dialup and DSL and Wireless Network Setup and troubleshooting.