MATHANAKUMARAN ILANCHEZHIAN

• Managed critical financial, compliance, and risk application perimeters within a complex banking infrastructure, supporting over 10,000 users across multiple regions on a hybrid (on-premise and cloud-based) platform.
• Led data transfers and infrastructure activities using Control-M and CFT automation, ensuring seamless integration and minimizing downtime.
• Manage day-to-day operations of enterprise ICT infrastructure supporting critical banking, compliance, and risk systems in a regulated environment.
• Ensure high availability, performance, capacity, and operational continuity of infrastructure platforms across on-premise and hybrid environments.
• Monitor infrastructure and application performance using centralized monitoring tools; perform detailed system and application log reviews to proactively identify issues.
• Coordinate and manage system-related incidents and problems, leading triage, investigation, root cause analysis, and resolution activities
• Work closely with infrastructure, security, facilities, and application teams to ensure data centre equipment and ICT systems operate reliably
• Administered virtualization platforms, enhancing resource utilization and boosting server uptime.
• Designed and executed multiple Disaster Recovery (DR) and Business Continuity Plans (BCP) across regions, ensuring 100% uptime during audits and critical operations.
• Collaborated with development teams to plan and release high-impact emergency production changes, leveraging Ansible for automated provisioning and configuration management.
• Served as Business Continuity Coordinator for application and development teams, ensuring operational resilience during unplanned events.
• Coordinated the Weekend Intervention Program (WIP), overseeing patching, vulnerability remediation, and production fixes in a complex enterprise environment.
• Provided on-call support during non-business hours and weekends, ensuring uninterrupted services for critical systems.
• Ensured a stable, high-quality production environment through proactive monitoring, incident management, and cross-functional coordination.
• Partnered with interdisciplinary teams to develop cost-effective solutions for complex operational challenges.
• Worked closely with Service Operations to align recovery strategies and procedures with enterprise-wide crisis management and compliance frameworks.
• Support internal and external audit activities by providing evidence, participating in walkthroughs, and ensuring timely closure of audit findings

• Focused on Splunk data analysis for custom remote operations and issue detection.
• Supported enterprise ICT infrastructure operations for large-scale connected vehicle platforms
• Coordinated incident and problem resolution across infrastructure, application, and platform components
• Tracked vendor deliverables and supported SLA adherence across operational services
• Delivered OTA software updates for key vehicle features
• Coordinated with vendors on subscriptions, identity, navigation, analytics, and telecom services
• Supported end-line testing with test bench VINs and maintained ownership of known issues
• Collaborated with onboard/offboard vehicle teams on TBM, infotainment, service centers, and mobile apps
• Managed seamless data migrations to AWS RDS and Azure SQL
• Worked with stakeholders to define requirements and improve business efficiency
• Conducted gap analysis and drove system enhancements
• Partnered with cross-functional teams to deploy and monitor product features across their lifecycle.
• Coordinate vulnerability scanning remediation activities, tracking risks and ensuring adherence to defined remediation timelines

Fiserv, Payment Platform ( Client )

• Managed Application Performance Monitoring tools
• Set up monitoring agents across various OS
• Implemented security hardening to reduce vulnerabilities
• Led patching, application, and server validation
• Collected events and troubleshooting across tools
• Provided infrastructure and application support in critical banking environments, supported a 24/7 global infrastructure command centre

• Drafted infrastructure plans for cloud expansion and integration and coordinated infrastructure changes, patching activities, and production interventions in accordance with change management and governance processes

BNY Mellon, Banking services ( Client )

• Set up end-to-end alerts in AppDynamics to monitor application performance and user behavior.

• Coordinated with Dev, Ops, and Security teams to ensure flexibility and scalability requirements in the data setup from green field.

• Vantage Insurance (Client)
• Managed app ops and support, deployed scalable AWS environments, and resolved issues through log/error analysis.
• M-Files, Document Management System (Client)
• Supported critical product and infra issues, resolved major feature failures, and monitored Azure-hosted services to ensure uptime and performance.
• BLUE Software, Label & Artwork Management (Client)
• Client advocate and product SME—replicated issues, delivered solutions, and ensured quality control. Managed Jenkins servers and led assurance activities.

• Strong team player with hands-on experience managing a 24/7 global Level 2 Infrastructure Command Center.
• Led incident, event, and problem management to boost resolution speed and cut downtime across global environments.

• Acted as Duty Manager for critical incidents, coordinating with infra teams Unix/Linux, Windows, Cloud, Network, Security, backup, Storage, Firewall, Data center and DDOS.
• Ensured SLA-driven ticket handling, escalation, and resolution; led shift operations and aligned with KPIs.