Top Tech Jobs & Startup Jobs in Chennai

Leads the architecture, administration, modernization, security, performance, and resiliency of enterprise database platforms across on-premises, cloud, and hybrid environments. Oversees installations, upgrades, migrations, patching, high availability, disaster recovery, backup, monitoring, capacity planning, and incident management. Drives automation and DevOps adoption, partners with cross-functional stakeholders, establishes governance and compliance standards, and mentors database administration teams.

Administer and support IBM z/OS mainframe environments, including installations, upgrades, maintenance, customization, performance monitoring, troubleshooting, and system utilities. Manage disaster recovery, backups, business continuity, patches, third-party software, and reliability initiatives. Collaborate with infrastructure, storage, network, security, and application teams on modernization and migration projects. Provide 24/7 on-call support and contribute to z/OS architecture, Parallel Sysplex, GDPS, and cloud integration efforts.

Provide L2/L3 production support for Natural and Adabas mainframe applications in IBM z/OS environments. Monitor performance, troubleshoot incidents, conduct root cause analysis, support batch processing and job scheduling, and manage releases and changes. Collaborate with business, development, and infrastructure teams while maintaining documentation and compliance. Support mission-critical 24x7 operations, ITSM processes, performance tuning, data correction, and service improvement initiatives.

Monitor and maintain Linux and Windows servers, respond to Level 1 infrastructure tickets, troubleshoot basic server, network, and application issues, manage user access, monitor backups, support cloud VM and storage operations, and maintain system documentation. The role requires foundational knowledge of enterprise infrastructure, cloud platforms, monitoring tools, remote access, IAM, and virtualization, along with strong problem-solving and communication skills.

Leads Oracle database administration, including configuration, installation, maintenance, security, performance tuning, capacity planning, migrations, backup and disaster recovery. Administers multitenant architectures, RAC, Data Guard, monitoring, and recovery testing. Supports users and developers, coordinates database projects, implements system enhancements, and contributes to scalable, reliable infrastructure. Preferred experience includes patching, Unix/Linux, GoldenGate, Exadata, ITIL, Agile, and strong communication.

Design, build, maintain, debug, and optimize high-volume mainframe business logic. Refactor legacy systems to support cloud and mobile integrations, extract business logic for modernization, and work with databases, web services, microservices, containers, messaging queues, and modern DevOps practices.

Maintains and monitors customer IT infrastructure, including Windows and Linux servers, networks, backups, user access, and cloud environments. Responds to alerts and Level 1 support tickets, troubleshoots basic infrastructure issues, performs maintenance and restore operations, documents incidents, and updates standard operating procedures and knowledge articles. Supports cloud VM provisioning, storage, snapshots, networking, and basic security configurations while escalating complex issues appropriately.

Monitor and maintain Linux and Windows servers, respond to Level 1 support tickets, troubleshoot infrastructure issues, manage accounts and permissions, monitor backups, support cloud VM and storage operations, document incidents, and maintain SOPs and knowledge-base content.

Administer and optimize SAP landscapes, including ECC, S/4HANA, HANA databases, and related systems. Responsibilities include installations, upgrades, migrations, system refreshes, transport management, performance tuning, patching, security configuration, high availability, disaster recovery, troubleshooting, user administration, and automation. The role supports cloud environments such as SAP RISE, Azure, AWS, and GCP, while coordinating with infrastructure, database, and functional teams on critical customer projects and production support activities.

Administer and support SAP landscapes, including ECC, S/4HANA, NetWeaver, HANA, Java systems, and cloud environments. Responsibilities include monitoring, performance tuning, upgrades, patching, system refreshes and copies, transport management, user and client administration, security tasks, backups, recovery, troubleshooting, and incident/change management. The role also requires technical documentation, customer collaboration, on-call support, and coordination with infrastructure teams.