Top Tech Jobs & Startup Jobs in Chennai

Analyze and modernize COBOL mainframe applications by converting business logic into Java applications, microservices, and cloud-ready solutions. Develop, test, deploy, document, and optimize Java systems while maintaining functionality, performance, and data integrity. Collaborate with architects, analysts, business users, and testing teams; support integration testing, production deployment, troubleshooting, and post-migration activities.

Manage performance and capacity planning for IBM z/OS mainframe environments. Analyze SMF/RMF data, configure WLM, monitor system metrics, forecast processor and storage needs, perform diagnostics and root-cause analysis, and provide capacity reporting. Support complex environments involving Parallel Sysplex, LPARs, JES, CICS, DB2, and IMS. Provide technical guidance, documentation, client support, and 24/7 on-call service while identifying modernization and optimization opportunities.

Designs, builds, and maintains high-volume mainframe business logic while modernizing legacy systems for cloud and mobile integration. Responsibilities include performance optimization, debugging complex system interactions, testing, extracting business logic for migration, and developing scalable software using modern architectures, databases, APIs, containers, and messaging systems.

Administers and supports IBM DB2 on z/OS, including SMP/E installation, subsystem and data-sharing configuration, performance tuning, availability, backup and recovery, catalog maintenance, security, and disaster-recovery testing. Diagnoses complex system issues, supports DBAs, manages DB2 architecture and internal structures, and uses monitoring and tracing tools to resolve performance and availability problems. Documents procedures and collaborates with IBM and other vendors on defects and technical issues.

Installs, maintains, configures, and troubleshoots IBM DB2 on z/OS mainframe environments. Manages DB2 data-sharing sysplexes, subsystem availability, backup and recovery, catalog and directory objects, performance tuning, security integration, disaster recovery testing, and system documentation. Provides advanced problem analysis and secondary support to DBA teams while coordinating with vendors on product issues.

Configure, maintain, optimize, and troubleshoot mission-critical mainframe z/OS infrastructure. The role supports system availability, reliability, security, performance, change management, incident resolution, root cause analysis, documentation, and cross-functional delivery across areas such as operating systems, automation, storage, scheduling, databases, networking, and production control.

Configure, maintain, optimize, and troubleshoot mission-critical mainframe z/OS infrastructure. Responsibilities include resolving escalated system issues, supporting change management, maintaining availability and security, collaborating across z/OS teams, conducting root cause analysis, and documenting configurations and procedures. The role may focus on operating systems, automation, scheduling, storage, performance, security, databases, communications, messaging, or networking support.

Provides cloud and server infrastructure consulting for large enterprise environments. Designs and implements AWS and Azure solutions, manages data centers and cloud platforms, resolves operational issues, applies security and patching practices, validates billing, and develops infrastructure roadmaps. Requires expertise in cloud architecture, Linux and Windows administration, networking, backup and recovery, FinOps, ITIL processes, automation, and stakeholder communication.

Manage and implement large-scale AWS, Azure, on-premises server, data center, and cloud environments. Responsibilities include cloud infrastructure deployment, server provisioning, patching, security hardening, vulnerability remediation, monitoring, backup and recovery, networking, DNS, databases, CDN, IAM, FinOps, and troubleshooting. The role also develops cloud automation and deployment strategies, applies ITIL processes, resolves complex technical issues, and advises clients on scalable, secure, and financially sound infrastructure solutions.

Designs, develops, customizes, integrates, and supports Temenos TAP banking applications for wealth management and private banking. Responsibilities include WUI TAP, TTI, and TAP Core development; T24 integrations; APIs, middleware, workflows, and database solutions; Python and shell automation; production support; performance tuning; deployments; incident resolution; and Agile collaboration. The role also provides technical mentorship and contributes to reliability, CI/CD, documentation, and continuous improvement.