Job Summary:
Tata Consultancy Services is seeking a Senior Engineer for their Mainframe Automation System Programmer role. This position is responsible for designing, implementing, and maintaining automation solutions to enhance operational efficiency across mainframe platforms.
Responsibilities:
• Design and implement automation scripts (Rexx, CLIST, JCL, Ansible for z/OS) for routine operational tasks, health checks, and system recovery.
• Develop WTOR confirmation automation for operator commands with validation logic.
• Automate batch scheduling workflows in IBM Workload Scheduler (IWS/TWS) and integrate with enterprise orchestration tools.
• Create self-healing mechanisms for common issues (e.g., MQ transmit queue backlogs, DB2 log utilization alerts, IMS region restarts).
• Build real-time monitoring dashboards for system health (CPU, DASD, queue depths, buffer pools).
• Implement event-driven automation for proactive remediation (e.g., auto-restart channels, clear JES backlog).
• Integrate automation with SIEM/SOC tools for security compliance.
• Ensure all automation adheres to audit requirements: capture execution logs, approvals, and artifacts.
• Maintain version-controlled repositories for scripts and automation frameworks.
• Validate automation against SOX/ISO controls and enforce segregation of duties.
• Automate capacity checks and performance tuning tasks for DB2, IMS, and CICS regions.
• Reduce batch window through job stream optimization and dynamic workload balancing.
• Work closely with System Programmers, Operations, and Application teams to identify automation opportunities.
• Document all automation solutions with runbooks, rollback plans, and audit evidence.
• Provide training and knowledge transfer to operations teams.
Qualifications:
Required:
• 5+ years in Mainframe System Programming with strong focus on automation.
• Proficiency in Rexx, CLIST, JCL, and experience with IBM Workload Scheduler automation.
• Familiarity with z/OS subsystems (DB2, IMS, CICS, MQ) and operational workflows.
• Strong understanding of WTOR handling, command automation, and event-driven triggers.
• Experience with version control (Git) and DevOps practices for mainframe.
Preferred:
• Exposure to Ansible for z/OS or similar automation frameworks.
• Knowledge of REST APIs for mainframe integration with enterprise automation tools.
• Experience in observability platforms (OMEGAMON, IBM Z Monitoring Suite).
• Certifications: IBM z/OS, Automation tools, ITIL.
• optional Python for z/OS
Company:
Tata Consultancy Services (TCS) is the technology partner of choice for industry leading organizations worldwide. Founded in 1992, the company is headquartered in Puteaux, FRA, with a team of 10001+ employees. The company is currently Late Stage.