Enterprise Mainframe Systems Specialist

4 days ago


ajmer, India beBeeMainframe Full time

Mainframe Systems ExpertWe are seeking an experienced mainframe systems expert to design, implement, and maintain enterprise-level system software in ibm mainframe environments. This role focuses on system configuration, performance tuning, security, automation, and troubleshooting to ensure high availability and optimal performance.Key ResponsibilitiesSystem Installation, Maintenance & Upgrades: Install, upgrade, configure, and maintain z/os and subsystems (jes2, racf, cics, db2, ims), manage system updates, ptf, apars using smpe, ensure system stability and compatibility across releases.Performance Tuning & Capacity Planning: Monitor and optimize cpu, memory, and i/o performance, tune wlm, sysplex, and critical components, conduct capacity planning and recommend hardware upgrades.Security & Compliance: Administer racf and enforce security policies, ensure compliance with sox, pci-dss, hipaa, apply security patches and mitigate vulnerabilities.Storage & Backup Management: Manage dfsms, vsam, hsm, and storage tools, oversee backups, dr, and high-availability solutions, optimize disk and tape storage usage.Incident Management & Troubleshooting: Diagnose and resolve system abends and bottlenecks, analyze dumps, logs, and traces for root cause, work with ibm support and vendors on complex issues.Automation & Scripting: Develop automation using rexx, jcl, clist, ansible, improve monitoring, job scheduling, and efficiency, automate repetitive tasks to streamline processes.Disaster Recovery & High Availability: Implement and test dr plans for business continuity, maintain parallel sysplex and failover configurations.Documentation & Knowledge Sharing: Maintain technical documentation and best practices, mentor junior team members and share knowledge.We offer a competitive salary and benefits package, as well as opportunities for professional growth and training on modern mainframe and hybrid cloud technologies.



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