Z/OS Mainframe Systems Engineer / Administrator
# Z/OS Mainframe Systems Engineer / Administrator **Hiree** · Kuala Lumpur · `On-site` 🕒 **Статус:** *Опубликовано: 6 дней назад* · *Источник: Indeed* --- ### About the Role Job Description Key Responsibilities System Installation, Customization & Maintenance - Install, customize, and maintain the z/OS operating system and related subsystems on IBM mainframe hardware. - Configure and manage mainframe hardware and system software to support business and application requirements. - Apply system maintenance (SMP/E, PTFs, upgrades) and coordinate change/version upgrades with minimal disruption to production. Operations, Availability & Service Continuity - Monitor system health, batch and online workloads, and job scheduling to ensure services meet agreed Service Level Agreements (SLAs). - Support 24/7 production operations, including on-call / shift coverage for incident response as required by the client. Z/OS IBM Mainframe Systems Engineer / Administrator - Perform daily operational administration – system starts/restarts, IPLs, job monitoring, and console/automation event handling. Performance, Capacity & Tuning - Monitor CPU utilization, storage, buffer pools, and other system resources; tune the environment for optimal performance. - Conduct capacity planning – track storage/resource usage trends and forecast future growth requirements. Backup, Recovery & Disaster Recovery - Schedule and verify system/data backups; maintain and test disaster recovery (DR) plans and procedures. - Perform data/system restoration and recovery activities in the event of failure. Security Administration - Support security setup for new applications and systems – user authentication, access permissions, and audit logging. - Work with RACF (or equivalent external security manager) for access control administration, in line with the mainframe security roles and responsibilities defined by IBM z/OS security practices. Automation & Collaboration - Configure and maintain automation tooling for routine operational tasks and event handling. - Work closely with production control, application, network, and database specialist teams – system programming roles are often specialized (e.g., CICS, database, network, automation) in larger installations. - Diagnose and troubleshoot system failures, performance issues, and job abends; perform root-cause analysis. Documentation - Maintain accurate configuration records, operational runbooks, backup/recovery procedures, and compliance documentation. Key Technical Requirements - Z/OS experience – Major / Mandatory. Strong, hands-on z/OS systems programming / administration experience (installation, customization, maintenance, and operations support). - COBOL experience – Minor / Preferred. Candidates with COBOL exposure may be proposed as an added advantage; this is not a strict requirement. - Working knowledge of JCL, VSAM, and mainframe utilities. - Exposure to RACF or equivalent security management tools is an advantage. - Familiarity with performance monitoring, capacity planning, and backup/disaster recovery practices on z/OS. Candidate Profile Summary - Mid-Senior to Senior level mainframe professional – systems programmer / systems engineer with an operations & technical engineering leaning. - Banking or non-banking industry background accepted. - Comfortable with 24/7 production support environments and on-call rotations where applicable. - Strong troubleshooting, analytical thinking, and documentation discipline. - Available immediately or within 30 days' notice. - Willing to work fully onsite - F2F interview feasibility Pay: RM7,000.00 - RM15,000.00 per month Work Location: In person
Наблюдалась 2026-10-07, впервые 2026-09-30, источник — Indeed.