Mainframe Infra-PCM

1 week ago

Bengaluru Chennai Pune, India Gemsource It Consulting Full time ₹ 15,000 - ₹ 28,00,000 per year

We are seeking a highly skilled Mainframe Performance and Capacity Specialist (PCM Principal) to join our Performance Competence Centre (CPM). The role involves analyzing and tuning mainframe applications, managing performance proactively, and providing capacity planning insights to ensure optimal infrastructure utilization. The ideal candidate will have a strong background in mainframe performance tools, system optimization, and coding with multiple programming languages.

Key Responsibilities

  • Measure, analyze, and optimize mainframe systems and application performance (batch & online).
  • Review application code and SQL to identify and recommend performance optimization opportunities.
  • Perform proactive capacity forecasting and performance management to prevent issues.
  • Define, estimate, and provision infrastructure capacity requirements.
  • Generate and present performance and capacity analysis reports.
  • Monitor and tune system performance and workload management.
  • Develop, enhance, and maintain in-house tools for capacity and performance management.

Primary Skills (Required)

  • 7+ years of experience in mainframe applications performance tuning and management.
  • Strong expertise in RMF, SMF, and WLM.
  • Hands-on experience with performance management tools (APA, SAS, MXG, Omegamon suite).
  • Working knowledge of ELK Stack.
  • Proficiency in programming languages such as REXX, Python, Assembler, PL/1, COBOL, Java, PowerShell.

Secondary Skills

  • Strong understanding of z/OS components and interconnections: JES2, SDSF, TSO/ISPF, JCL, Parallel Sysplex, IBM utilities.
  • Good knowledge of system monitoring and automation practices.

Good-to-Have Skills

  • Experience in reporting, presentations (PowerPoint, Excel, Web dashboards).
  • Familiarity with other reporting tools for performance and capacity metrics.

Qualifications

  • Bachelors degree in Computer Science, Engineering, or related field (or equivalent practical experience).
  • Strong analytical, problem-solving, and communication skills.
  • Ability to work in a collaborative, process-driven environment.

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