NEWPosted 4 hours ago

Job ID: JOB_ID_8378

Job Description:

The Mainframe Support Analyst will provide L2/L3 technical support for IBM z/OS mainframe applications, ensuring stability, performance, and timely resolution of incidents across non-production and production environments. The role is critical for batch operations, DB2 support, deployment activities, and root cause analysis, particularly in large retail and supply chain transformation programs.

Mainframe Application & Production Support (L2/L3)

  • Provide end-to-end support for mainframe applications running on IBM z/OS.
  • Analyze and resolve incidents related to JCL abends, DB2 errors, data issues, and code defects.
  • Perform root cause analysis by reviewing COBOL, DB2 programs, and batch execution logs.
  • Support production and non-production environments, ensuring SLA adherence.

Batch Processing & Deployment

  • Build and maintain batch jobs by copying and parameterizing JCLs across environments.
  • Schedule, automate, and monitor end-to-end batch cycles.
  • Resolve batch failures and performance issues.
  • Support code promotion and deployment activities across test and production environments.
  • Manage dataset setup, environment parameterization, and deployment prerequisites.

DB2 DBA & Data Support

  • Perform DB2 L2/L3 support activities including:
  • Creation, alteration, and maintenance of DB2 objects.
  • Plan and package creation, binding, and rebinding.
  • DB2 utilities such as UNLOAD, LOAD, RUNSTATS, and REORG.
  • Coordinate with RACF/security teams to ensure proper DB2 access and controls.
  • Perform DB2 backups, restores, and image copy management to support testing needs.

CICS, MQ & File Transfers

  • Support CICS applications by navigating screens and analyzing logs.
  • Understand and troubleshoot MQ message flows and integrations.
  • Manage Connect:Direct file transfers between systems and support batch file movements.

Automation & Continuous Improvement

  • Analyze and enhance existing REXX scripts for automation.
  • Identify opportunities to automate repetitive support tasks (batch scheduling, deployments, retrofits).
  • Support environment retrofits such as DB2 structural changes, static data updates, and package rebinds.

Required Skills & Experience

  • Mainframe Technologies: IBM z/OS, COBOL, JCL
  • Databases: DB2 (L2/L3 support, utilities, performance tuning basics)
  • Middleware: CICS, IBM MQ (working knowledge)
  • Batch & Scheduling: CA 7 / ESP or equivalent schedulers
  • Automation: REXX scripting
  • Security: RACF (working knowledge)
  • Experience: 5-10+ years in Mainframe Application Support / Operations
  • Domain: Retail / Supply Chain experience is strongly preferred

Nice to Have

  • Experience supporting large retail transformation or supply chain modernization programs
  • Exposure to mainframe modernization or automation initiatives
  • Strong documentation and SOP creation skills

Role Level:

  • L2 / L3 Support Analyst
  • Onshore

Special Requirements

Onsite

Compensation & Location

Salary: $60,000 – $90,000 per year (Estimated)

Location: San Bernardino, CA

Recruiter / Company – Contact Information

Email: y.prasad@stellarconsulting.com

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