Hands-on development experience in Mainframe support L2 with strong expertise in mainframe application maintenance.

6-8 overall Software experience

Strong in Mainframe

The adecuado candidate will have hands-on experience in COBOL, JCL, DB2, and VSAM, along with solid analytical and debugging skills.

The role involves enhancing, supporting, and modernizing mainframe-based applications in a high-availability enterprise environment.

Roles and Responsibilities

1. Application Development & EnhancementDesign, code, test, and implement COBOL programs in a Mainframe (z/OS) environment.Develop and maintain batch and online applications using COBOL, JCL, DB2, and CICS.Work on change requests, new enhancements, and production defect fixes.Ensure compliance with coding standards, performance optimization, and quality guidelines.
2.



Database and File ManagementWrite efficient SQL queries and embedded DB2 SQL within COBOL programs.Work with VSAM files, sequential datasets, and data manipulation utilities.Analyze performance issues related to I/O, indexes, and locking mechanisms.
3. Analysis & DocumentationUnderstand business requirements, prepare technical design documents (TDD) and impact analysis.Participate in code reviews, peer testing, and QA coordination.Maintain version control and deployment documentation using tools such as Endevor, Changeman, or Serena.
4. Collaboration & CommunicationWork closely with business analysts, testers, and project managers to ensure timely delivery.Provide knowledge transfer (KT) and mentoring for junior developers.Participate in agile ceremonies or waterfall review cycles based on project methodology.

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📌 Software Development Senior Specialist (Centro)
🏢 MainframeMaster
📍 Centro