Legacy Application Support - Mainframe

Must‑Have Requirements
Strong hands‑on experience in COBOL programming
Ability to develop, enhance, debug, and optimize COBOL batch and online programs.
Expertise in JCL (Job Control Language)
Should be able to write, modify, analyze JCL and troubleshoot abends (system/program errors).
Solid working knowledge of DB2
Experience with SQL queries, stored procedures, performance tuning, and DB2 data handling from COBOL.
Experience with CICS and VSAM
Skilled in developing/maintaining CICS online transactions and using VSAM files (KSDS/ESDS/RRDS).

Core banking domain knowledge

Good‑to‑Have Requirements
Knowledge of Mainframe utilities and tools e.g., File-AID, Abend-AID, Expeditor, SMP/E, Endevor, CHANGEMAN.
Understanding of SDLC, Agile, and DevOps concepts
Familiarity with source code management, CI/CD pipelines, automated testing on mainframe.
Performance tuning and system optimization skills
Tuning DB2 SQL, COBOL programs, and JCL job performance.
Experience in integration and modernization projects
API/REST integration with mainframe, migration to cloud/mainframe reengineering, or modernization tools.

Responsibilities

Must‑Have Requirements
Strong hands‑on experience in COBOL programming
Ability to develop, enhance, debug, and optimize COBOL batch and online programs.
Expertise in JCL (Job Control Language)
Should be able to write, modify, analyze JCL and troubleshoot abends (system/program errors).
Solid working knowledge of DB2
Experience with SQL queries, stored procedures, performance tuning, and DB2 data handling from COBOL.
Experience with CICS and VSAM
Skilled in developing/maintaining CICS online transactions and using VSAM files (KSDS/ESDS/RRDS).

Core banking domain knowledge

Good‑to‑Have Requirements
Knowledge of Mainframe utilities and tools e.g., File-AID, Abend-AID, Expeditor, SMP/E, Endevor, CHANGEMAN.
Understanding of SDLC, Agile, and DevOps concepts
Familiarity with source code management, CI/CD pipelines, automated testing on mainframe.
Performance tuning and system optimization skills
Tuning DB2 SQL, COBOL programs, and JCL job performance.
Experience in integration and modernization projects
API/REST integration with mainframe, migration to cloud/mainframe reengineering, or modernization tools.

Qualifications

Must‑Have Requirements
Strong hands‑on experience in COBOL programming
Ability to develop, enhance, debug, and optimize COBOL batch and online programs.
Expertise in JCL (Job Control Language)
Should be able to write, modify, analyze JCL and troubleshoot abends (system/program errors).
Solid working knowledge of DB2
Experience with SQL queries, stored procedures, performance tuning, and DB2 data handling from COBOL.
Experience with CICS and VSAM
Skilled in developing/maintaining CICS online transactions and using VSAM files (KSDS/ESDS/RRDS).

Core banking domain knowledge

Good‑to‑Have Requirements
Knowledge of Mainframe utilities and tools e.g., File-AID, Abend-AID, Expeditor, SMP/E, Endevor, CHANGEMAN.
Understanding of SDLC, Agile, and DevOps concepts
Familiarity with source code management, CI/CD pipelines, automated testing on mainframe.
Performance tuning and system optimization skills
Tuning DB2 SQL, COBOL programs, and JCL job performance.
Experience in integration and modernization projects
API/REST integration with mainframe, migration to cloud/mainframe reengineering, or modernization tools.

About UsAt Zensar, we’re “experience-led everything”. We are committed to conceptualizing, designing, engineering, marketing, and managing digital solutions and experiences for over 130 leading enterprises. We are a company driven by a bold purpose: Together, we shape experiences for better futures. Whether for our clients, our people, or the world around us, this belief powers everything we do. At the heart of our culture is ONE with Client - a set of four core values that reflect who we are and how we work: One Zensar, Nurturing, Empowering, and Client Focus.
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We believe the best work happens when individuality is celebrated, growth is encouraged, and well-being is prioritized. We are an equal employment opportunity (EEO) and affirmative action employer, committed to creating an inclusive workplace. All qualified applicants will be considered without regard to race, creed, color, ancestry, religion, sex, national origin, citizenship, age, sexual orientation, gender identity, disability, marital status, family medical leave status, or protected veteran status.