Subcontractor-Cobol developer

JD for COBOL developer

Required Technical Skills:

- Strong hands-on experience with COBOL development

- Good knowledge of JCL, batch processing, and job scheduling

- Experience working with VSAM / flat files / Oracle DB (or other relational databases)

- Good exposure to mainframe utilities (SORT, IDCAMS, IEBGENER, IEFBR14 etc.)

- Strong understanding of file layouts, copybooks, and data transformations

- Experience performing impact analysis and code remediation

- Proficiency in debugging and resolving issues in large, complex mainframe applications

Additional specific technical skills needed for D0 to F6 conversion:

- Strong experience handling field length changes in legacy mainframe systems during format conversions

- Expertise in analyzing copybook and file layout changes, including increases or decreases in field size

- Ability to identify and remediate field length dependencies across:

o COBOL data definitions (PIC clauses, REDEFINES)

o Database columns (DB2, relational DBs)

o VSAM and flat file records

- Proficient in updating COBOL PIC definitions (alphanumeric and numeric fields) to align with new standard requirement