1 day ago
Remote, Argentina or Remote, ColombiaSenior
Responsibilities
- Convert legacy RPG II programs into structured, maintainable COBOL on IBM z/OS.
- Analyze program logic, file layouts, and data flows to ensure converted code behaves equivalently.
- Develop and maintain JCL, batch job streams, and related mainframe utilities.
- Write and tune DB2 for z/OS SQL and work with VSAM and sequential datasets.
- Perform unit, regression, and parallel-run testing, including data validation and reconciliation.
- Prepare code and data for rehosting on Google Cloud using the Raincode compiler and runtime.
- Document converted programs, data dependencies, and technical decisions.
- Collaborate with client technical and migration teams in an Agile setting.
Requirements
- At least 6 years of professional COBOL development experience on IBM z/OS mainframes.
- Strong SQL and data skills, particularly DB2 for z/OS, including embedded SQL, query tuning, and data modeling.
- Experience with JCL, TSO/ISPF, batch processing, VSAM, QSAM or sequential files, and GDGs.
- Familiarity with mainframe utilities such as DFSORT/SYNCSORT and IDCAMS, and with CICS.
- Experience with legacy modernization, code conversion, or mainframe migration projects.
- Experience with Raincode, Micro Focus/Rocket Enterprise Server, GCP, or comparable mainframe rehosting and emulation platforms.
- Familiarity with Git, Endevor, or ChangeMan for source control and change management.
- Experience with data validation, reconciliation, and parallel-run testing.
- B2-level or higher English proficiency with effective written and verbal professional communication.
- Experience with RPG II or other IBM midrange languages is preferred but not required.
Benefits
- 18-month contract engagement.
- Fully remote work arrangement.
- Available to candidates residing in Colombia or Argentina who have the right to work in that country.
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