Senior Mainframe Developer
Job in
Chicago, Cook County, Illinois, 60290, USA
Listed on 2026-06-03
Listing for:
O2 Technologies,Inc
Full Time
position Listed on 2026-06-03
Job specializations:
-
Software Development
Software Engineer, Database Engineering, SQL Developer, Oracle Developer
Job Description & How to Apply Below
Key Skills
- Mainframe Development
- COBOL Programming
- DB2 Database Development
- VSAM File Processing
- Batch Processing
- Transaction Processing
- Production Support
- Performance Tuning
- Root Cause Analysis
- SDLC & Agile
- COBOL
- DB2
- VSAM
- JCL
- CICS
- IMS
- SQL
- IDCAMS
- SORT
- File-Aid
- Expeditor
- Mainframe
- COBOL
- DB2
- VSAM
- JCL
- CICS
- IMS
- Batch Processing
- SQL Tuning
- Production Support
- Modernization
- Agile
- Senior Mainframe Developer
- Mainframe Developer
- COBOL Developer
- DB2 Developer
- Mainframe Application Developer
Bachelor’s Degree
- Computer Science
- Information Technology
- Engineering
- Software Engineering
- Mainframe Systems
- Enterprise Applications
- Banking & Financial Services
- Legacy System Modernization
- Software Development
- COBOL
- DB2
- VSAM
- Mainframe Development
Position Requirements
10+ Years
work experience
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