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Job Title: Mainframe Developer (CICS / COBOL / DB2)
Location: Wilmington, DE
Duration: 12 Months
Experience Required: 8–10 Years
Important Requirement
We are seeking an experienced Mainframe Developer with strong expertise in CICS, COBOL, DB2, z/OS mainframe application development, and enterprise batch/online transaction processing systems. The ideal candidate will be responsible for application development, maintenance, debugging, performance optimization, and technical support of mission-critical mainframe applications.
This role requires strong hands-on mainframe engineering experience in enterprise production environments.
Key Responsibilities
Mainframe Application Development
Core Mainframe Skills
Strong hands-on expertise in:
Experience with:
Nice to have:
Strong understanding of:
Job Title: Mainframe Developer (CICS / COBOL / DB2)
Location: Wilmington, DE
Duration: 12 Months
Experience Required: 8–10 Years
Important Requirement
- CICS experience is mandatory
- Strong hands-on Mainframe application development experience required
We are seeking an experienced Mainframe Developer with strong expertise in CICS, COBOL, DB2, z/OS mainframe application development, and enterprise batch/online transaction processing systems. The ideal candidate will be responsible for application development, maintenance, debugging, performance optimization, and technical support of mission-critical mainframe applications.
This role requires strong hands-on mainframe engineering experience in enterprise production environments.
Key Responsibilities
Mainframe Application Development
- Design, develop, modify, and maintain enterprise mainframe applications using:
- COBOL
- JCL
- SQL
- Assembler (where applicable)
- Develop solutions supporting:
- Online transaction processing
- Batch processing
- Enterprise business workflows
- Develop and support CICS-based applications (mandatory)
- Troubleshoot online transaction processing issues
- Support transaction performance optimization and stability
- Work with enterprise data platforms including:
- DB2
- VSAM
- Develop:
- SQL queries
- Data access logic
- Batch data processing workflows
- Support:
- Data validation
- Data integrity
- System integration workflows
- Support efficient operation of enterprise mainframe systems
- Perform:
- Application enhancements
- Maintenance updates
- Production issue resolution
- Incident troubleshooting
- Work within mission-critical production support environments
- Perform:
- Unit testing
- Debugging
- Root cause analysis
- Troubleshooting
- Ensure high-quality, stable software delivery
- Analyze and optimize:
- Application performance
- Transaction efficiency
- Batch job performance
- Resource utilization
- Collaborate with:
- Business analysts
- System engineers
- Infrastructure teams
- Development teams
- Maintain:
- Technical specifications
- Support documentation
- Development artifacts
- User documentation
Core Mainframe Skills
Strong hands-on expertise in:
- CICS (mandatory)
- COBOL
- DB2
- JCL
- SQL
- VSAM
- z/OS
Experience with:
- ISPF
- Mainframe utilities
- Batch processing environments
- Online transaction systems
Nice to have:
- Assembler
- Unix shell scripting
- Text processing tools
Strong understanding of:
- SDLC
- Batch processing
- Online transaction processing
- Enterprise data integration
- Application performance tuning
- Mainframe Development
- CICS
- COBOL
- DB2
- JCL
- z/OS
- VSAM
- ISPF
- SQL
- Batch Processing