Mainframe Developer
Role: Sysplex developer / mainframe specialist
Experience: 6+years
Work mode: Onsite
Location: Basildon
Key Responsibilitie
sDevelopment Responsibilitie
- sDesign, develop, and maintain tools/utilities for IBM Parallel Sysplex environments
- .Develop automation scripts and system utilities using
- :REX
- XJC
- LCOBO
- LPL/
- IAssembler (preferred
- )Build and support utilities for
- :system monitorin
- gworkload balancin
- gbatch automatio
- nresource sharin
- goperational suppor
- tWork with Sysplex technologies including
- :XC
- FCoupling Facilit
- yJES2/JES
- 3RAC
- FSDS
- FRMF/SM
- FSupport integrations with DB2, CICS, IMS, MQ, and related mainframe subsystems
- .Perform debugging, troubleshooting, and performance tuning of system-level applications and utilities
- .Support enhancement and modernization initiatives for legacy mainframe applications
.Testing Responsibilitie
- sDesign and execute functional, integration, regression, failover, and performance testing
- .Validate Sysplex high-availability and disaster recovery capabilities
- .Perform testing for cross-system communication and workload distribution
- .Analyze system logs, dumps, traces, and RMF/SMF reports
- .Support automated testing and validation of Sysplex utilities and operational tools
- .Identify defects, perform root cause analysis, and coordinate remediation activities
.Production Support & Operation
- sProvide Level 2/Level 3 support for Sysplex tools and applications
- .Troubleshoot
- :Sysplex communication failure
- sCoupling Facility issue
- sJES failure
- sperformance bottleneck
- sbatch processing failure
- sSupport production deployments, release management, and maintenance activities
- .Participate in DR drills, business continuity testing, and system upgrades