science, Engineering, related field, or equivalent experience. Substantial hands-on technical experience with mainframe, non-x86 legacy systems and with technologies such as COBOL, JCL, CICS, DB2 for z/OS, Assembler, PL/I, Java, Rexx, flat/sequential files, GDGs, and VSAM. Proven track record in a technical More ❯
science, Engineering, related field, or equivalent experience. Substantial hands-on technical experience with mainframe, non-x86 legacy systems and with technologies such as COBOL, JCL, CICS, DB2 for z/OS, Assembler, PL/I, Java, Rexx, flat/sequential files, GDGs, and VSAM. Proven track record in a technical More ❯
in mainframe database systems such as IBM DB2™, IMS, Adabas, Cincom Supra, or Datacom. Strong understanding of z/OS environments and technologies including JCL, JES, RACF/ACF2, CICS, COBOL, PL/I, SQL, and Natural. Proven experience in database performance tuning, capacity planning, and high availability configuration. Ability More ❯
in mainframe database systems such as IBM DB2™, IMS, Adabas, Cincom Supra, or Datacom. Strong understanding of z/OS environments and technologies including JCL, JES, RACF/ACF2, CICS, COBOL, PL/I, SQL, and Natural. Proven experience in database performance tuning, capacity planning, and high availability configuration. Ability More ❯
Special Pool IRC248855 Job: IRC248855 Location: United Kingdom - London Designation: Lead Test Engineer Experience: 5-10 years Function: Quality Assurance Skills: DB2, IBM IMS, JCL, Performance testing/tuning, z/OS Work Model: Remote, Hybrid The client is a world-leading provider of telecommunication solutions to mobile & fixed network More ❯
mainframe hardware support and configuration. This is essential to the role Must have knowledge of z/OS, HMC, HCD, TSO/ISPF, SDSF, JCL, CHPID Mapping tool, JES2 Must have knowledge of the latest IBM z processor generations z14, z15, z16 Must have Sysplex and Coupling Facility knowledge Troubleshooting More ❯
systems . Planning and executing software upgrades, patches, and configurations . Working independently on z/OS, SMPE, TSO/ISPF, USS, SDSF, and JCL . Participating in on-call rotation and providing after-hours support when required. Collaborating with cross-functional teams for software implementations and ensuring compliance with … performance. Key Skills & Experience Required: Extensive experience in mainframe systems programming . Strong expertise in z/OS, SMPE, TSO/ISPF, USS, SDSF, JCL . In-depth knowledge of IBM and CA products . Excellent problem determination skills and ability to work independently. Strong communication skills with the ability More ❯
