Nicoll Curtin
Mainframe System Programmer
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Mainframe z/OS Systems Programmer Enterprise Platforms London, UK
One of my clients is looking for an experienced Mainframe z/OS Systems Programmer to support and enhance a mission critical enterprise mainframe environment. This role focuses on the stability, performance, and evolution of core z/OS and CICS platforms within a highly regulated, always-on environment.
Responsibilities: Take full technical ownership of the z/OS, JES2, CICS and associated third party software environments Plan and deliver end to end system maintenance, upgrades, and new release implementations Install, configure, customise, and migrate IBM and ISV software across production and non production environments Diagnose and resolve complex system issues to minimise risk and downtime Monitor system performance, capacity, and resource utilisation Work closely with technical and non technical stakeholders to communicate system changes and impacts Provide guidance and informal mentoring to less experienced team members when required
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Key Skills: Strong hands on experience in z/OS and CICS systems programming Proven experience delivering major mainframe upgrade or migration initiatives Background working with a broad range of ISV software from vendors such as Broadcom, BMC, and others Solid knowledge of System z hardware configuration including HCD, IOCP, and HMC Experience with mainframe storage and data management tools such as DFSMS, FDR ABR, DFDSS, and CA-DISK Ability to read, write, and troubleshoot batch and online programs using REXX, Assembler, or similar
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Desirable Experience: Mainframe security administration using RACF or ACF2 WebSphere MQ Mainframe automation tooling such as OPS MVS Enterprise disk and virtual tape storage platforms Hybrid or office based depending on client requirements Must have the right to work in the UK.
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