Job Description :-
• Excellent understanding of System z architecture
• Excellent experience with IBM z/OS operating system
• Experience in building Mainframe LPAR and OS Upgrades
• Knowledge Catalog management, IBM system utilities
• Knowledge on VTAM, TCPIP, ACF2 and GDPS
• Experience on z/VM, zVSE and z/Linux
• Installation of patches and fixes
• Installation and maintenance of ISV products, REXX, RMF, SMF
• Administration and configuration of z/VM Operating Systems running SuSE or RedHat Linux
• Installation and customization of z/VM and related IBM or other ISV software;
• Extensive experience with providing performance and tuning using monitoring tools (f. ex. z/VM Performance Monitor or other tools);
• DIRMAINT administration – RACF/Top secret administration;
• REXX knowledge - SSI knowledge;
• Ability to support network configuration and maintenance (Real TCP/IP stack, VSWITCH, TCPIP tools in z/VM, etc.);
• Solid skills in z/Linux system cloning and configuration including memory and file system allocation;
• System parameters/parmlib maintenance
• Managing incidents on z/OS related issues
• z/OS performance monitoring and reporting
• Knowledge on DFSMS, DFSMShsm, Flashcopy, ICF Catalogs, HCD
• Capable of planning and supporting Disaster recovery exercises
• Performance tuning & Development of operational procedures
• Experience with system indicators (logs, dumps, error) logs for pro-active management of system problems
• Installation and maintenance of ISV products (For zVM, ZVSE and zOS)
• Ability to work with Developers in fixing issues
Key Responsibilities:
• Incident Management / Problem Management by performing problem analysis and resolution implementation
• Support maintenance release and major OS upgrades.
• Process client requests for system software modifications
• Review system indicators (logs, dumps, error) logs for pro-active management of system problems
• Work with operations to monitor, maintain and IPL systems to improve consistency and availability
• Monitor / Tune system performance and work with performance engineering and capacity teams
• Ensure availability and performance objectives, as required by clients and management, are maintained for operating systems and for system software components
• Implement appropriate tools and processes to automate repeated tasks
• Manage various license codes for infrastructure software.
• Capable of planning and supporting Disaster recovery exercises
• Performance tuning & Development of operational procedures
• Implement changes as needed to support other towers and day-to-day operations.
• Work with IBM and other Independent Software Vendors on a regular basis
• Provide regular management reports / analysis to senior management team regarding Incidents, Changes and requests
关于高知特 (Cognizant)
高知特(Cognizant)（纳斯达克代码：CTSH）作为一家AI Builder和相关技术服务提供商，致力于通过打造全栈AI解决方案，帮助企业将人工智能投资转化为实际价值。公司凭借深厚的行业经验、流程优化和工程技术专长，将企业独特的业务场景融入科技系统，赋能组织释放人才潜能，推动切实成果，并帮助全球企业在瞬息万变的环境中保持领先。如需了解更多详情，敬请访问 cognizant.ai 或关注@cognizant。
补充雇佣信息
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