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Senior Mainframe DB2 Engineer
Absa BankRandburg, Gauteng, South Africa12 days ago
Job descriptionSystem Basic configuration Version and RU (maintenance) level zParms up to date (vs defaulted or ‘hidden’) Logging setup Size and frequency of archive Checkpoint frequency Bufferpools Size, hit ratio, alerts Locking Lock contention and deadlocks Components DRDA, IRLM Memory pools and caches Application Databases Tablespaces Size, type Invalid objects, Fragmentation, Extents and Space Usage Bufferpools Tables Appropriate Page size Table / Index Partitioning Indexing Primary key / unique constraints Bufferpools Referential Integrity support and Clustering Maintenance Runstats Reorg Backup Automation Application Plan / Package Out of date binds Dynamic Package list usage Stored Procedures WLM integration Security SysAdm, DbAdm (Privileged users) Public grants Problem diagnosis performance issues and identify the culprit or cause through the use of analytical skills, supporting colleagues to learn new skills in problem diagnosis Able to make and implement changes to the Mainframe DB2 Databases. Able to provide 24x7 standby support for the DB2 Databases. Able to identify Incidents and Problems within the DB2 Database environment with no backup support Provides architecture solutions to the issues which are in line with new technologies and able to communicate benefits of it Support implementation of new DB2 Database versions and exploit new features and enhancements Support implementation of new Mainframe and zOS software and understand the impact on DB2 Databases Good communication skills required, ability to communicate complex concepts to a broad audience Ability to summarize and deliver key messages efficiently to senior stakeholders Able to understand and articulate technical issues to a non-Mainframe / non-technical audience Represents Mainframe area at project meetings and provide any inputs to help plan projects. Ability to articulate the technical aspects of the Mainframe DB2 Databases senior managers and collaborate with program and project managers. Excellent Analytical skills required, high attention to detail Initiative and determination are essential for this role Proven desire to improve processes Patience and resilience Delivers on promises, works to and exceed where possible agreed timeframes for activity completion Ability to learn from mistakes made and ensure that the same mistakes do not happen again Constantly demonstrates flexibility and adaptability in order to achieve shared objectives Capable defining own performance objectives for service and process improvements Works without support from colleagues Produces written documentation and manuals for different tools and processes based on own experiences and lessons learnt Creates and pursues individual development plans and the expansion of knowledge and skills Acts as a mentor for less experienced colleagues Ability to work under pressure and maintain high quality levels of technical support Can influence senior stakeholders Demonstrates broad-based view of business issues and activities 15 years working experience in a mainframe environment Expert understanding of z / OS operating systems, mainframe hardware and memory usages and how it is used Able to communicate at all levels Excellent understanding of Mainframe operating systems as well as supporting hardware components, Disks, Tape, CPU, memory Good understanding of the following subsystems : - IMS, DB2, MQ, CICS, VMAX disks, IBM VTS and tape Able to work under pressure Strong stakeholder management skills Several years practical experience working as an Engineer DB2 Specialist Provide 24x7 standby support A broad understanding of the business issues facing Absa well as having a depth of understanding of a few business issues and emerging trends in the IT industry Should maintain a detailed understanding and knowledge of how Absa’s systems, technical architectures, and the nature of the work demand portfolio, so that they are fully aware of the impact of their own work on Absa.
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Senior Engineer • Randburg, Gauteng, South Africa