Mainframe Services System Engineer

2 weeks ago

Singapore HARBOUR GROUP (SINGAPORE) PTE. LTD. Full time

**Our client is looking for a Mainframe Services System Engineer.
**Platform services Supported System & sub-system**: zOS, CICS, DB2, MQ, Host Network (TCP/IP), Mainframe Storage
- Installation, Customization, and administration of the z Operating system & each sub-system on Mainframe
- Learn and understand critical proprietary business systems built /running in the Mainframe
- Maintain all system & sub-system environments in compliance with the security guidelines
- Perform and/or lead z Operating system, sub-system and tools upgrades and patching on all mainframe lpars.
- Assist with testing, implementation, and installation of each sub-system and associated software.
- Diagnose and resolve environment system abends and abnormal operating problems using system logs, and other available logs and documents.
- Build, define, modify, and understand system and each sub-system parameters, definitions and system Tables.
- Develop/Maintain/Improve in-house programs and utilities in COBOL, REXX and Assembler
- Have an understanding and experience of IBM SMP/E environment and ability to use SMP/E to install software
- Ability to deliver multiple concurrent agile projects/tasks on time and a focus on quality
- Participate in scheduled and critical activities (ie, monthly IPL, Annual DR tests, Failover Exercise, Storage Autoswap, etc)
- Performance tuning and Maintain system documentation
- Support disaster recovery activities
- Provide 24x7 on-call support on a rotation basis which at times require work outside of normal business hours to support critical tasks
- Participate in Disaster Recovery Operations
- Process requests for system storage modification
- Assist in reviewing software requirements and establishing technical direction and business strategy for the department
- Management, maintenance, and implementation of data storage solutions and storage migration
- Ability to work on project teams, delivering on key project milestones, and communicating effectively with a wide variety of people
- Manage Mainframe Operating System version upgrade, including customisation to HDB standard, for example, z/OS upgrade and customization
- Manage Mainframe Middleware software version upgrade, including customisation to HDB standard, for example, DB2 upgrade, CICS update, COBOL upgrade, etc
- Manage SYSPLEX environment
- Able to define IODF for the IBM Mainframe based on the requirement
- Diagnose, Analyse and perform problem determination till resolution
- Supervise CPU hardware preventive maintenance
- Know how to setup indirect cataloging for A and B packs of SYSTEM volumes
- Know how to clone volume using DFSMS DFP utilities
- Maintain the Mainframe Systems in compliance with security guidelines

**Basic Qualifications For Consideration**

Associates Degree in Computing, Computer Science, Computer Engineering, or equivalent
- Strong z/OS and MVS skills in all IBM utilities and mainframe disciplines
- Strong understanding of access methods and VSAM Record Level Sharing.
- Software: TSO ISPF, JCL, DFSMS, HSM, DSS, DFP, IBM utilities, CA1
- Enterprise class storage experience: Hitachi Vantara

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