Systems Specialist

2 weeks ago

Singapore Housing and Development Board Full time

What the role is

  • The mission of Housing & Development Board (HDB) is to provide affordable, quality housing and a great living environment where communities thrive. To achieve its mission, HDB aims to be datadriven to the core and adopt evidencebased decision making in developing better housing policies service, improving service delivery and optimising operations.

What you will be working on

  • As a Systems Specialist, you will be part of a team to support the following areas:
  • Learn and understand critical proprietary business systems built /running in the Mainframe.
  • Maintain all system & subsystem environments in compliance with the security guidelines.
  • Assist with testing, implementation, and installation of each subsystem and associated software.
  • Diagnose and resolve environment system abends and abnormal operating problems using system logs, and other available logs and documents.
  • Develop/Maintain/Improve inhouse programs and utilities in COBOL, REXX and SAS.
  • Have an understanding and experience of IBM SMP/E environment and ability to use SMP/E to install software.
  • Maintain system documentation.
  • Provide 24x7 oncall support on a rotation basis which at times require work outside of normal business hours to support critical tasks.
  • Participate in Disaster Recovery Operations
  • Raise and follow up on any problem cases with software vendors until issues are resolved.
  • Ability to work on project teams, delivering on key project milestones, and communicating effectively with a wide variety of people.
  • Manage mainframe communications in areas such as VTAM, TCPIP and TN3270 etc, including customization to HDB standards through activities such as maintenance, problem resolution, security compliance or z/OS upgrade.
Technical Support and Administration of CICS

  • Administer CICS in a CICSPlex environment.
  • Tune CICS configuration to ensure CICS does not encounter storage shortages and/or any other system performance issues.
  • Provide proactive and automate monitoring of DB2 and CICS using tools such as TMON/CICS CA SYSView for DB2 and Netview etc to meet high availability standards in a 24x7 operating environment.
  • Conduct impact analysis, strategize, plan and execute upgrade to new versions of CICS
Technical Support and Administration of DB- Administer DB2 Subsystems in a DB2 data sharing environment.

  • Review and configure DB2 configuration (zparm) to ensure settings are appropriate and will provide optimum operating behaviour for DB2 onsite.
  • Provide performancetuning to DB2 on z/OS to ensure mission critical software are running efficiently.
  • Conduct impact analysis, strategize, plan and execute upgrade to new versions of DB2 database.

What we are looking for

  • Strong background in IT/ Computer Science / Computer Engineering or Related
  • Strong z/OS skills in all IBM utilities and mainframe communication services in TCPIP, VTAM and TN3270
  • Strong understanding of access methods and VSAM Record Level Sharing.
  • Software: TSO ISPF, JCL, DFSMS, HSM, DSS, DFP, IBM utilities, CA1, DB2, CICS, COBOL, MQ
  • Ability to work in teams, delivering on key project milestones, and communicating effectively with a wide variety of people.
  • Must be able to work beyond business hours including weekend, when necessary
  • Possess good interpersonal and communication skills.
  • Minimum 5 years of relevant working experience is preferred.
  • Have good command of written and oral English.

Good to Have:

  • Great Attitude to bring the best out our team
  • Team Player; we work together as a team
  • Autonomous
  • Take ownership
HDBLinkedIn


All applicants will be notified on whether they are shortlisted for the position within 4 weeks of the closing date of this job posting.

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