Overview

Senior Mainframe Engineer (Infrastructure)

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Date: 17 Jan 2025

Location:

Singapore, Singapore

Company:
Singtel Group

NCS is a leading technology services firm that operates across the Asia Pacific region in over 20 cities, providing consulting, digital services, technology solutions, and more. We believe in harnessing the power of technology to achieve extraordinary things, creating lasting value and impact for our communities, partners, and people. Our diverse workforce of 13,000 has delivered large-scale, mission-critical, and multi-platform projects for governments and enterprises in Singapore and the APAC region.

 

As a Mainframe System Engineer, you are responsible for Plan, Install, Manage, and administer Mainframe, Upgrades and Maintenance.

 

What you will do:

  • Plan, Install, Manage, and administer Mainframe, Upgrades and Maintenance
  • Manage and deliver support for z/OS, DB2, IBM TWS, IBM RACF, IBM RMM, IBM SDSF, SMP/E, IODF.
  • Responsible in installing, upgrading, and administering IBM, CA and BMC products.
  • Responsible in managing DFSMS suite – DSS, HSM, RMM, VTL and replication.
  • Managing enterprise Mainframe Storage Systems – Disk and Virtual Tape
  • Working on Mainframe recovery, disaster recovery, troubleshooting, maintaining, and configuring using Mainframe LPARs
  • Develop/Maintain/Improve in-house programs and utilities in COBOL, REXX.
  • Experience with MF Data Center and MF network (VTAM, TCPIP and TN3270)
  • Collaborate with other infrastructure teams, e.g., Storage, security teams, open systems, network, etc., to ensure applications running in DB2, and MQ can interface with applications on other platforms, e.g., WebSphere Application Servers on Linux
  • Perform performance data collection, analysis, and tuning of Mainframe Systems.
  • Implement project and internal initiative responsibilities as assigned or delegated.
  • Participate in incident and problem management activities related to application and Mainframe Systems
  • Diagnose and resolve environment system abends and abnormal operating problems using system logs and other available logs and documents.
  • Perform problem diagnostics and resolution as well as change management.
  • Collaborate with other team members within the same Information Technology (IT) departments, functional users, and vendors to provide guidance and supervise project implementation.
  • Provide 24*7 on-call support Mainframe Infrastructure.
  • Meet or exceed customer SLA.

 

The ideal candidate should possess:

  • Diploma / Degree in Information Technology, Computer Science or equivalent
  • More than 8 years of relevant Mainframe experience.
  • Hands-on experience in z/OS, DB2, IBM TWS, IBM RACF, IBM RMM, IBM SDSF, SMP/E, IODF.
  • Experience managing enterprise Mainframe Storage Systems – Disk and Virtual Tape
  • Excellent collaboration and communication skills.

About Singtel

Headquartered in Singapore, Singtel has 140 years of operating experience and played a pivotal role in the country’s development as a major communications hub. Optus, our subsidiary in Australia, is a leader in integrated telecommunications, constantly raising the bar in innovative products and services.

We are also strategically invested in leading companies in Asia and Africa, including Bharti Airtel (India, South Asia and Africa), Telkomsel (Indonesia), Globe Telecom (the Philippines) and Advanced Info Service (Thailand). We work closely with our associates, leveraging our scale in networks, customer reach and extensive operational experience to lead and shape the communications industry.

Together, the Group serves over 700 million mobile customers around world. Singtel is one of the largest listed Singapore companies on the Singapore Exchange by market capitalisation.

The Group has a vast network of offices throughout Asia Pacific, Europe and the USA, and employs more than 23,000 staff worldwide.