Overview

Senior DBA

Date: 16 Jan 2025

Location:

Singapore, Singapore

Company:
Singtel Group

Responsibilities:

  • Document daily checks and status update
  • Develop and update all necessary DB documentation (including checklist, operations manual and relevant changes to configuration settings) and DR setup
  • Report monthly on database size and DB Uptime and Performance
  • Generate ad-hoc non-standard reports for incident/problem investigations, DB capacity planning or audit purposes
  • Create new DB creations, database network configuration, determine/adhere to guidelines for database structures and file layout, review and enhance scripts and procedures, proper management of transaction and redo/archive logs
  • Assist in database purging and collaborate with Solutions Team to define the purging policy for each individual system, database re-indexing and database tuning, if required
  • Review daily on log irregularities and follow-up actions
  • Maintain regular database maintenance schedules
  • Monitor the performance to discover and detect from on-start, the possible system anomalies which may impact business operations. This shall include system resource usage, Basic CPU utilization, Disk I/O, Basic network I/O, memory utilization of database buffers, shared pool, memory cache, inefficient SQL, long running queries, in-doubt transactions, temporary table space usage, job query analysis, lock and latch analysis, alert log errors, availability of required start-up services/components for low disk space/archive logs, blocking locks, core dump, interfaces and batch-jobs
  • Monitor backups, recovery and replication for successful completion
  • Data Management
  • Monitor object fragmentation, invalid objects and extent of failure detection
  • Perform Disaster Recovery (DR) for all the critical systems and ensure successful rebuilt of Production or DR servers, if necessary
  • Incident detection and confirmation of production database systems shall include timely escalation to the Managed Helpdesk, and performing the DBA onsite services on physical database facilities, to rectify the incidents with root cause analysis in order to ensure permanent resolution
  • Verify and validate databases backup, recovery and replication status
  • Review, improve and document the database administration and operational guide on new or revised processes and procedures regularly
  • Work with customers/clients, service desk and third-party solutions vendor to resolve on the disrupted service and rectify the database integrity for the users promptly, to minimize business impact. This shall include applications that are undergoing upgrades.
  • Assist the Operations and Project Lead on the issues related to database in daily operations or new projects implementation
  • Any other ad-hoc duties as required or assigned

 

Job Requirements:

  • Diploma / Degree in Information Technology, Computer Science or equivalent
  • 7 – 10 years of experience in Oracle DBA or Microsoft SQL server
  • Possess hands-on technical exprience for L1 – L3 support


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.