Logo-of-QUANTUM-INFOTECH-SOLUTIONS-PTE.-LTD.-hiring-for-jobs-in-Singapore-on-GrabJobs

Senior Database Administrator

salary Salary :

$9,000 - 11,500 monthly

icon briefcase Job Type : Full Time

Number of Applicants

 : 

000+

Click to reveal the number of candidates who applied for this job.

Let AI Supercharge Your Job Hunt!

JobCopilot scans 500,000+ company career sites daily to find jobs for you

Never miss an opportunity Save hours by auto-filling applications forms Land more interviews with tailored applications
happy man
thunder iconActivate JobCopilot

Job Description - Senior Database Administrator

About the Role

We are looking for a Senior Database Administrator to manage and support mission-critical database environments.

You’ll own HA/DR, performance, security, and automation across SQL Server, Oracle, PostgreSQL, MySQL, MongoDB, and AWS RDS.

Key Responsibilities

Database Administration & Operations

  •  Manage enterprise Microsoft SQL Server, PostgreSQL, MySQL, Oracle, and MongoDB databases supporting transport systems and banking applications
  • Perform database installation, configuration, patching, upgrades, and production deployments
  • Support 24x7 production operations and SLA-driven incident management
  • High Availability & Disaster Recovery
  •  Administer SQL Server Always On Availability Groups, FailoverClustering, Log Shipping, Database Mirroring
  • Implement and test HA/DR solutions including Oracle replicationtechnologies
  • Develop backup/recovery strategies, perform DR drills, validate businesscontinuity procedures
  • Performance & Monitoring  Monitor database health, storagegrowth, performance bottlenecks, and system availability
  • Troubleshoot database incidents, connectivity issues, andapplication-related performance problems
  • Perform query optimization, execution plan analysis, and capacityplanning
  • Security & Compliance  Implement database security hardening,access management, auditing, and compliance controls
  • Support vulnerability remediation and infrastructure modernizationactivities
  • Automation & Cloud  Automate database maintenance andmonitoring using PowerShell, Shell scripting, and T-SQL
  • Support AWS RDS administration, monitoring, and backup management
  • Coordinate with infrastructure, middleware, and application teams for releases/deployments

Required Skills & Experience

  • 12+ years as DBA managing SQL Server, Oracle, PostgreSQL in production
  • Hands-on with Always On AG, Failover Clustering, Log Shipping, Oracle Data Guard/Replication
  • Strong backup/recovery, DR testing, and business continuity experience
  • Performance tuning, query optimization, execution plan analysis Scripting: PowerShell, Shell, T-SQL for automation AWS RDS administration and monitoring24x7 on-call support experience with strict SLAs
  • Knowledge of database security, auditing, compliance controls

Good to Have

  • Experience in banking/financial services environment
  • MongoDB administration
  • Infrastructure modernization and patch/vulnerability management
Original job Senior Database Administrator posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs.
Share Job
Share Job

About the Company

QUANTUM INFOTECH SOLUTIONS PTE. LTD.

At Quantum Infotech, we provide technology-empowered business solutions for our clients with demanding technical needs and challenges. Our key objective is to build trust with clients for life: long-term enterprise relationships that deliver impacting and lasting business value.  Our highly-skilled...

Read more about the company

Auto-Apply to Similar Jobs with your AI JobCopilot

thunder icon Auto-Apply with AI
💰

Technology Salaries

Similar Jobs in Singapore

GrabJobs is the no1 job portal in Singapore, connecting you to thousands of jobs fast! Find the best jobs in Singapore, apply in 1 click and get a job today!

Mobile Apps

Copyright © 2026 Grabjobs Pte.Ltd. All Rights Reserved.