Senior Database Administrator

2 weeks ago

Central Region, Singapore Adecco Personnel Pte Ltd. Full time $120,000 - $180,000 per year

A leading IT solutions and digital transformation provider in Asia, delivering end-to-end technology services across cloud, data center, smart city, and enterprise solutions. The company partners with major public and private sector organizations to drive innovation through infrastructure modernization, AI, analytics, and managed services.

Role Overview:

We are looking for an experienced Senior DBA to manage, optimize, and secure enterprise databases across on-premise and cloud environments. This role involves ensuring high availability, performance, and security for SQL Server, Oracle, and AWS RDS databases while supporting application teams and automation initiatives.

Key Responsibilities:

  • Install, configure, maintain, and upgrade SQL Server and Oracle database instances (on-prem and cloud).
  • Design and implement high availability and disaster recovery solutions (Always On, Data Guard, Replication, Clustering).
  • Monitor performance, optimize queries, and conduct database tuning.
  • Manage backups, restores, patching, and security compliance.
  • Automate routine tasks using T-SQL, PL/SQL, and PowerShell scripts.
  • Support application development teams and troubleshoot cross-stack issues.
  • Participate in 24x7 on-call rotation for incident response.
  • Maintain documentation and provide regular database health reports.
  • Collaborate with DevOps, Security, and Application teams for changes and service transitions.

Technical Skills:

  • SQL Server: 2016/2019/2022, HA/DR solutions, performance tuning, cloud migration (AWS RDS/EC2).
  • Oracle: 12c/19c, Data Guard, RMAN, patching, schema management.
  • AWS & NoSQL: RDS SQL Server/Oracle, DynamoDB, MongoDB, monitoring, snapshots, restores.
  • Automation and monitoring tools (CloudWatch, Azure Monitor).

Experience & Certifications:

  • 5+ years SQL Server DBA experience, 2+ years Oracle DBA experience.
  • Strong scripting in T-SQL, PL/SQL, and PowerShell.
  • Certified in Microsoft SQL Server/Azure, Oracle 12c/19c, and AWS Database or Solutions Architect.

Soft Skills:

  • Strong problem-solving, communication, and documentation skills.
  • Able to work independently and in hybrid/remote environments.
  • Flexible to support critical issues and on-call rotations.

Desirable:

  • Knowledge of MySQL/PostgreSQL in cloud environments.
  • Exposure to DevOps tools, CI/CD pipelines, Terraform, CloudFormation.
  • Experience with multi-region/AZ deployments and cost optimization in AWS.

Wilson Tay

Direct Line:

EA License No: 91C2918

Personnel Registration Number: R2091205

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