DATABASE ADMINISTRATOR

INFINITE COMPUTER SOLUTIONS PTE LTD; Singapore; On-site; SGD 70,000 - 110,000; Full time

Job summary

INFINITE COMPUTER SOLUTIONS PTE LTD in Singapore seeks a Database Engineer to support migration and operations for Microsoft SQL Server and MySQL environments within a managed services setting.

You will handle provisioning, backup/restore, performance tuning, incident management, and collaboration with application, cloud, and security teams to ensure availability, security, and compliance.

Qualifications

• 3–6 years hands-on experience in relational database administration.
• Experience with Microsoft SQL Server, Azure SQL, and AWS RDS/Aurora.

Responsibilities

• Administer and maintain Microsoft SQL Server, Azure SQL, and other enterprise database platforms.
• Support AWS database services such as Amazon RDS or Aurora and related managed services.
• Support MySQL and PostgreSQL administration.
• Perform database provisioning, configuration, patching, upgrades, housekeeping, and routine maintenance.
• Monitor database availability, capacity, performance, health, and operational alerts.
• Manage database user access, permissions, roles, and basic security administration.
• Maintain database standards, runbooks, and support documentation.
• Manage database backup, restore, and recovery processes.
• Monitor backup jobs and investigate failed or delayed backups.
• Perform restoration testing and support recovery validation.
• Support high availability and disaster recovery configurations (clustering, replication, log shipping, AlwaysOn).
• Participate in disaster recovery testing and operational readiness checks.
• Resolve database incidents and service requests within SLA.
• Proactively monitor databases to detect and resolve issues early.
• Investigate connectivity, performance, and access-related incidents.
• Document actions and outcomes in ticketing systems.
• Escalate complex issues to senior engineers when needed.
• Monitor performance using native tools and enterprise platforms.
• Identify slow queries, blocking, deadlocks, and indexing issues.
• Assist with basic to intermediate database tuning.
• Collaborate with application, infrastructure, cloud, and security teams.

Skills

DBA Experience

MS SQL Server

Azure SQL

AWS RDS/Aurora

MySQL

PostgreSQL

NoSQL (MongoDB)

Backup & Recovery

Performance Tuning

Security & Access Control

HA/DR concepts

Incident Management

Job description

Job Summary:

The Database Engineer is responsible for supporting database migration and operational activities for Microsoft SQL Server and MySQL environments. This role contributes to database assessment, migration execution, validation, backup/restore, and post-migration performance tuning.

In addition, the role operates within a managed services environment, ensuring database platforms remain available, performant, and secure through proactive monitoring, troubleshooting, and incident resolution.

Key Responsibilities

Database Administration & Operations

• Administer and maintain Microsoft SQL Server, Azure SQL, and other enterprise database platforms.
• Support AWS database services such as Amazon RDS, Aurora, and related managed database services where applicable.
• Support additional database technologies such as MySQL, PostgreSQL, Oracle, MariaDB, MongoDB, and other NoSQL platforms where required.
• Perform database provisioning, configuration, patching, upgrades, housekeeping, and routine maintenance activities.
• Monitor database availability, capacity, performance, health, and operational alerts.
• Manage database user access, permissions, roles, and basic security administration.
• Maintain database standards, operational procedures, runbooks, and support documentation.

Backup, Recovery & Availability

• Manage database backup, restore, and recovery processes to ensure data integrity and availability.
• Monitor backup jobs and investigate failed, missed, or delayed backup activities.
• Perform restoration testing and support recovery validation activities.
• Support high availability and disaster recovery configurations such as clustering, replication, log shipping, AlwaysOn, and failover arrangements where applicable.
• Participate in disaster recovery testing, failover activities, and operational readiness checks.

Technical Support & Incident Management

• Resolve database-related incidents and service requests within agreed SLA timelines under general supervision.
• Proactively monitor database environments to detect and resolve issues early.
• Investigate, analyze, and troubleshoot database connectivity, performance, availability, replication, job failure, backup, and access-related incidents.
• Maintain accurate and timely updates in ticketing systems with investigation findings, actions taken, and resolution details.
• Escalate complex or critical issues to senior engineers, Technical Leads, vendors, or platform owners where required.

Performance Monitoring & Optimization

• Monitor database performance using native database tools and enterprise monitoring platforms.
• Identify slow-running queries, blocking, deadlocks, indexing issues, capacity constraints, and resource bottlenecks.
• Support basic to intermediate database tuning and optimization activities.
• Work with application, infrastructure, cloud, network, security, backup, and storage teams to investigate performance-related issues.
• Recommend improvements to database stability, reliability, security, and operational efficiency.

Service Delivery & Process Compliance

• Ensure adherence to ITIL processes including Incident, Problem, Change, Request, and Knowledge Management.
• Support, track, and document database change implementation activities.
• Contribute to continuous service improvement and operational optimization.
• Participate in audit support, operational reviews, disaster recovery testing, and compliance-related activities.
• Prepare and maintain SOPs, runbooks, operational checklists, and knowledge articles.

Collaboration & Knowledge Sharing

• Work closely with application teams, infrastructure engineers, cloud engineers, network engineers, security teams, and service delivery teams.
• Support cross-technology troubleshooting involving database, server, storage, backup, network, cloud, and applicationlayers.
• Communicate effectively with stakeholders during incidents, changes, maintenance windows, and service reviews.
• Share knowledge, document solutions, and contribute to knowledge base improvements.
• Support junior engineers and collaborate across cross-functional teams.

Required Skills & Experience

• 3-6 years of hands-on experience in relational database administration, preferably in enterprise or managed services environments.
• Hands-on experience with:
• Microsoft SQL Server administration
• Azure SQL Database and/or Azure SQL Managed Instance
• AWS database services such as Amazon RDS or Aurora
• MySQL and/or PostgreSQL administration
• Database backup, restore, and recovery operations
• Performance monitoring, troubleshooting, and basic tuning
• Exposure to other database platforms such as Oracle, MariaDB, MongoDB, or other NoSQL technologies is advantageous.
• Good understanding of database security, access control, and permission management.
• Familiarity with high availability and disaster recovery concepts such as clustering, replication, log shipping, Always On, failover, and DR testing.
• Experience supporting enterprise database environments, operational support, migration, upgrade, or modernization activities.
• Ability to troubleshoot issues across database, application, server, storage, backup, network, and cloud layers.