Database Administrator with AWS

Rapsys Technologies Pte Ltd.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

Rapsys Technologies Pte Ltd. in Singapore is seeking a skilled Database Administrator with AWS to manage, optimize, and secure our data infrastructure. You will ensure high availability, performance, and reliability of production databases across Oracle, MySQL, PostgreSQL, and IBM DB2.

The role requires hands-on experience with AWS RDS/Aurora, EC2 deployments, backups, DR, and security controls. You will collaborate with cross-functional teams to support production environments, incidents,

Qualifications

• Hands-on DBA experience across Oracle, MySQL, PostgreSQL, IBM DB2.
• Experience with AWS RDS, Aurora, EC2 deployment and tuning.
• Proficient in backup/recovery, high availability, and data security.

Responsibilities

• Manage production databases with high availability and DR.
• Perform performance tuning and SQL optimization.
• Handle incidents, deployments and change requests.

Skills

DBA experience

SQL tuning

Security & auditing

Incidents handling

Tools

Oracle 19c

MySQL

PostgreSQL

IBM DB2 on AWS EC2/Linux

DB2 HADR

AWS IAM/KMS/Secrets Manager

AWS RDS/Aurora

Job description

We're Hiring: Database Administrator with AWS!

We are seeking a skilled Database Administrator with strong expertise in AWS to manage, optimize, and secure our database systems. The ideal candidate will have at least 5 years of experience and be passionate about ensuring high availability, performance, and reliability of our data infrastructure.

Location: Singapore, Singapore
Work Mode: Work from Office
Role: Database Administrator with AWS

Mandatory Skills – Database Administrator (DBA)

• Strong hands-on DBA experience across Oracle, MySQL, PostgreSQL, and IBM DB2
• Oracle 19c – RAC, Data Guard, ASM, RMAN, performance/SQL tuning, patching & upgrades
• MySQL 5.7/8.0 – RDS/Aurora, EC2, replication, backup/recovery, performance tuning
• PostgreSQL – preferably v17, RDS, backup/recovery, streaming replication, HA, tuning
• IBM DB2 on AWS EC2/Linux – installation, administration, troubleshooting, Fix Pack upgrades
• DB2 HADR and backup/recovery/DR
• DB2 Java/JDK upgrades and compatibility management
• IBM ILMT – license compliance, software inventory, audit support
• AWS DBA – RDS Oracle, RDS/Aurora MySQL, RDS PostgreSQL, EC2
• AWS CloudWatch, IAM, KMS, Secrets Manager, Multi-AZ and DR concepts
• Database performance & SQL tuning
• Backup, recovery, restore testing and DR
• Database security, patching, vulnerability remediation and auditing
• Experience supporting production environments, incidents, deployments and change requests