Full Time Senior Database Engineer-DBA Jobs, Salary up to SGD 9,000 in ZENITH INFOTECH (S) PTE LTD. - Maukerja

Internal Title: Software Engineer (Systems)

Supporting Mission-Critical Payment & Transit Systems

Job:

• Own the health, performance, and reliability of our core transactional databases.

• You will be the technical custodian for DB2, Oracle, and PostgreSQL environments that power 24x7 payment and fare collection systems used by millions.

• This is a hands-on DBA role with a software engineering mindset. You will design, automate, and troubleshoot databases, partner with dev and infra teams, and ensure we meet strict SLA and PCI DSS requirements.

Role:

Database Operations & Reliability:

• Design, implement, administer, and monitor DB2 v10+, Oracle 11g+, and PostgreSQL 14+ databases for performance, security, and availability.

• Own backups, restores, HA and DR strategies to achieve 99.99% uptime.

• Respond to DB alerts and incidents within SLA. Perform root cause analysis and drive resolution with vendors.

Performance & Architecture:

• Proactively tune databases: index management, statistics, query plans, and capacity planning.

• Review and validate data models using ERWIN or equivalent tools.

• Develop automation scripts for routine ops, patching, and health checks.

Collaboration & Governance:

• Act as the DB SME to development teams.

• Review schema changes and advise on best practices.

• Ensure all database designs and operations comply with PCI DSS, EMV, and internal security policies.

• Maintain documentation for configurations, runbooks, and change records.

Requirements:

• Bachelor’s degree in Computer Science, IT, Engineering or equivalent.

• 5+ years hands-on experience as a Database Administrator for Oracle, DB2, and/or PostgreSQL in production.

• Proven experience with HA/DR, backup/recovery, and performance tuning.

• Strong SQL skills: Stored Procedures, PL/SQL, and complex queries.

• Scripting experience: Shell, Python, or PowerShell for automation.

• Experience with Linux, AIX, Solaris, and/or Windows server environments.

• Strong analytical, problem-solving, and communication skills.

• Nice to Have: Cloud database experience: AWS RDS, Azure DB, GCP Cloud SQL.

• Experience with ERWIN or other data modeling tools.

• Exposure to PCI DSS, EMV, or payment card environments.

• Experience supporting high-volume transactional systems like Banking, Telco, or Automatic Fare Collection (AFC).

To apply:

Please send your latest CV in MS Word format to *************

Appreciate the interest of all applicants; however only shortlisted candidates will be notified.

EA Licence No: 20S0237

Zenith Infotech (S) Pte Ltd. was started in 1997, primarily with the vision of offering state-of-the-art IT Professionals and solutions to various organizations and thereby helping them increase their productivity and competitiveness. From deployment of one person to formation of whole IT teams, Zenith Infotech has helped clients with their staff augmentation needs. Zenith offers opportunity to be engaged in long term projects with large IT savvy companies, Consulting organizations, System Integrators, Government, and MNCs.