Senior Database Engineer/DBA

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 [Confidential Information]

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

EA Licence No: 20S0237