Editorial summary

The company is seeking a Senior Database Engineer/DBA to oversee the health, performance, and reliability of core transactional databases supporting mission-critical payment and transit systems. The role involves managing DB2, Oracle, and PostgreSQL environments, with responsibilities including designing, automating, and troubleshooting databases to meet strict SLA and PCI DSS standards. The position requires a hands-on approach with a software engineering mindset and collaboration with development and infrastructure teams. The annual salary for this role is 7,500.

This summary is AI-generated and may contain inaccuracies. Please refer to the full job description below.

Job description

[This job id 23327 first appeared in Job-Q.com on 03 Aug 2026]

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

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