Lead Database Engineer


Sydney, New South Wales, Australia


Payment Networks & Schemes / Data + Analytics

Jan 13

Our Purpose

We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team – one that makes better decisions, drives innovation and delivers better business results.

Job Title

Lead Database Engineer

Database Service Delivery manage our databases, with a goal to deliver secure, scalable and resilient infrastructure and software deployment capability for global solutions

Provide administration of production, pre-production, UAT and development database systems and assist in

designing of the database tier for our global payments solution

Provide a robust, scalable and high performance production database environment working with system engineers, database developers and other database administrator


  • Responsible for installation, configuration, creation and administration of Databases
  • Implement proactive monitoring of all databases to predict and diagnose the majority of problems before they impact application performance or user experience
  • Work as an SME, providing guidance for the best utilization of the database technology
  • Configure and manage replication using MMR replication technology
  • Undertake periodic upgrades of database schema and perform testing and verification of released database schema upgrades
  • Support the installation and configuration of Databases for high availability
  • Work on maintaining database security (roles, privileges, authentication)
  • Create and maintain documentation, procedures and best practice guides for database deployment and maintenance
  • Monitor database system details within the database, including stored procedures and execution time, and implement efficiency improvements
  • Work with development and other support teams to participate in release and change management processes to implement new features/functions as well apply mandatory patches or upgrades
  • Given the nature of the organisation and the environment MPGS, the role may require out of standard hours work to minimise downtimes occasionally.
  • Database Technologies Include (not limited to) : PostgreSQL, Oracle, MySQL, Cassandra/Elastic Search. The ideal candidate should have experience in RDBMS and NoSQL database technologies

All About You

  • Strong working knowledge of databases with relevant certifications
  • Good understanding of security standards and best practices
  • In-depth knowledge of database management (Installation, creation of new instances, space management , database reorganization, backup and recovery, performance monitoring and troubleshooting, identification of bottlenecks in locks, waits)
  • Strong understanding of database structures, theories, principles, and practices
  • Hands-on database tuning and troubleshooting experience
  • Hands-on database tuning and troubleshooting experience
  • Deep knowledge of software development processes including agile processes and test driven developmen
  • Experience in architecture and providing technical leadership to large and complex systems
  • Strong verbal and written communication skills
  • Excellent trouble shooting skills

**Desirable Knowledge/Experience**

  • Experience integrating vendor and open source products into an overall system
  • Experience working on cloud hosted services like AWS
  • Database Technologies Include (not limited to) : PostgreSQL, Oracle, MySQL, Cassandra/Elastic Search. The ideal candidate should have experience in RDBMS and NoSQL database technologies

Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must

  • Abide by Mastercard’s security policies and practices;
  • Ensure the confidentiality and integrity of the information being accessed;
  • Report any suspected information security violation or breach, and
  • Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.

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