Senior MySQL Database Administrator (DBA)

Job Description

At Aristocrat, we're passionate about bringing happiness to life through the power of play! As a Senior Database Administrator, you will have a meaningful role in ensuring our critically important database systems are secure, scalable, and reliable. You'll join a world-class team, applying your expertise to support the high-traffic, data-intensive workloads that power our popular gaming platforms. This is an outstanding chance to create a significant impact within an ambitious and innovative organization.

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This role owns the end-to-end lifecycle of database platforms - from architecture and design, through performance optimization and automation, to incident response and long-term scalability planning. The successful candidate will act as a technical authority for MySQL, partnering closely with Architecture, Engineering, Data Science, and SRE teams to ensure our databases can safely scale to meet high-traffic, data-intensive workloads.

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Key Responsibilities

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Database Architecture & Scalability

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· Own and evolve the architecture of high-performance, highly available MySQL platforms supporting production game workloads (>50k QPS).

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· Design database solutions that support long-term data growth, fault tolerance, and operational simplicity.

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· Participate in technology roadmap planning, capacity forecasting, and architectural decision-making.

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Performance & Reliability Engineering

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· Proactively identify, diagnose, and resolve database performance bottlenecks across schema design, queries, indexing, and configuration.

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· Own performance issues end-to-end: triage, root cause analysis, solution design, implementation, and production verification.

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· Define and help meet database reliability targets (SLOs) in collaboration with the Platform Reliability Team.

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Automation, Tooling & Operations

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· Improve and maintain automation for:

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o Database provisioning

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o Backup and recovery

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o Replication, failover, and disaster recovery

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o Schema migrations and deployments

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· Enhance observability through monitoring, alerting, and tooling (e.g. PMM, Prometheus, Grafana).

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· Shift performance and security detection earlier in the development lifecycle via tooling and guidelines.

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Database Governance & Security

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· Define and enforce database security standards, access controls, and auditing.

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· Ensure compliance with regulatory requirements (e.g. gaming, PCI-DSS).

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· Act as a gatekeeper for database-related application changes via reviews and guidance.

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Collaboration & Enablement

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· Partner closely with Architecture, Engineering, and Data Science teams to deliver secure, scalable, and performant database designs.

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· Act as a database maintainer for the Product Madness codebase, reviewing schema and query changes prior to release.

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· Provide hands-on support through pairing, design reviews, and technical consultation.

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Documentation & Best Practices

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· Build and maintain high-quality, HLD and LLD documentation covering architecture, operations, and standard methodologies.

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· delivering database services and guidelines to our internal customers

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· Continuously improve team workflows, operational processes, and standards.

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Leadership & Collaboration

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· Guide engineers and DBAs, improving the overall database maturity of the organization.

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· Lead by example in operational excellence, ownership, and technical rigor.

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Required Experience & Skills

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• Significant production experience with MySQL in critical environments (Percona MySQL, PostgreSQL, Redis, MongoDB)
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Deep expertise in:

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• MySQL internals
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• MongoDB internals
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• Replication and backup/recovery strategies
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• Query optimization and performance tuning High-availability and scaling patterns
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• Strong Linux administration skills.
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• Demonstrable experience operating databases at high efficiency and low latency.
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• Ability to collaborate effectively in a fast-paced, distributed environment.
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• Strong proficiency in both written and spoken English communication.
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Desirable / Bonus Experience

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• MySQL clustering technologies (e.g. Galera Cluster).
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• Monitoring tools such as Percona PMM.
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• Practical experience with PostgreSQL, Redis, and MongoDB.
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• Cloud platforms, especially GCP (Cloud SQL), with AWS as a plus.
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• Infrastructure-as-Code and automation tools:
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• Terraform
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• Ansible
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• Helm
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• Cloud SQL
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• Postgress
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Join us at Aristocrat and be part of a team dedicated to delivering happiness to millions of players worldwide. Together, we can build outstanding gaming experiences!

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Why Aristocrat?

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Aristocrat is a world leader in gaming content and technology, and a top-tier publisher of free-to-play mobile games. We deliver great performance for our B2B customers and bring joy to the lives of the millions of people who love to play our casino and mobile games. And while we focus on fun, we never forget our responsibilities. We strive to lead the way in responsible gameplay, and to lift the bar in company governance, employee wellbeing and sustainability. We’re a diverse business united by shared values and an inspiring mission to bring joy to life through the power of play.

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We aim to create an environment where individual differences are valued, and all employees have the opportunity to realize their potential. We welcome and encourage applications from all people regardless of age, gender, race, ethnicity, cultural background, disability status or LGBTQ+ identity. EEO M/F/D/V

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  World Leader in Gaming Entertainment

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  Robust benefits package

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  Global career opportunities

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Our Values

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  All about the Player

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  Talent Unleashed

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  Collective Brilliance

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  Good Business Good Citizen

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Travel Expectations

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Additional Information

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This role is subject to mandatory background screening and regulatory approvals. As part of your employment with Aristocrat, you may be required to complete a criminal background check, submit fingerprints, and obtain licenses or registrations with applicable gaming regulatory authorities.

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Aristocrat operates in a highly regulated environment and holds licenses in over 340 gaming jurisdictions worldwide. To meet our global compliance obligations, you will be required to provide the disclosure of relevant personal and background information to government agencies, sovereign nations/tribal regulators, and other applicable gaming regulatory bodies. This is a condition of Aristocrat’s gaming licenses. The specific information required may vary depending on the jurisdiction and project assignment.

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At this time, we are unable to sponsor work visas for this position. Candidates must be authorized to work in the job posting location for this position on a full-time basis without the need for current or future visa sponsorship.

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