Senior Database Administrator

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About Sysnet Global Solutions

Established in 1989, Sysnet Global Solutions provides payment card industry compliance services, specialising in compliance validation, and merchant engagement and retention solutions. Sysnet offers a range of services, including its award-winning, proprietary, compliance management and merchant intelligence solution Sysnet.air, to a wide variety of businesses including acquirers, ISOs, international banks, payment service providers and merchants. Headquartered in Dublin, Ireland, Sysnet, has offices in Poland, London, Atlanta, Cape Town, and Hyderabad and clients in more than 60 countries worldwide.


About the role

We are looking for a Senior Database Administrator to join our team in the delivery of activity that will drive the next phase of our business growth. This role will be responsible for maintaining, upgrading, and migrating our database environment, and ensuring data flows between systems efficiently.

A key role of the Senior Database Administrator will be to advise on the processes and configuration that will be used. For the purposes of understanding the role we are using today: MariaDB, MySQL, RDS, MongoDB, AWS, GCP, Ubuntu, Git, Tomcat, Apache, Docker, Kubernetes, CloudFormation.


People and Culture

At the core of Sysnet are its people and our employees are the driving force of the business. Sysnet is passionate about hiring and developing driven individuals and giving them, long-term careers, and opportunities. The company hires more than anything on cultural fit and potential to grow within the business. It is a fast-moving business – this means our people must be adaptable, quick thinking and focused on results. To succeed in Sysnet you will be smart, down to earth, and open to change.


Key Responsibilities

  • Understanding the company’s data environment.

  • Maintenance of production database servers – datacentre, and cloud.

  • Installation of new database servers and clusters.

  • Troubleshooting and upgrading of production database servers and clusters.

  • Driving performance and reliability from software and infrastructure.

  • Ensuring efficient data flow between systems and services.

  • Writing reports, performing data fixes and archiving.


Skills/Experience

  • Expert knowledge of SQL and stored procedures.

  • In-depth knowledge & experience of MySQL/MariaDB (3+ years).

  • Query tuning, optimisation, and monitoring in an enterprise environment.

  • Root cause analysis of performance issues.

  • Experience running production databases in AWS / GCP / Azure.

  • Experience with database and associated server monitoring.

  • Experience understanding the causes of performance issues, identifying, and resolving them.

  • Good knowledge of Linux and scripting.

  • Experience with stress testing databases.

  • Familiarity with database clustering.

  • Minimum 3 years of experience in a DBA role.


If you are interested in this role, please send your CV and statement of interest to hr@sysnetgs.com