Senior Database Administrator

Worker Type:

Permanent

Here at BNZ, it's about more than just banking. We work together in an agile, energising environment to create innovative solutions through our promise "If you can imagine a better future, let's find a way."

We support wellbeing, flexible working and have a generous leave offering. There is the opportunity for growth, learning and career development. No two days are the same.

Mō te Tūranga | About the Role

We are seeking an experienced Database Engineer with expertise in MongoDB, AWS cloud services, and Terraform to support and manage our cloud-hosted database platforms. The successful candidate will be responsible for the administration, maintenance, optimization, and automation of MongoDB environments running in AWS, while also providing broader database support and SQL query expertise.

This is a 12 month fixed term opportunity!

What are they key day to day tasks the person in this role will complete?

• Administer, maintain, monitor, and optimize MongoDB database environments hosted in AWS. 

• Design, deploy, and manage cloud infrastructure using Terraform and Infrastructure as Code (IaC) principles. 

• Support database performance tuning, capacity planning, backup and recovery, and high availability configurations. 

• Implement and maintain database security, access controls, and compliance requirements. 

• Troubleshoot and resolve database, infrastructure, and application performance issues. 

• Collaborate with development, platform, and infrastructure teams to support application deployments and operational requirements. 

• Develop and maintain automation scripts and deployment pipelines for database infrastructure. 

• Create and maintain technical documentation, operational procedures, and support guides. 

• Support data analysis and reporting requirements through SQL query development and optimization. 

• Participate in incident management, change implementation, and continuous improvement activities. 

 

What attributes will this person have in order to be successful?

• Strong experience administering MongoDB databases in production environments. 

• Proven experience working with AWS services, including infrastructure, networking, security, and cloud operations. 

• Hands-on experience with Terraform and Infrastructure as Code practices. 

• Strong understanding of database concepts including performance tuning, backup and recovery, replication, and monitoring. 

• Solid SQL querying skills and experience working with relational databases. 

• Experience troubleshooting complex database and cloud infrastructure issues. 

• Knowledge of CI/CD pipelines, automation, and DevOps practices. 

• Strong analytical, problem-solving, and communication skills. 

The ideal candidate combines database administration expertise with cloud engineering capabilities, has a strong automation mindset, and can effectively manage MongoDB platforms within AWS while supporting broader database and data management requirements.  

Nau Mai ki te Pēke o Aotearoa | Come to the Bank of New Zealand

This is an exciting opportunity to join us!  We're bold thinkers who are taking brave steps to create a company that people want to work for, and customers want to bank with. If you're ready to join a fun organisation where we are proud of our culture and how we are helping New Zealander's to 'Find their way', then show your interest by submitting your application - we can't wait to read it. 

Ehara taku toa i te toa takitahi, engari he toa takitini" - Success is not the work of an individual, but the work of many.”

Closing Date: 04 October 2026

Applications will be reviewed regularly across the advertising period, but we do reserve the right to close applications early.