Senior Data Architect

Achilles Information Limited; Melbourne; On-site; AUD 140,000 - 190,000; Full time

Job summary

Cm3, part of the Achilles Group, seeks a Senior Data Architect to lead data discovery, documentation and assurance across our customer platform. You will map data structures, create lineage diagrams and runbooks, and collaborate with Product, Engineering and IT to support platform development and governance.

Experience with MySQL 8, AWS Aurora, SQL and data modelling, plus strong stakeholder communication skills, are essential for this hands-on role in a multi-tenant SaaS environment.

Qualifications

• Experience as a Data Architect or related senior role.
• Strong hands-on expertise in MySQL 8, AWS Aurora, SQL and data modelling.
• Experience with complex enterprise databases and multi-tenant SaaS environments.
• Knowledge of data governance and RBAC security is desirable.

Responsibilities

• Lead database discovery, analysis and documentation across the Cm3 platform.
• Develop data models, dictionaries, lineage diagrams and technical runbooks.
• Map data relationships, workflows, integrations and dependencies.
• Assess data quality, access controls, security and governance practices.
• Build sustainable, version-controlled technical documentation.
• Collaborate with technical teams to support knowledge transfer and future improvements.

Skills

Data architecture

Data modelling

Documentation

Stakeholder communication

Analytical thinking

Education

Bachelor's degree in Computer Science or related field

Tools

MySQL 8

AWS Aurora

SQL

MongoDB

DynamoDB

Kafka

Power BI

PHP

Node.js

Job description

At Cm3, we believe that what we do matters.

Cm3, part of the Achilles Group, provides innovative digital solutions that help businesses manage supply chain risk, workplace safety and compliance. We are passionate about technology, innovation and making workplaces safer.

About the Role

We are looking for an experienced, hands-on Senior Data Architect to lead data discovery, documentation and assurance across our customer platform.

Working closely with Product Management, Engineering and IT teams, you will map complex data structures, relationships, workflows and integrations, creating a reliable knowledge base to support platform development, operational resilience and future initiatives.

This is an exciting opportunity to work across a complex multi-tenant SaaS environment, with scope to contribute to broader database management, optimisation and data governance initiatives.

What You'll Be Doing

• Lead database discovery, analysis and documentation across the Cm3 platform.
• Develop data models, dictionaries, lineage diagrams and technical runbooks.
• Map data relationships, workflows, integrations and dependencies.
• Assess data quality, access controls, security and governance practices.
• Build sustainable, version-controlled technical documentation.
• Collaborate with technical teams to support knowledge transfer and future platform improvements.

About You

We're looking for someone who brings:

• Significant experience as a Data Architect, Database Architect, Senior DBA or Database Engineer.
• Strong hands-on expertise in MySQL 8, AWS Aurora, SQL and data modelling.
• Experience with complex enterprise databases and multi-tenant SaaS environments.
• Proven capability in data discovery, documentation, profiling and lineage mapping.
• Understanding of database security, RBAC, integrations and data governance.
• Strong analytical, problem-solving and stakeholder communication skills.

Experience with MongoDB, DynamoDB, AWS, Kafka, Power BI or application technologies such as PHP and Node.js will be highly regarded.

Why Join Cm3?

At Cm3, we value innovation, collaboration and the freedom to make an impact. You'll enjoy a supportive team environment, flexible working arrangements, opportunities to work with modern technologies and a culture that celebrates diversity and individual contributions.

Applicants must have unrestricted working rights in Australia.

Cm3 is committed to diversity and inclusion and welcomes applications from people of all backgrounds.

Cm3 does not accept unsolicited agency applications or resumes.