Mazzei Group is a purpose-led construction group delivering high-end residential homes, social and affordable housing, and complex remediation projects across Victoria and South Australia.

We’re in a growth phase and making deliberate investment in technology, systems, data and AI to support the next evolution of the business. This role sits at the centre of that transformation.

The Opportunity

You’ll take full ownership of Mazzei’s application landscape, acting as a trusted business partner to turn operational requirements into fit-for-purpose, scalable solutions. This role plays a key part in rebuilding IT capability from the ground up and establishing a centre of excellence across systems, integrations and data.

What You’ll Be Responsible For

- Owning and managing the end-to-end application landscape across the business

- Acting as a business analyst and process partner, working closely with stakeholders to understand workflows and system needs

- Driving system improvements, automation and scripting to improve efficiency and data quality

- Leading application selection, onboarding and rollout projects

- Managing integrations, data flows and system performance

- Supporting database development and reporting capability

- Developing and maintaining technical documentation, SOPs and training materials

- Working closely with internal IT resources and managed service providers

Your Background





- 5+ years’ experience in application development, management or solution delivery

- Solid Microsoft environment experience

- Experience working closely with the business around process, systems and improvement

- Hands-on capability across automation, scripting or database development

- A can-do attitude with the ability to work autonomously and under pressure

- Strong communication skills and a natural leadership presence

Why Mazzei Group

- Strong appetite for innovation, AI and emerging technologies, with executive-level support

- Rare opportunity to rebuild and modernise IT systems from the ground up

- Play a key role in establishing a centre of excellence across applications, integrations and data

- Hands-on exposure to best-in-class technologies and modern platforms

- A genuine opportunity to influence direction, uplift capability and drive change

- Join a competent, motivated team with clear backing to deliver and improve

Diversity & Inclusion

Harnest is committed to building a diverse, inclusive and equitable workplace. We strongly encourage applications from Aboriginal and Torres Strait Islander peoples, people from culturally and linguistically diverse backgrounds, women, LGBTQIA+ individuals, people with disability, and those who may face barriers to employment.

📌 Business Systems Manager (Hawthorn)
🏢 Leading
📍 Hawthorn