Our Story

DataMesh Group is revolutionising the payment systems available to merchants and retailers, delivering integrated payment capabilities and valuable customer insights through bespoke payment and data processing solutions.

The company is in an exciting growth phase, and we are looking for individuals with the appetite and energy to make impactful changes and accelerate their career development with this unique opportunity!

Smarter Connections, Infinite Possibilities

Smarter connections, infinite possibilities!

About the role

This is more than a traditional infrastructure management position! You'll be responsible for leading and evolving the technology foundations that support our business, customers, and products.

You'll work closely with senior technology leaders to drive infrastructure strategy, strengthen cybersecurity capabilities, improve operational excellence, and ensure our platforms can scale as the business grows.

You’ll have ownership across cloud infrastructure, technology operations, security, resilience, governance, and team leadership. This role is ideal for someone who enjoys operating at both strategic and hands‑on levels and thrives in fast‑paced, high‑growth technology environments.

What You’ll Be Doing

Infrastructure & Cloud Leadership

- Lead the performance, availability, and reliability of our infrastructure environments
- Oversee cloud platforms, networks, systems, and operational technology services
- Drive infrastructure scalability, optimisation, and continuous improvement initiatives
- Partner with engineering teams to support platform growth and technology modernisation

Security & Risk Management

- Strengthen and mature our cybersecurity posture across the organisation
- Lead security governance, risk management, and compliance activities




- Ensure infrastructure environments align with security best practices and regulatory requirements
- Support audit, risk, and compliance programs

Operational Excellence

- Establish and maintain high-performing operational processes and service standards
- Lead incident management, problem resolution, monitoring, and support functions
- Drive automation and standardisation initiatives to improve efficiency and reliability
- Oversee disaster recovery, business continuity, backup, and resilience planning

Leadership & Strategy

- Contribute to infrastructure and security strategy alongside the CTO and Technology Leadership Team
- Lead infrastructure transformation projects, upgrades, migrations, and platform enhancements
- Manage vendor relationships and third‑party technology partners
- Develop, mentor, and grow a high‑performing infrastructure and support team
- Manage infrastructure and security budgets, forecasting, and planning activities

What Success Looks Like

- Improve platform reliability, scalability, and operational maturity
- Enhance the organisation's security and governance capabilities
- Deliver key infrastructure and cloud transformation initiatives
- Build a highly capable and engaged infrastructure function
- Create the foundations that support future business growth
- Ensure technology environments remain secure, resilient, and highly available

What We're Looking For

- 10+ years' experience across infrastructure, cloud, systems engineering, or technology operations
- Demonstrated experience leading infrastructure,



platform, or security teams
- Experience within fintech, SaaS, payments, technology, or other high‑growth environments
- Proven success delivering infrastructure transformation and operational improvement initiatives
- Experience managing technology vendors, budgets, and strategic technology investments
- Strong experience operating within complex and evolving technology environments

Technical Expertise

- AWS, Azure, or contemporary cloud environments
- Infrastructure architecture and operations
- Networking, firewalls, VPNs, DNS, and load balancing
- Cybersecurity and infrastructure security controls
- Identity and access management
- Monitoring, observability, and operational tooling
- Disaster recovery and business continuity planning
- Infrastructure automation and Infrastructure as Code
- Windows and Linux environments
- DevOps, CI/CD, and modern platform engineering practices
- Governance, compliance, and audit requirements

Personal Attributes

- Strong leadership and people management capability
- Strategic thinker with a hands‑on approach
- Excellent stakeholder management and communication skills
- Highly analytical with strong problem‑solving abilities
- Commercially minded with a focus on business outcomes
- Comfortable operating in fast‑paced, high‑growth environments

Why You’ll Love Working with Us

- Be part of a company that’s shaping the future of tech with cutting‑edge solutions
- Work with smart, driven, and supportive teammates who value your input
- Enjoy a clear path for growth and development in an expanding organisation
- See the results of your efforts as you help bring transformative projects to life
- Enjoy company events, including lunches, celebrations and after‑work drinks!

#J-18808-Ljbffr

📌 Head of Infrastructure & Security (City of Sydney)
🏢 DataMesh Group
📍 City of Sydney