Domain Architect - Security

Ready to make a splash in your career? WaterNSW is seeking an experienced Domain Architect - Security (Full-Time, Permanent) to join our Digital Partnerships & Data team.

Reporting to the Strategy & Architecture Manager, in this newly created role, you will lead the future of WaterNSW’s security architecture and by ensuring security is embedded in design across applications, infrastructure, data, and integrations. You’ll enable a resilient and trusted digital environment aligned to business goals and regulatory requirements. You will also be responsible for defining and governing target-state security across cloud, identity, data, integration and operational technology, driving standards, guiding cyber risk controls and protecting the organisation against emerging threats.

This is an opportunity to work with an essential organisation creating a more sustainable future for the state. This role offers the flexibility to work around life, your contribution will be valued, and you’ll be supported to build a rewarding career.

Our perks and Benefits:

At WaterNSW, we believe that our employees should be as well taken care of as our rivers, dams, and pipelines, that’s why we offer a load of benefits.  

• Flexible working 
• Work a 9-day fortnight at Full pay on the Enterprise Agreement  
• Up to 16 weeks paid parental leave 
• Fertility leave 
• Corporate wear allowance 
• Professional development and educational assistance 
• Salary range from $162,599 - $195,136 base + 12% super
• And so much more!
  

Position Purpose:

Provide enterprise-level strategic and technical leadership for WaterNSW’s security architecture to ensure that security is embedded by design across applications, infrastructure, data, and integrations. Enable a secure, resilient, and trusted digital landscape that underpins business outcomes and regulatory compliance, whilst putting safety first.

What you’ll do: 

• Security Architecture Leadership: Design and enforce enterprise security frameworks and standards across systems, applications, and integrations. Define and maintain the enterprise security architecture, aligning with business strategy, risk appetite, and regulatory requirements. Develop and continuously improve security reference architectures, patterns, and roadmaps to support strategic initiatives. Provide subject matter expertise and leadership on enterprise security architecture to business and technology stakeholders, influencing enterprise decision-making and investment priorities.
• Design & Assurance: Ensure solutions are designed and implemented with security embedded by design (applications, infrastructure, data, and integrations). Provide security architecture guidance to solution architects and delivery teams throughout the project lifecycle. Lead security design reviews and assurance activities across multiple programs, ensuring enterprise consistency and traceability to risk frameworks. Conduct design reviews and provide assurance that solutions comply with security standards, regulatory obligations, and enterprise principles.
• Project Delivery Support: Provide security input into solution design, testing, and delivery. Ensure secure-by-design practices are applied to all initiatives. Proactively identify architectural risks and define mitigation strategies to support program delivery.
• AI Investment & Assurance: Assess security and privacy implications of AI initiatives. Ensure appropriate risk treatments are assigned and tracked to closure in collaboration with the Digital, Cyber & AI Risk Advisor. Drive the development of AI security frameworks and ethical governance models to support emerging technology adoption.
• Governance & Compliance: Ensure security team are delivery in alignment to regulatory, ethical, and risk frameworks. Support and coordinate evidence for audits and risk closure processes.

What we are looking for: 

• Tertiary qualifications in Information Technology, Computer Science, Cybersecurity, or a related discipline, or equivalent industry experience.
• Experience in enterprise security architecture with demonstrated ability to define security architecture patterns, controls and guardrails across cloud, applications, infrastructure, identity, data and integration layers, ensuring solutions are secure by design.
• Strong understanding of cyber risk management, security standards, regulatory obligations, threat modelling, vulnerability management, audit requirements and security assurance across projects and BAU, including assessing the security and privacy implications of AI initiatives and supporting AI security frameworks and ethical governance.
• Deep knowledge of IAM, SSO, MFA, privileged access, zero trust, encryption, network security, logging, monitoring, SIEM, and cloud security controls across platforms such as Azure and hybrid environments.
• Strong background in working with senior stakeholders, influencing decision-making, and balancing security with business outcomes.
• Current NSW Drivers Licence.

How we will support you:

At WaterNSW, we balance flexibility – and the way we work – with the needs of the business, our teams, and us as individuals. When it comes to working in an office, we work in a hybrid way. If you’re required to be in the field or on site, the benefits of flexibility can be achieved in other ways, such as through a condensed work week. We are proud to be a WORK180 Endorsed Employer and are committed to providing equal opportunities for women. Visit our WORK180 page to access our benefits and career development opportunities.

Our commitment & culture:

No matter how or where you work, safety is the number one priority. This means the physical and mental safety of you, your colleagues, and the public. WaterNSW is committed to building a workforce that reflects the diversity of the communities we serve. We strongly encourage Aboriginal and Torres Strait Islander peoples, Veterans, and people from all backgrounds to apply. We celebrate the unique perspectives, knowledge and lived experience you bring and are committed to ensuring an inclusive, supportive and respectful workplace for everyone.

Who is WaterNSW?

WaterNSW operates the state’s dams, capturing and storing water, and then supplying it ready for distribution – for the environment, agriculture, industry and the community. With 41 major dams and hundreds of waterways across the state, we play a vital role at the source of the state’s water, delivering two thirds of all water used in NSW.   We’re the people taking care of the state’s water at the source – capturing, storing, delivering. Find out more at waternsw.com.au.

For more information, please reach out to: Jasmine Choong on jasmine.choong@waternsw.com.au.

Please note applications for this position will close on Friday 30th October 2026, 11:59PM.

You must have full work rights in Australia to qualify for all positions at WaterNSW. 

We are a 2026 Circle Back Initiative Employer – we commit to respond to every applicant.

Privacy and collection of personal information

If you apply for a position via our website or recruitment@waternsw.com.au, WaterNSW may collect your personal information. Please visit WaterNSW’s Privacy Page to view the Careers Collection Notice for more information about how WaterNSW collects, uses, and discloses your personal information.