An exciting opportunity is available for an experienced Security Architec
t
to join our client AGL on a large enterprise organisation undergoing significant technology and cyber security transformation.
This is a six month contract job opportunity based in Melbourne CBD in a hybrid working workplace.
This role will play a key part in shaping and governing enterprise security architecture across complex IT and Operational Technology (OT) environments, ensuring security is embedded into technology strategy, solution design, and delivery initiatives.
About the Role As the Security Architect, you will provide strategic security leadership and architectural guidance across cloud, hybrid, on-premises, and OT platforms.
You will partner with technology, architecture, cyber security, risk, and project teams to deliver secure-by-design solutions aligned with business objectives and industry best practices.
This is an excellent opportunity for someone who enjoys influencing enterprise-wide security outcomes, driving security maturity, and working across a diverse technology landscape.
Key Responsibilities
Develop and maintain security architecture standards, principles, patterns, and reference architectures.
Provide expert security architecture guidance across cloud, hybrid, on-premises, and OT environments.
Conduct security architecture reviews for major programs and technology initiatives.
Lead threat modelling, security risk assessments, and secure solution design activities.
Define and oversee implementation of security controls across:
Identity & Access Management (IAM)
Network Security
Application Security
Data Protection
Security Monitoring
Zero Trust Architectures
Contribute to architecture governance and security decision-making forums.
Produce high-quality security architecture artefacts including roadmaps, diagrams, and threat models.




Partner with enterprise architects, project teams, cyber security specialists, and business stakeholders to embed security throughout the delivery lifecycle.
Provide recommendations on security risks, mitigations, and compensating controls.
Stay abreast of emerging threats, technologies, and regulatory requirements.
About You
You are a highly experienced Security Architect with a strong background designing secure enterprise solutions and influencing senior stakeholders.
Key Skills & Experience
Proven experience in a Security Architect role within large and complex enterprise environments.
Strong understanding of security architecture frameworks such as:
SABSA
TOGAF
NIST Cyber Security Framework
ISO *****
Extensive experience designing secure architectures across:
AWS, Azure and/or GCP
Hybrid environments
Traditional on-premises infrastructure
Deep expertise in IAM, network security, application security, cloud security, data protection, and security monitoring.
Hands-on experience with threat modelling, risk assessments, and secure solution architecture.
Strong stakeholder engagement and communication skills with the ability to influence technical and business leaders.
Experience using architecture modelling and diagramming tools such as ArchiMate, Visio, or Lucidchart.
Tertiary qualification in Cyber Security, Information Technology, Computer Science, or a related discipline.
Desirable Certifications
CISSP
CISM
SABSA
GIAC
AWS Security Specialty
Microsoft Azure Security Certifications
At Chandler Macleod, we are committed to fostering a diverse workforce where everyone is welcome.
We encourage applications from Aboriginal and Torres Strait Islander peoples, women, neurodiverse, people living with a disability and the LGBTIQA+ community.
You can read more about our commitment to diversity and inclusion at .
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📌 Security Architect (Melbourne)
🏢 Buscojobs
📍 Melbourne