Lead Cyber Security Architect: Secure Cloud & Hybrid

NTT; Sydney; On-site; AUD 180,000 - 240,000; Full time

Job summary

NTT Ltd. is seeking a Lead Cyber Security Architect to join a major government organization delivering critical digital services for Australia. You will provide security architecture leadership across Azure, AWS and on-prem environments, ensuring secure by design and compliance with government frameworks.

You will mentor teams, drive risk-based decisions, and collaborate with governance boards to shape architecture roadmaps and strategy.

Qualifications

• Extensive experience as a Security Architect, Solution Architect or Enterprise Architect in large environments.
• Design secure solutions across Azure, AWS and on-premises platforms.
• Knowledge of Zero Trust Architecture, IAM, encryption and monitoring.
• Familiar with ISM, PSPF, NIST CSF and ISO 27001.
• Experience engaging governance forums and executive stakeholders.

Responsibilities

• Design end-to-end secure architectures across cloud, hybrid and on-prem environments.
• Lead security architecture reviews and ensure secure by design.
• Develop architecture artefacts, standards and governance documentation.
• Identify risks, architectural gaps and recommend pragmatic, risk-based solutions.
• Mentor technical teams and support knowledge transfer.

Skills

Cloud security

Zero Trust

IAM

Security governance

Executive liaison

Tools

Azure

AWS

On-premises

Job description

NTT Ltd. is seeking a Lead Cyber Security Architect to join a major government organization delivering critical digital services for Australia. You will provide security architecture leadership across Azure, AWS and on-prem environments, ensuring secure by design and compliance with government frameworks.

You will mentor teams, drive risk-based decisions, and collaborate with governance boards to shape architecture roadmaps and strategy.