Executive Manager Security Architecture

Build your career and Australia's future.

Not many people can say they are working on building Australia's future. With us you'll be doing just that, leaving a legacy for all Australians. Plus, there's equal employment, great training, and true flexible working arrangements. 

A bit about your role

The Executive Manager, Security Architecture is responsible for shaping and maintaining enterprise-wide IT and Network security architecture aligned with strategic objectives and regulatory standards.

This role leads a high-performing team of security architects, fosters a collaborative and inclusive culture, and provides expert guidance on emerging technologies. It involves partnering with senior stakeholders across CSO, CIO, SEO, and Networks to translate security strategy into actionable architecture and solutions, while supporting delivery teams throughout implementation.

The role also engages with external agencies and industry bodies, drives continuous improvement, and ensures compliance through robust governance, risk management, and audit practices.

A bit about you

The ideal candidate is a seasoned technical leader with deep expertise in Security Architecture, underpinned by a strong foundation in Cyber Security, Software Engineering, or Telecommunications. They hold relevant certifications such as CISSP, CISM, and cloud security credentials, and bring a strategic mindset to designing and evolving secure enterprise environments.

They possess advanced knowledge across IT infrastructure, software and network security, secure engineering practices, AI/ML security, and data privacy, with a proven ability to architect resilient systems that align with business and regulatory requirements.

Well-versed in frameworks like NIST CSF and Australian Government regulations including the SOCI Act, the candidate excels in implementing Zero Trust Architecture, Identity and Access Management (IAM) systems, and securing critical telecommunications infrastructure.

They are adept at translating complex technical concepts for executive stakeholders, shaping security architecture roadmaps, and driving enterprise-wide adoption of secure design principles. As a people leader, they foster high-performing, inclusive teams through structured development, mentoring, and continuous feedback.

Life at nbn

To be part of nbn is to be part of something bigger. There's so much more from here. Our pioneering spirit drives us forward every day. Together, we help lift the digital capability of the nation by building and connecting Australia's best fibre infrastructure into homes and businesses, plus places and things, everywhere. We're continuing to create Australia's network—a network made for more. Not just a way for everyone to do the things they love but transforming the way they do them.

A more inclusive working world

nbn is committed to an inclusive, flexible, and supportive workplace where everyone can feel heard, valued, and respected. We believe diverse perspectives are the key to unlocking greater outcomes and encourage applications from people of all ages, nationalities, abilities, and cultures. That's why we have a Reconciliation Action Plan, Accessibility & Inclusion Plan, offer 18 weeks of paid parental leave, are a Pride in Diversity Platinum Employer, and have active employee-led diversity pillars. Click here to see our list of employee benefits and why we're recognised as a WORK180 Endorsed Employer for Women, and their Employer of Choice for 2025.

Equal Opportunities for All

We champion equal opportunities for all employees. If you have any accessibility requirements and would like to discuss adjustments for the recruitment process, please don't hesitate to contact us by emailing  or calling our Recruitment Accessibility Enquiry Line at Please note, this line is dedicated to accessibility-related enquiries for the purposes of recruitment, and only enquiries related to accessibility adjustments will be answered. For other matters, please visit our Contact Us page on our website.

Where to from here?

If you think this role might be for you, we want to hear from you. Please apply by following the links and sending in your resume only. We do not require a cover letter or any selection criteria to be addressed.

Please note that this is a permanent opportunity and applications for this role will close at midnight, Friday 31st of October 2025.

To be eligible for this role, you must have full working rights in Australia.