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
As a Senior Security Engineer, you will play a vital role in safeguarding the integrity and resilience of nbn’s Network Security platforms across our Enterprise and Active Network domains. You’ll be part of a collaborative DevSecOps environment, working alongside agile pods and enablement teams to deliver secure, scalable outcomes that support over 500 engineers. Your work will directly contribute to the protection of critical infrastructure, ensuring systems remain secure, available, and aligned with nbn’s strategic objectives.
You will lead the technical delivery and operational support of network security systems, mentor engineers, and help uplift secure engineering practices across the organisation. With a strong focus on continuous improvement, you’ll help drive innovation and automation, while fostering a culture of shared responsibility and technical excellence.
A bit about you
You are a seasoned security professional with deep expertise in Network Security, passionate about safeguarding critical infrastructure. You bring a strong understanding of Agile and DevSecOps methodologies, and you’re confident navigating complex technical environments with clarity and purpose.
Your hands-on experience with network protection technologies—such as proxy, intrusion detection and prevention systems (IDS/IPS), VPNs, and secure network architecture—is complemented by your ability to lead, influence, and collaborate across diverse teams. You thrive in fast-paced settings, and your proactive mindset allows you to anticipate challenges and resolve blockers with empathy and precision.
With a passion for secure engineering and a commitment to continuous learning, you’ll help shape nbn’s security posture and contribute to a safer, more resilient digital future for all Australians.
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 recruitment@nbnco.com.au or calling our Recruitment Accessibility Enquiry Line at +61 2 8918 9990. 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 role is a Permanent opportunity and applications will close at midnight on 26/11/2025.
To be eligible for this role, you must have full working rights in Australia.