Senior Engineer Critical Infrastructure

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.

We have an exciting opportunity at nbn, as Senior Engineer Critical Infrastructure reporting to Senior Manager CNI Engineering.

A bit about your role

The Senior Engineer is a specialised professional with significant experience in designing and delivering physical infrastructure solutions that meet the business needs and customer expectations. This role involves engineering the elements of critical physical infrastructure for NBN's Network and Technology Sites, creating highly reliable, cost-effective solutions and documenting them in the internal engineering standards.

You will work closely with internal stakeholders to gather business requirements and translate them into compliant engineering solutions. The role also involves collaborating with Critical Infrastructure, Facilities, Network Capacity, and Technical Domain Teams, as well as external consultants and vendors to create, review and refine designs and bespoke hardware.

Strong leadership skills, technical expertise, business acumen and proactive engagement are essential to achieve success in a fast-paced environment. You will proactively drive the establishment of new Design Authority function, upskill other team members, define and document solutions for power supply, cooling, connectivity and fire protection.

A bit about you

The ideal candidate is skilled in designing and delivering complex solutions in the data centre/telecommunications industry, with a deep understanding of design principles and industry standards. Advanced documentation skills and the ability to create and maintain engineering and architecture artifacts are essential. Additionally, strong stakeholder management, communication, negotiation, and presentation skills are required. You can demonstrate an expert level of knowledge in the data centre and Telco facility design overall and the Mechanical Engineering (cooling), AC and -48vDC power supply and distribution.

Experience with creating and reviewing facility designs, complex engineering diagrams, documents and specifications with great attention to detail is expected. A proven track record of successful completion of large data centre projects in the lead engineer role, and relevant industry certifications in Data Centre design (such as CDCE, DCDC, CDCDP) are beneficial.

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 Gold Employer for three years running, 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.

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?

We encourage you to apply even if you feel that you do not meet all the above qualifications. Frequently cited statistics show that women and underrepresented groups apply to jobs only if they meet 100% of the qualifications. We encourage you to break that statistic and to apply. No one ever meets 100% of the requirements. We look forward to your application

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.

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

Please note that this is a permanent opportunity and applications for this role will close at midnight 5th October 2025.