FW Senior Design Engineer

nbn® Australia; Melbourne; On-site; AUD 140,000 - 190,000; Full time

Benefits offered by this job

18 weeks of paid parental leave

Job summary

nbn is seeking a Senior Design Engineer - Fixed Wireless Networks to design, validate and deploy Fixed Wireless capabilities across Australia. You will act as SME for routing, switching, firewall, and contribute to end-to-end wireless solutions, including mobile packet backbone components.

You will mentor teammates and support agile delivery events. You’ll collaborate with partners to ensure scalable, secure, and operationally ready solutions, contributing to program increment planning,

Qualifications

• Experience in carrier-grade telecom networks and network design.
• Expertise with EVPN, BGP, MPLS for scalable WAN architectures.
• Proven ability to mentor teams and deliver end-to-end design.

Responsibilities

• Lead design and test activities for fixed wireless networks.
• Develop high and detailed designs, configurations, and deliverables.
• Collaborate with internal/external partners to size epics and manage delivery.

Skills

Routing and Switching

Firewall implementation

Network design

EVPN

BGP

MPLS

QoS

OSPF

Cisco IOS/IOS-XR

Juniper JunOS

Tools

Cisco ASR

Cisco UCS

Cisco NCS

EPNM

Juniper SRX

Job description

Job Expectations

Position Title: FW Senior Design Engineer

A fantastic opportunity to join nbn, Australia’s largest digital infrastructure provider, as a Senior Design Engineer - Fixed Wireless Networks. Reporting to the Lead Design Engineer, you will play a key role in the design, integration, validation and deployment of Fixed Wireless network capabilities that support connectivity across Australia.

Working within an Agile delivery environment, you will contribute to the evolution of nbn’s Fixed Wireless network across access, backhaul and core domains, ensuring solutions are scalable, secure, resilient and operationally ready.

A bit about your role

As the Senior Design Engineer - Fixed Wireless Networks, , you will act as a subject matter expert for Routing and Switching network capability within the Wireless network. You will also contribute to the delivery of the end-to-end network solution for the Wireless access platform by ensuring that Mobile Packet Backbone Network components (Signalling Switch, Signalling Router and Firewall) components are scalable, cost effective and provide the performance required by nbn FW Solution & Architecture.

As the Senior Design Engineer, you will actively participate in design and test activities by providing Engineering work breakdown.

You will be developing high-quality Engineering, high Level and Detailed Designs as well as Configurations and deliverables to enhance, augment and maintain nbn’s Fixed Wireless networks and associated platforms.

Contributing to the success of Quarterly Program Increment (PI) planning workshops, daily stand-ups, team demonstrations/showcases, supporting System Integration Tests, First Time Deployments and Operational handover activities, Configuration and other deliverables through to production stability. Finally, you’ll be required to work with external & internal business partners to provide EPIC sizing estimates and solving impediments during delivery, while ensuring right solution intent.

You will also be responsible for mentoring and promoting cross-skilling within the team. You will support the Lead Design Engineer as SME and provide guidance to other members of the team during design & testing of the solution.

You’ll be a frontrunner of a collaborative team, where you will contribute and positively support the high-performance team culture to successfully deliver on the nbn and team purpose, strategy, and stakeholder engagement initiatives.

A bit about you

You bring strong experience in carrier-grade telecommunications networks, with deep expertise across routing and switching, firewall implementation, network design and integration testing. You have worked extensively with technologies including Cisco ASR, UCS and NCS platforms, IOS/IOS-XR operating systems and EPNM management platforms, complemented by experience with Juniper SRX and JunOS environments.

You have successfully delivered large-scale Fixed Wireless deployments and complex network migration programs, applying your knowledge of EVPN, BGP, MPLS, QoS and OSPF to design and implement scalable, high-performing network solutions. Your experience developing end-to-end telecommunications capabilities has established you as a trusted subject matter expert within the Fixed Wireless domain, with a strong understanding of how technology, operational requirements and customer outcomes intersect.

You combine exceptional technical expertise with strong stakeholder management and communication skills, enabling you to build trusted partnerships and influence outcomes across both technical and business teams. Adaptable, proactive and comfortable operating with a high degree of autonomy, you thrive in fast-paced environments and enjoy mentoring others, solving complex challenges and contributing to innovative network solutions that deliver meaningful outcomes for customers and the business.

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.

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 [e-mail] or calling our Recruitment Accessibility Enquiry Line at [phone]. 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.

Please note that this role is a permanent opportunity based in Melbourne and applications will close at midnight on Friday, 6th November 2026.

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

Worker Type

Permanent

Time Type

Full time