Location: Canberra, Sydney, Melbourn - preferred. Other locations can be considered.

Engagement: Full-time, long-term contract

Contract Period: ASAP to 30 June 2027, with extension options

Security Clearance: NV1 preferred; Baseline considered

About the Role

We’re seeking two experienced Network Engineers to provide specialist network architecture, engineering and technical expertise across the design and delivery of secure, resilient and scalable enterprise network services.

Working across on-premises, cloud and hybrid environments, you'll collaborate with technology architecture, cyber security, infrastructure and delivery teams to develop network solutions that support complex enterprise environments.

This is an opportunity to contribute to network architecture and engineering initiatives, provide technical leadership and help shape secure and reliable connectivity across enterprise platforms.

Key Responsibilities

- Design, develop and review enterprise network architectures, high-level designs (HLDs), low-level designs (LLDs), patterns and technical solutions.

- Provide technical leadership across LAN, WAN, routing, switching, wireless, internet connectivity and hybrid cloud networking.

- Design and provide guidance on network security technologies, including firewalls, network segmentation, VPNs, secure gateways, load balancing and remote access.

- Develop secure and reliable connectivity between on-premises infrastructure, cloud platforms and external services.

- Work with cloud, infrastructure, cyber security and application teams to deliver integrated network solutions.

- Ensure network designs align with architecture standards, cyber security requirements and relevant Australian Government security controls.

- Provide technical advice and assurance to projects, identifying network risks, constraints, dependencies and appropriate design options.





- Research emerging networking technologies and develop reusable architecture patterns, standards and technical guidance.

About You

You’re a senior network engineering professional with strong experience designing, implementing and supporting enterprise network environments. You have a solid understanding of network architecture and security, with the ability to translate complex technical and business requirements into practical, scalable solutions.

You’re comfortable providing technical leadership, engaging with stakeholders and working collaboratively across architecture, cyber security and engineering teams.

Essential Technical Skills & Experience

- Significant experience as a Senior Network Engineer, Network Architect or Network Security Engineer within a large and complex enterprise environment.

- Strong knowledge of enterprise routing, switching, LAN/WAN, TCP/IP, DNS, DHCP, VPN and network segmentation.

- Solid experience with enterprise networking technologies, particularly Cisco, and network security platforms such as Palo Alto Networks and/or Fortinet.

- Experience designing and supporting hybrid cloud networking, preferably including VMware NSX and Microsoft Azure networking.

- Strong understanding of network security principles, including firewalls, secure gateways, segmentation, Zero Trust, encryption and secure remote access.

- Experience developing architecture documentation, network diagrams, HLDs, LLDs, implementation designs and technical standards.

- Ability to assess technical options and translate business,



security and operational requirements into practical network designs.

- Strong stakeholder engagement and communication skills.

Desirable Skills & Qualifications

- Cisco networking certifications such as CCNP or CCIE.

- Microsoft Azure networking or architecture certifications.

- Tertiary qualifications in IT, Computer Science, Telecommunications or a related discipline.

- Experience working within Australian Government or similarly large, regulated environments.

- Knowledge of the ASD Information Security Manual (ISM) and Australian Government cyber security requirements.

- Experience with SD-WAN, SASE, Zero Trust Network Access (ZTNA) and modern network security architectures.

- Experience with F5 or equivalent application delivery and load-balancing technologies.

- Network automation and Infrastructure as Code experience using Ansible, Terraform and Python.

- Knowledge of enterprise architecture frameworks such as TOGAF.

Why Apply?

- Two opportunities available within a large and complex enterprise environment.

- Work across enterprise network architecture, engineering and security initiatives.

- Apply your expertise across Cisco, network security and hybrid cloud technologies.

- Collaborate with specialist architecture, cyber security and infrastructure teams.

- Secure a long-term engagement through to June 2027, with extension options.

Security Clearance

NV1 security clearance is preferred. Candidates holding a Baseline clearance will also be considered.

Apply Now

If you have strong enterprise network engineering experience and are looking for your next opportunity, we'd like to hear from you. Apply now with your latest CV outlining your relevant technical experience. You can also reach out via email (*@data3.com) for more details about the opportunity.

📌 Network Engineer (Canberra)
🏢 Data#3
📍 Canberra