About the Company Our client is a nationally significant organisation undergoing a major infrastructure transformation. They deliver secure and reliable services that underpin the operations of the Australian economy and they're investing heavily in next-generation technology to future-proof their critical systems. You'll be part of a forward-thinking environment that values collaboration, learning, and innovation, while providing flexibility and work-life balance. About the Role As a Senior Network Engineer, you'll play a pivotal role in designing, deploying, and optimising modern network environments. You'll work with Cisco ACI, F5, automation, and Azure Cloud technologies across a large-scale transformation program that will uplift national network capabilities. Key responsibilities include: Designing and implementing scalable, secure network architectures Leading deployment and configuration of Cisco ACI and F5 infrastructure Collaborating with cybersecurity and cloud teams to strengthen protection and performance Developing and maintaining detailed network documentation Automating workflows and configurations using scripting or IaC tools (Python, Terraform, Ansible, Git) Providing expert technical support, mentoring, and continuous improvement About You You're an experienced Senior Network Engineer who enjoys hands-on project delivery and shaping enterprise-grade network environments. You thrive on collaboration and innovation. To be successful, you'll bring: Proven experience with Cisco ACI and enterprise networking Solid understanding of TCP/IP, BGP, OSPF, MPLS Strong firewall experience (Cisco ASA, FTD, FMC, CSM) Knowledge of F5 LTM/GTM load balancing Scripting or automation experience (Python preferred) Familiarity with Infrastructure as Code practices Relevant certifications such as CCNP/CCNA Strong documentation and communication skills What's on Offer Hybrid work model ( 2-3 days in office) Fixed-term role through December 2026 with full-time benefits Be part of a high-impact national transformation project Collaborative team culture with ongoing training and upskilling Competitive salary and access to long-term career development How to Apply If you're a Senior Network Engineer ready to make a meaningful impact and work with leading network technologies, apply now to join a team shaping the future of Australia's digital infrastructure. If you wish to apply for this position, please submit your resume by clicking the 'Apply Now' button. At Clicks we embrace diversity, inclusion and equal opportunity. First Nations people are encouraged to apply. We provide reasonable adjustments, including alternate formats to the recruitment process for individuals with disability. If you require an adjustment to be made during the recruitment process, please call 1300 254 257 or email adjustments@clicks.com.au