Network Infrastructure Solution Designer

  It starts with YES!  At Optus, we are fuelled by optimism, unwavering customer focus, and a team of amazing people. And that’s where we come in…. “the amazing people” part! We don’t sit back and wait for the future to happen, we are out there crafting our own path through new technology, innovation, and investment. We are truly a challenger brand, with challenger spirit.    As an Infrastructure Solution Designer at Optus, you’ll play a pivotal role in shaping our network and infrastructure solutions, enabling seamless digital and IT operations across the business. This is a dynamic, design-focused role where you’ll collaborate with diverse teams to architect, implement, and optimise resilient network infrastructures that drive performance, scalability, and innovation. You’ll be the go-to expert for network integration, cloud connectivity, and infrastructure enhancement, ensuring our systems meet both current demands and future growth. If you're passionate about designing impactful network solutions and thrive in a fast-paced, collaborative environment, this is the opportunity for you!   The day to day  

• Design and develop network-centric infrastructure solutions to support Optus’ IT and digital platforms. 

• Collaborate closely with cross-functional teams to integrate network and infrastructure designs seamlessly across systems. 

• Assess and implement strategies for improving network reliability, performance, and scalability. 

• Monitor and troubleshoot network and infrastructure issues, ensuring effective and timely resolution. 

• Research emerging technologies, with a focus on network and infrastructure innovation, recommending solutions aligned with business goals. 

• Document network designs, infrastructure configurations, and processes to support knowledge-sharing and maintain compliance standards. 

  Experience required 

• Proven experience in designing scalable, high-performance infrastructure with a strong emphasis on network solutions
• Expert knowledge and proven experience with technologies such as MPLS, MP-BGP, OSPF, Wireless, DNAC/Catalyst Centre and ISE.

• Extensive knowledge of cloud-based networking technologies, including AWS, Azure, or Google Cloud Platform. 

• In-depth understanding of network infrastructure components, storage, and virtualisation. 

• Experience managing and troubleshooting complex network environments in enterprise settings. 

• Proficiency with automation and scripting tools, such as Ansible, Terraform, or PowerShell, to support network operations. 

• Strong problem-solving skills focused on delivering innovative, network-oriented solutions within a collaborative team setting. 

  The good stuff … 

• 3 days in the office, 2 days remote – with flexible hours to suit!   

• Inclusive paid parental leave, up to 14 weeks for the primary care giver   

• All Optus employees have access to resources, webinars and support via the ‘Parents at Work portal’   

• Own your own growth by accessing an extensive online and facilitator led learning catalogue – even earn a MBA micro-credential via OptusU (University)   

• Connect at work through one of our employee-led volunteer groups: Culture Connect, Elevate Women, Disability Network, Express Yourself (LGBTQIA+), United Veterans and Yarn Network   

• Vibrant campus life, variety of facilities including restaurants, cafes, gymnasium, GP, and post office   

• Easy travel options to Sydney Campus: Macquarie University Metro Station (every 6-8 minutes); morning and afternoon!   

At Optus, we have an ambitious goal to be Australia’s most loved everyday brand. Curious about our culture? Go behind the scenes with our people by searching #OptusLife on LinkedIn.    Intrigued but don't tick every box? We are building our AI capabilities and value diverse perspectives. If you're driven to join us on this journey, apply now - your passion matters more than a perfect match.    At Optus, we are strengthened by others and that means valuing diversity and saying ‘yes’ to embracing individual differences. We are committed to ensuring that our application process provides an equal employment opportunity to all job seekers, including individuals from diverse gender, cultural and linguistic backgrounds, individuals with a disability, individuals identifying as being part of the LGBTQIA+ community, individuals who may have served in the armed forces or who identify as Aboriginal and/or Torres Strait Islander. If you require any adjustments or accessibility support to participate fairly and equitably in the recruitment process, please email AccessibleRecruitment@optus.com.au along with your preferred method of contact and we will be in touch.     For more information on Diversity, Inclusion & Belonging at Optus, please visit