Domain Architect

Optus is an Australian telecommunications company, delivering more than 11 million services to our customers every day across mobile, broadband, and digital solutions. We are looking for a Domain Architect to join our Cloud & Infrastructure Engineering team and lead the design and delivery of scalable, secure, and future‑ready network solutions across the Cloud domain. Reporting to the Associate Director of Cloud & Infrastructure Engineering, you will collaborate with cross‑functional teams to align network architecture with strategic objectives, ensure governance, and manage operational and risk frameworks. This role combines technical depth with leadership and strategic vision. You will guide and mentor platform and service owners, translate business strategies into practical solutions, and drive major projects to completion. Leveraging expertise in mobile data networks and cloud technologies, you will shape innovative architectures that optimize performance, support growth, and enable Optus to achieve its goals. What you’ll be doing Develop and align long‑term network strategies within the Cloud domain to support organizational goals and growth plans. Define and enforce network policies, standards, and procedures ensuring compliance with industry regulations and best practices. Lead and mentor platform owners, provide architectural guidance, and ensure timely delivery of major projects and deployments. Design, implement, and maintain scalable, high‑performance network infrastructures; deliver best‑of‑breed solutions for new products. Communicate technical concepts clearly to management and customers, present plans, progress reports, and proposals effectively. Contribute to security strategy workshops, oversee implementation of security measures, and develop risk mitigation strategies. Collaborate with vendors to evaluate emerging technologies, enhance networking capabilities, and select optimal equipment and services. What makes you perfect for the role? Degree in IT, Telecommunications Engineering, or related discipline (or equivalent). 10+ years’ experience with comprehensive knowledge of mobile data networks, telecom networking, carrier‑grade systems, and Cloud technologies with at least 7 years working with Cloud platforms, technologies, and protocols. Skilled in translating strategic plans into practical solutions, leading multi‑disciplined teams, and driving change initiatives. Strong ability to resolve complex technology/business issues, optimize network performance, and implement innovative engineering solutions. Hands‑on experience in carrier design requirements, fixed/mobile network product development, FMC implementation, and new technology introduction. Self‑driven in upskilling across multiple disciplines and staying ahead of emerging technologies and market trends. Optus is a place where we let you do you. We offer a range of benefits including: Competitive remuneration and employee discounts. Make life easier (and more affordable) with $80 monthly credit and 25% off Optus products and unique shopping discounts with our retail partners. Flexible working arrangements with opportunities to work three days in the office, two days remote or home. Vibrant and collaborative office campus that includes cafes, convenience store, chill out zones, GP, post office, gym and on‑site childcare centre. Competitive leave policies, including additional 'Connected' days to focus on culture, family, health, community, or whatever’s important to you. We support growing families with inclusive, carer‑neutral paid Parental Leave of up to 16 weeks. Direct your own development and build future‑ready skills with Optus U’s industry‑focused micro‑credentials, developed with La Trobe and Macquarie Universities. Build meaningful connections through employee‑led networks and diversity initiatives including Culture Connect, Elevate Women, Disability Network and Express Yourself (LGBTQIA+). Put your wellbeing first with free access to counselling and support services, 24/7 – in‑person, by phone, SMS, or video. 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. We also want to do our best to make our recruitment process inclusive. If you require any adjustments or accessibility support to participate fairly and equitably in the recruitment process, please email or call . We're here to help. When you contact us, please advise your preferred method of contact and we will be in touch within 48 hours. For more information on Diversity, Inclusion & Belonging at Optus, please visit #J-18808-Ljbffr