Director, Internet Networks Engineering

Date: 17 Oct 2025

Location: Sydney, Australia

Company: Singtel Group

Optus is an Australian telecommunications company, delivering more than 11 million services to our customers every day across mobile, broadband and digital solutions.

The Director, Internet Networks Engineering is a key strategic and technical leader, accountable for the design, deployment, and lifecycle management of Optus' Internet-facing infrastructure—including Internet Core, peering, transit, DDoS, edge routing, DNS, and CDN platforms. With the majority of Optus traffic reliant on these capabilities, the role is essential in ensuring flawless global connectivity, optimal routing, security, and high-performance access across broadband, mobile, and enterprise services. Managing a team of engineers and specialists, this role drives Internet strategy, develops peering and routing policies, and ensures engineering plans deliver against customer experience and business objectives, while aligning investments to long-term strategic priorities.

Your day in the life of Director, Internet Networks Engineering at Optus

• Set and implement strategy for Internet infrastructure (peering, transit, DNS, edge routing), driving network transformation, capacity growth, resiliency, and cost optimisation.
• Lead network transformation initiatives including IP modernization, DNS resilience, DDoS refresh
• Coordinate engineering plans and operations to ensure Internet-facing platforms deliver high performance, reliability, security, and seamless integration across broadband, enterprise, and mobile.

• Lead routing and peering strategy, including policy development, DNS architecture, automation, and observability to improve efficiency and fault resolution.

• Accountable for the performance, reliability, and security of Internet-facing platforms, ensuring continuous improvement in service quality.

• Lead people and partners, mentoring Internet engineers, driving capability uplift, and managing vendor and peering partner relationships to align with technical and commercial objectives.

• Ensure compliance and innovation, meeting regulatory and security requirements while evaluating emerging technologies, promoting sustainability, and simplifying platform operations.

Your skills to pay the bills

• Relevant professional qualifications in Computer Science, Electrical Engineering, or related field.
• Extensive hands-on experience in IP network engineering, including 5+ years in senior leadership, with a proven track record delivering sophisticated, multi-stream engineering projects.
• High level of technical expertise in advanced BGP routing, scalable DNS design, peering and transit strategies, Internet security (RPKI, DNSSEC, DDoS), observability tools, and experience with SRv6, automation frameworks (Netconf/YANG, Ansible), and cloud-native networking.
• Strong business awareness with experience drafting TCO models, business plans, and investment cases, balancing technical priorities with commercial outcomes.
• Skilled in building and mentoring high-performing teams, stakeholder management, and influencing across matrix environments.
• Outstanding communication, executive reporting, customer focus, problem-solving, and ability to operate under pressure while ensuring compliance with regulatory and industry standards.

Perks we love at Optus

• 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.
• Free Optus bus from Macquarie University Metro Station (every 6-8 minutes); morning and afternoon.

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