Date: 23 Aug 2026
Location: Macquarie Park, Australia
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Company: Singtel Group
Daily, millions of Australians connect, work, stream, and stay in touch via the Optus network. When it operates effortlessly, it’s simple to take it for granted. However, behind that is a team making thousands of decisions every day—decisions that maintain connections for people, businesses, and communities.
Right now, Optus is passionate about getting the fundamentals right - simplifying how we work, lifting standards, and building a more reliable, resilient experience for our customers.
It’s not about superficial change. It’s about how we make decisions, how we work together, and how we deliver.
The Systems Engineer (SE) is responsible for supporting vendor RAN OSS solution deployment as well as further solution customization, configuration, and improvement. The SE will collaborate with Solution Architects, Project or Product Managers, Platform Owners, and other relevant team members to understand the architecture, product roadmap/strategy, and improvement needs for new RAN OSS deployment and improvement.
What You’ll Do
Review and govern vendor solution build to align with Optus architecture if turnkey solution using vendor product.
Engage other teams to work on northbound interface integration and hardware deployment.
Configure and maintain RAN OSS solutions to meet network requirements and performance standards.
Find opportunities to enhance and improve RAN OSS solutions.
Deliver Level 2/3 technical assistance for RAN OSS platforms and resolve complex problems.
Build and maintain technical documentation including design documents, procedures, and guidelines.
What You Bring
Strong understanding of RAN OSS architecture, components, and functionalities.
Hands-on experience with Element Management Systems (EMS) for radio network equipment.
Solid knowledge of telecommunications principles, protocols, and standards.
Proficiency in programming languages (Java, Python) and script languages (Perl, Unix shell).
Knowledge in Docker and Kubernetes, rules engines, messaging bus, relational & graph databases
Ability to review and validate complex technical procedures.
Bachelor’s degree in Telecommunications, Computer Science, Electrical Engineering, or related field.
Minimum 3-5 years of experience in the telecommunications industry.
The good stuff…
Competitive remuneration, plus $80 monthly credit, 25% off Optus products and exclusive shopping discounts with our retail partners — making everyday life a little more affordable.
- Genuine Flexibility - work three days in the office, two days from wherever works best for you.
An office campus that has it all - cafes, chill-out zones, GP, post office, gym, and on-site childcare centre. It’s built for real life.
Great leave policies, including additional 'Connected’ days to focus on culture, family, health, community, or whatever matters most to you.
Inclusive, carer-neutral paid Parental Leave of up to 16 weeks, because family comes first.
Build meaningful connections through colleague-led networks and diversity initiatives including Culture Connect, Elevate Women, Disability Network, and Express Yourself (LGBTQIA+).
Your wellbeing matters, so we offer free counselling and support services, available 24/7 in-person, by phone, SMS, or video.
A free Optus bus from Macquarie University Metro Station (every 6-8 minutes); morning and afternoon. Or, heaps of onsite parking. Plus, end-of-trip facilities with lockers, showers, irons, and hair dryers.
Not every box ticked? Apply anyway. We believe the right approach matters more than a perfect CV. We’ll back you to grow from there!
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
[email protected] or call 1800 309 170.
For more information on Diversity, Inclusion & Belonging at Optus, please visit https://www.optus.com.au/about/inclusion-diversity
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