Transmission Core Technical Specialist, Dwdm

At Optus, we don't sit back and let the future happen to us - we're out there making it.
By expanding into new technology and relentlessly improving every day, we're creating a better tomorrow for all Australians.
We believe in the strength of a vibrant, diverse and inclusive workforce where backgrounds, perspectives and life experiences of our people help us innovate and create strong connections with our customers.
The Transmission Core Technical Specialist, DWDM plays a critical role in ensuring the high performance, availability, and reliability of the Optus Network by performing key operational processes and providing technical governance across change, problem, and incident management.
The role is essential to maintaining an outstanding customer experience and includes oversight of service assurance activities delivered by suppliers.
Operating within a Tier 2 Network Operations team, the specialist provides 24x7 support on a rotating roster based in Network Operations Centre in Macquarie Park.
In addition to resolving complex technical issues and mentoring less experienced team members, the role requires strong collaboration with managed service providers, equipment vendors, and internal engineering teams to support the implementation of network strategies, solution onboarding, and ongoing operational improvements.
Location: % on site at Macquarie Park, Sydney
Work Pattern: Rotating shift roster, including morning, afternoon and night The day to day Rapidly resolve complex faults escalated beyond the Managed Service to minimise customer impact and manage critical incident escalations from Service Assurance Managers.
Lead Problem Management activities including root cause analysis, corrective action implementation, and coordination with suppliers and vendors to address recurring network issues.
Protect revenue and improve customer experience by reducing fault rates and improving the reliability of the Transport network.
Contribute to network expansion, upgrades, and introduction of new technologies/products by advising on design improvements and providing approvals aligned with service quality standards.
Guide business partners on Optus architecture and ensure supportability of new solutions, participating as a Subject Matter Expert in Change Advisory Board (CAB) reviews.
Analyse network performance data, support automation initiatives, and drive service improvements through alarm tuning, event correlation, and input to tools strategy.
Manage technical training, security access certification, and collaborate on continuous improvement initiatives with Engineering, Vendors, and Managed Service Suppliers.
Why you are our next Tech Spec Relevant professional qualifications in Engineering, Telecommunications, or a related Science field.
Extensive hands-on experience in maintaining and troubleshooting multi-vendor Long-Haul and Metro DWDM networks (Nokia, Infinera, Huawei) in a Tier1 or Tier2 environment
Solid understanding of DWDM technologies including ROADM, TOADM, Optical Amplifiers
Demonstrable experience supporting multi-vendor technologies in high-paced operational settings, including incident resolution and escalation.
Excellent problem-solving and communication skills, with the ability to collaborate effectively across technical teams and non-technical business partners.
What's in it for you?
Supportive team and office environment, with vibrant campus life, variety of facilities including restaurants, cafes, gymnasium, GP, and post office.
Free Optus bus from Macquarie University Metro Station (every 6-8 minutes); morning and afternoon, or paid secure parking facilities available
Inclusive carer neutral paid Parental Leave of up to 16 weeks
Competitive leave including 2 'Connected Leave' days
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.
Connect at work through our employee-led volunteer groups: Culture Connect, Elevate Women, Disability Network, Express Yourself (LGBTQIA+), United Veterans, Yarn Network, Wellbeing Network and Young Professionals.
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