Senior Technical Specialist - Fixed Voice and IN
Optus is an Australian telecommunications company, delivering more than 11 million services to our customers every day across mobile, broadband and digital solutions.
The Senior Technical Specialist – Platform Owner (Intelligent Networks) is accountable for the end‐to‐end ownership, planning, design, performance, and lifecycle management of Intelligent Network (IN) platforms supporting Fixed Voice services.
The role owns platform health, roadmap, capacity, security and vendor governance, across the IN platforms and acts as the primary technical authority for Intelligent Networks, call routing, intelligent calling services, and platform APIs.
Your day to day will consist of
* Own end‐to‐end accountability for Intelligent Network platforms, including lifecycle management, roadmaps, and decommissioning strategies.
* Lead platform evolution across technologies such as Alcatel IN, Ribbon PSX, CAS, and the Call Routing Engine (CRE), covering routing logic, number analysis, and policy execution.
* Own delivery and evolution of new product capabilities, ensuring platform stability, vendor integration, and roadmap alignment.
* Govern API capabilities end‐to‐end, including design, lifecycle management, and integration with IT, product, provisioning, charging, and analytics systems.
* Ensure platforms meet availability, performance, scalability, resilience, security, and capacity planning requirements.
* Act as the technical authority for intelligent network service logic, call routing, APIs, and platform changes, including upgrades, security updates, and risk remediation.
* Provide technical leadership through stakeholder collaboration, vendor management, incident and problem resolution, financial planning input, and mentoring across the Fixed Voice domain.
What makes you perfect for the role
* Extensive experience as a Platform Lead in Fixed Voice or Intelligent Networks environments;
* Solid understanding of signalling protocols used within Intelligent Networks platforms (SIP, INAP, etc.)
* Strong hands‐on expertise Intelligent Network platforms (Alcatel IN, Ribbon PSX, and TNSI CAS) or equivalent carrier‐grade platforms
* Understanding of call routing engines, number analysis, and routing policy frameworks
* Proven experience designing, operating, and governing service and platform APIs (SOAP, REST, etc), including integration with IT and product systems
* Strong understanding of availability, security, and operational considerations for API‐based services
* Proven experience in platform lifecycle, capacity, risk, and vendor management
* Strong stakeholder communication and influence skills across technical and non‐technical teams
What's in it for you?
* 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.
* 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 AccessibleRecruitment@optus.com.au or call 1800 309 170. We're here to help.
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