# Senior Network Engineer (Voice & IPX) at Telstra

Telstra is hiring a Senior Network Engineer (Voice & IPX) in Chennai, India. Level rates it Little AI ●○○○; you can [apply on Telstra](https://jobsbylevel.com/go/97da5d51-c22a-48be-b5d1-cb5e80a98a22?utm_medium=ai-agent).

AI Level 1, AI centrality 38 out of 100. Chennai,Tamil Nadu.

## Details

- Company: [Telstra](https://jobsbylevel.com/companies/telstra)
- AI level: AI Level 1 (score 38 out of 100)
- Location: Chennai,Tamil Nadu
- Posted: November 5, 2026
- Apply: https://jobsbylevel.com/go/97da5d51-c22a-48be-b5d1-cb5e80a98a22?utm_medium=ai-agent
- Free CV review for this job: https://jobsbylevel.com/cv-review?job=senior-network-engineer-voice-ipx-at-telstra-8b76a6

## Description

Employment Type Permanent Closing Date 12 Nov 2026 11:59pm Job Title Senior Network Engineer (Voice & IPX) Job Summary Job Description As a Senior Network Engineer (Voice & IPX) , you’ll help shape the future of Telstra’s international mobility, voice, and interconnect capabilities. This individual contributor role is responsible for ensuring Telstra’s international network delivers a reliable, high-quality experience for interconnect and roaming partners, suppliers, and customers. You’ll contribute to the analysis, architecture, design, development, deployment, and optimisation of network technologies, with a strong focus on interoperability across multiple network domains. You’ll drive technology evolution across Telstra’s International Core Voice, IPX, and Mobility/Roaming platforms, delivering scalable and resilient solutions supporting international voice, mobility and roaming services, signalling platforms, and specialised international network services. Your focus will span the infrastructure, virtualisation, orchestration, application, IP network, and security layers, including: Oracle DSR, Ribbon SBC and PSX, and A2P SMS applications Cisco and Juniper switching and routing Check Point firewalls and network security NFV, cloud-native architectures, orchestration, and automation You’ll provide technical leadership in delivering innovative, next-generation network solutions that improve service quality, operational efficiency, resilience, and Telstra’s position in the global mobility and interconnect landscape. What We Offer Performance-related pay Access to thousands of learning programs so you can level-up Global presence across 22 countries; opportunities to work where we do business. Purchased annual leave scheme Additional Telstra day off Additional 30% off Telstra products and services Toolkit provided (laptop + mobile phone + plan paid for) What You’ll do Design, develop, deploy, and optimise solutions across International Voice, IPX, Mobility, and Roaming networks. Drive network transformation through NFV, cloud adoption, automation, and software-defined networking. Deliver secure, scalable, high-performing interconnect and roaming solutions. Provide specialist expertise across signalling, voice, IPX, roaming, and interconnect, ensuring integration with adjacent network technologies. Support Cisco and Juniper switching and routing infrastructure across the International Voice and IPX networks. Manage Check Point firewalls and network security controls, ensuring compliance with Telstra security policies and standards. Manage deployment, configuration, and lifecycle of Oracle DSR, Ribbon SBC and PSX, and A2P SMS platforms. Manage and support the infrastructure, virtualisation, and orchestration layers hosting International platforms and applications. Collaborate with internal stakeholders, international partners, customers, and vendors to deliver strategic network capabilities. Lead troubleshooting and resolution of complex network issues to maintain service availability and customer experience. Manage hardware and software currency, security patching, resiliency assessments, and sustainability requirements. Produce and review High Level Designs, test plans, and Methods of Procedure, and execute changes under Telstra change governance. Contribute to network strategy, technology roadmaps, architecture standards, and continuous improvement. Your Technical Expertise You’ll bring strong knowledge and experience across: Voice & IPX: Softswitches, Ribbon SBC, Ribbon PSX, Media Gateways, Oracle DSR, Oracle/Tekelec EAGLE STP, DNS/ENUM, A2P SMS Protocols: VoIP, SIP, TDM, IPX, Diameter, SS7/SIGTRAN, LTE, 3G/4G/5G, VoLTE/IMS IP & Security: Cisco and Juniper switching/routing, IP/MPLS, VLAN/VRF, BGP/OSPF, Check Point firewalls, network segmentation, signalling and interconnect security Virtualisation & Orchestration: Red Hat Virtualisation, NFV/VNF/CNF, cloud-native platforms, orchestration and automation tooling Network

The description is cut here. Read the full offer: https://jobsbylevel.com/jobs/senior-network-engineer-voice-ipx-at-telstra-8b76a6

Source: https://jobsbylevel.com/jobs/senior-network-engineer-voice-ipx-at-telstra-8b76a6

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