Network Test Engineer Senior Specialist

Overview

Senior Network Test Engineer role combining telecom core network expertise (Mobile Core, IMS Core, VoLTE, 5G Core SBA) with Python-based automation, REST API integration and CI/CD practices across product and platform networks.

What you'll do

• Work across Mobile Core and IMS Core network environments.
• Contribute to network architecture across product and platform networks.
• Work with VoLTE and 5G Core Service-Based Architecture (SBA).
• Develop and maintain network automation using Python and Robot Framework.
• Build and work with REST APIs to support automation and integration.
• Drive automation through CI/CD practices.
• Support deployment and configuration within cloud-based network environments.
• Apply telecom protocol knowledge across network integration, troubleshooting and solution delivery.
• Work with modern network technologies including network slicing, edge computing and orchestration.
• Support virtualised/containerised network environments where required.

What you'll need

• Strong hands-on experience with Mobile Core Networks.
• Strong knowledge of IMS Core.
• Experience with network architecture, particularly product and platform networks.
• Strong understanding of VoLTE.
• Hands-on knowledge of 5G Core Service-Based Architecture.
• Strong programming/scripting experience with Python.
• Experience with Robot Framework.
• Experience working with REST APIs.
• Strong expertise in automation and CI/CD.
• Strong analytical and problem-solving capability within complex telecom network environments.
• Ability to combine traditional telecom core expertise with modern automation practices.
• Comfortable working across network architecture, automation and cloud/virtualised environments.
• Ability to troubleshoot complex network and integration issues.
• Strong collaboration and communication skills when working across technical and engineering teams.

Nice to have

• Strong understanding of telecom and networking protocols including SIP, Diameter, TCP/IP, GTP and HTTP/HTTP2.
• Knowledge of network slicing, edge computing and orchestration.
• Experience with cloud deployment and configuration.
• Experience with Red Hat OpenStack.
• Experience with Kubernetes deployment.

Details

• Employment type: Permanent.
• Closing date: 31 Oct 2026, 11:59pm.
• Location: Bengaluru, Karnataka.
• Telstra works flexibly; flexibility arrangements are discussed with the candidate.