As a Test Lead, you will drive test strategy, automation, performance validation, and end-to-end quality assurance for carrier-grade solutions. You will collaborate with cross-functional teams, troubleshoot complex issues, and ensure scalable, reliable, and high-performing telecom products that power next-generation communication services.
ResponsibilitiesWriting, Reviewing and executing test plans, test cases, and automated test suites.
Working with cross-functional teams, including Architects, product managers, and QA Testers.
Conducting functional, performance, regression, and user acceptance testing.
Identifying, raising issues in tools like JIRA, and tracking defects through to resolution.
Analyzing test results and reporting findings to stakeholders.
Identifying and reporting performance bottlenecks in applications.
Assisting in quality assurance processes and best testing practices.
Ensuring scalability, security, and performance of applications.
Keeping up to date with emerging technologies, industry trends and implementing best practices in testing.
Must-Have Skills
- Graduate or equivalent degree with 8+years of experience in Core Telecom IMS Domain with deep understanding of 2G/3G/4G/5G, IMS, VoIP/VoWiFi Core Network architectures, call flows, and protocols.
- Proven experience in telecom software product testing, including test planning, test execution, automation, defect management, and performance testing.
- Hands-on experience with telecom protocols such as Diameter, SIP, HTTP2, SOAP/XML/JSON, and troubleshooting using Wireshark/tcpdump.
- Strong Linux (RHEL/Rocky Linux) knowledge with application-level debugging, database troubleshooting (MySQL/Redis), and automation skills.
Good-to-Have Skills
- Experience with Location Services (LCS), including positioning methods such as CID/ECID, TDOA, and AGNSS.
- Knowledge of 3GPP standards (E-UTRAN, NG-RAN, IMS) and OMA specifications related to telecom services.
- Exposure to Cloud-Native, Kubernetes, OpenStack, Red Hat OpenShift, Docker/Podman, Helm, and virtualized environments.
- Experience with traffic simulators, Robot Framework, JMeter, SIPp, mTLS/TLS, and CI/CD tools such as Git/Gerrit and JIRA.
Nokia is a global leader in connectivity for the AI era. With expertise across fixed, mobile and transport networks, powered by the innovation of Nokia Bell Labs, we’re advancing connectivity to secure a brighter world.
Our recruitment process
We act inclusively and respect the uniqueness of people. Our employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law. We are committed to a culture of inclusion built upon our core value of respect.
If you’re interested in this role but don’t meet every listed requirement, we still encourage you to apply. Unique backgrounds, perspectives, and experiences enrich our teams, and you may be just the right candidate for this or another opportunity.
The length of the recruitment process may vary depending on the specific role's requirements. We strive to ensure a smooth and inclusive experience for all candidates. Discover more about the recruitment process at Nokia.
Nokia Chennai, Tamil Nadu, IND Office
Chennai, India

