Manager - Customer Interaction Suite

About The Company
Tata Communications Redefines Connectivity with Innovation and IntelligenceDriving the next level of intelligence powered by Cloud, Mobility, Internet of Things, Collaboration, Security, Media services and Network services, we at Tata Communications are envisaging a New World of Communications

Telecom QA Engineer (Senior / Lead – ~10 Years' Experience)

Role Overview
As a seasoned Telecom QA Engineer, you'll design, execute, and manage comprehensive QA strategies for telecom products and network systems. You'll combine manual and automation testing, oversee escalation resolution, mentor junior staff, and help steer quality processes across the SDLC, with a strong emphasis on telecom protocols, network performance, and continuous delivery environments.

Responsibilities
Define and implement robust test strategies, including functional, integration, regression, performance, and security testing.

Build, maintain, and execute automated test suites (e.g., API, UI, telephony-related). Tools: JMeter, Python, Selenium/TestNG, REST‑Assured, Robot Framework, Postman, Playwright.

Validate telecom protocol flows (e.g. SMPP, SIP, IMS, SS7/Sigtran, LTE, WebRTC) using packet capture tools like Wireshark.

Execute load/performance/stress testing using traffic generators and performance tools; analyze results and drive quality improvements.

Lead root-cause analysis and defect management, including post-mortem and field issue resolution, collaborating with operations, engineering, support teams, and customers.

Produce and present quality metrics and reports to stakeholders, with ownership of quality gates and defect leakage strategy.

Mentor and guide junior QA engineers, promote QA best practices, and drive continuous test improvement.

Help define and maintain QA processes in Agile/DevOps environments, integrating QA into CI/CD pipelines. Tools: Jenkins, Git, Docker/Kubernetes.

Adoption of the Agile methodology for software testing and delivery in coordination with Development and other cross functional teams.

Adoption of CI/CD pipeline for Release deployment and delivery via Github/Jenkins and other available Applications.

Qualifications & Experience
Bachelor's or Master's degree in Telecom / Electronics / Computer Science / Engineering or related field.

~8–12 years of experience in QA within telecom, network systems, or related infrastructure environments

Strong domain knowledge: SIP, SS7, Diameter, IMS, LTE, VoIP, VoLTE, WebRTC, telephony and signaling protocols.

Comprehensive testing background across manual, automation, performance, and security testing.

Proficient in scripting and automation frameworks: Java, Python, Ruby, shell scripting. Familiarity with Selenium, JMeter, Spectra, SIP, Postman, Karate, Playwright, Robot Framework.

Experience with test tools: Wireshark, network analyzers, traffic generators, vulnerability scanners (e.g. Nessus, Rapid7).

Skilled with QA/test management tools: Jira, TestRail, ALM, Zephyr, Xray.

Familiar with CI/CD tools, containerization tech (Docker/K8s), and cloud testing environments.

Deep understanding of SDLC/STLC, Agile (Scrum/SAFe), DevOps culture, and quality engineering practices.

Strong analytical, communication, and leadership abilities. Excellent documentation and stakeholder engagement skills.

Bonus / Desirable

Certifications in ISTQB, telecom-specific standards, or quality frameworks.

Exposure to optical networking technology: ROADM, DWDM, OTDR, coherent optics.

Experience in cloud-native deployments, VNFs, container orchestration (Kubernetes), Ansible automation.

Knowledge of AI/ML testing, security penetration testing, or use of AI-powered testing tools.

Why Join the Team?

Opportunity to spearhead QA practices across complex telecom systems and evolving network technologies.

Mentor and influence junior engineers and elevate QA maturity across the organization.

Work in a dynamic Agile/DevOps environment, shaping test automation strategies and quality culture.

Summary Table

Area

Expected experience ~10 Years

QA Scope

End‑to‑end coverage: Functional, Automation, Regression, Performance and Security

Domain Expertise

Telecom protocols, network infrastructure, Signalling systems

Automation Skills

Framework design, scripting, CI/CD integration

Leadership

Mentorship, quality process ownership, stakeholder communication

Technical Tools

JIRA & TestRail, Wireshark, JMeter, Python, Jenkins, Docker/K8s.