Senior Software Quality Assurance Engineer - Performance and Scalability

Extreme Networks India Private Limited; Chennai; On-site; INR 1,400,000 - 2,800,000; Full time

Job summary

Extreme Networks India Private Limited seeks a Staff Software QA Engineer to join Chennai-based teams. You will design and execute end-to-end testing for cloud-based networking applications, focusing on automated test strategies, API and UI validation, and performance/scale testing.

The role requires 8–12 years of experience, strong programming in Java/Python, Kubernetes and Docker, plus expertise in tools like Selenium or Playwright and JMeter.

Qualifications

• Bachelor's degree in Computer Science or related technical field.
• 8–12 years of experience in Network Management/Orchestration domain.
• Strong debugging skills in a Microservices oriented architecture.
• Hands-on cloud technologies, Docker and Kubernetes.
• Experience with Performance Testing using JMeter, Locust, etc.
• API Testing with mocks and automation, and Selenium/Robot framework for UI tests.

Responsibilities

• Plan, develop, execute and automate test suites for cloud-based networking applications and services.
• Perform functional, integration, performance and scale/load validations.
• Collaborate with Product Owners, Development, CloudOps and other teams.
• Review customer deployments and issues, address gaps in test coverage.
• Automate features end-to-end—API and GUI; review automation code.

Skills

Cloud testing

Java

Python

ROBOT

Perl

Go

TCL/TK

Selenium

Playwright

Docker

Kubernetes

JMeter

Locust

SQL

NoSQL

Grafana

Prometheus

Wireshark

Linux/Unix

Education

Bachelor's degree in Computer Science

Tools

Docker

Kubernetes

Selenium

Playwright

JMeter

Locust

Grafana

Prometheus

Wireshark

Job description

Staff SW QA Engineer - 10421 Over 50,000 customers globally trust our end-to‑end, cloud-driven networking solutions. They rely on our top-rated services and support to accelerate their digital transformation efforts and deliver unprecedented progress. With double-digit growth year over year, no provider is better positioned to deliver scalable outcomes than Extreme. Inclusion is one of our core values and in our DNA. We are committed to fostering an inclusive workplace that embraces our differences and creates an atmosphere where all our employees thrive because of their differences, not in spite of them. Become part of Something big with Extreme! As a global networking leader, learn why there’s no better time to join the Extreme team.

Position: Software QA Engineer

Experience: 8 to 12 years

Location: Chennai

• Experience in testing cloud-based applications.
• Experience with cloud environments such as AWS, Google Cloud or Azure.
• Experience and understanding of Kubernetes, Docker and Clustering solutions.
• Experience in creating end-to‑end test strategy and test planning.
• Plan, Develop, Execute and Automate Test suites for our Cloud based Networking applications and Services
• Perform functional, integration, performance and scale, load validations
• Work closely with Product Owners, Development, CloudOps and other teams on the above
• Review customer deployments and customer found issues and address any gaps in the test coverage
• Automation of features from an end-to‑end perspective - API and GUI.
• Review automation code written by other team members, give feedback.
• API Testing (Functional, Security aspects and Scale/Performance) (REST preferred)
• Hands‑on programming using Java, Python, ROBOT, Perl, Go or TCL/TK.
• Experience in testing wired Networking protocols like VLAN, IP, STP, TCP, UDP, VRRP, OSPF, BGP, MPLS, IS‑IS, SPBM etc.
• Experience in testing Enterprise Wireless and Wired networks.
• Experience in security concepts and protocols such as AAA framework, 802.1X, Captive portal, VPN, Firewalls, SSL etc.
• UI test automation experience using selenium or playwright.
• Knowledge of Virtualization and Hypervisor (ESX, Hyper‑V).
• Experience using network testing tools like Wireshark, Ethereal or Jmeter.
• Proficiency in Linux/Unix OS.
• Experience or exposure to AI, Machine Learning and related tools.
• Good Analytical and Communication Skills

Expected Skill Sets/Requirements:

• Bachelor's degree in Computer Science or a related technical field.
• 3 to 12 years of Experience in Network Management/Orchestration domain
• Good debugging skills in a Microservices oriented architecture based product
• A detailed understanding of cloud technologies ,containerization tools such as Docker and Kubernetes
• Hands on experience with Performance Testing - Experience with Performance Testing & Monitoring using tools such as Jmeter, Locust etc.,
• Expert in API Testing: API Contract Testing using Mocks, API Automation etc.,. Knowledge on relevant widely used Tools for the same.
• UI Automation using Selenium, Robot framework and Python
• Applied experience with version control systems such as Git, Github
• Comfortable with SQL/NoSQL/In‑memory databases such as PostgreSQL/Redis/Ignite
• Knowledge on monitoring tools like Grafana, Prometheus

Experience Level Senior Level

Extreme Networks, Inc. ( EXTR ) creates effortless networking experiences that enable all of us to advance. We push the boundaries of technology leveraging the powers of machine learning, artificial intelligence, analytics, and automation. Over 50,000 customers globally trust our end-to‑end, cloud-driven networking solutions and rely on our top‑rated services and support to accelerate their digital transformation efforts and deliver progress like never before. For more information, visit Extreme's website or follow us on Twitter, LinkedIn, and Facebook. We encourage people from underrepresented groups to apply. Come Advance with us! In keeping with our values, no employee or applicant will face discrimination/harassment based on: race, color, ancestry, national origin, religion, age, gender, marital domestic partner status, sexual orientation, gender identity, disability status, or veteran status. Above and beyond discrimination/harassment based on “protected categories,” Extreme Networks also strives to prevent other, subtler forms of inappropriate behavior (e.g., stereotyping) from ever gaining a foothold in our organization. Whether blatant or hidden, barriers to success have no place at Extreme Networks.