Applied R&D Engineer 2 - IVT

Nokia; Chennai District; On-site; INR 900,000 - 1,300,000; Full time

Job summary

Nokia in Chennai, India is seeking an experienced networking test professional to validate Layer 2/3 forwarding, switching, routing and GPON/XGS-PON technologies. You'll design test strategies, execute functional and performance tests, and drive end-to-end customer scenario validation on high-performance telecom equipment.

You will develop automation scripts in Python using Robot Framework and PyTest, analyze defects, and collaborate with SW teams to ensure robust validation across deployment

Qualifications

• Graduate-level or higher in engineering with 4-7 years of test experience on high-performance switching/routing software.
• Strong knowledge of Networking Protocols, GPON/XGSPON, and Remote Management Protocols.
• Hands-on testing experience with routers, gateways, or APs.
• Proficiency in automation scripting (Python preferred).
• Experience with test frameworks (Robot Framework, PyTest, or similar).
• Familiarity with network debugging tools (Wireshark, iPerf, packet capture, log analysis).

Responsibilities

• Contribute to feature testing of Layer 2/3 Forwarding protocols to validate end-to-end service behavior.
• Develop and maintain automation scripts for regression, feature, and performance testing.
• Work with test frameworks to improve test coverage.
• Create test strategies and test plans; verify switching/routing functionalities.
• Collaborate with SW teams to validate customer-specific network use cases.
• Perform functional, performance, stability, and interoperability testing across deployment scenarios.
• Provide detailed defect reports with logs, traces, and reproduction steps.

Skills

Networking test

Test automation

Python

Robot Framework

PyTest

Wireshark

iPerf

Linux

GPON/XGS-PON

Routing & Switching

TCP/IP

Troubleshooting

Tools

Robot Framework

PyTest

Python

iPerf

Wireshark

Packet Capture

Job description

Job Description

Experienced networking test professional with expertise in validating Layer 2/Layer 3 forwarding, switching, routing, and broadband access technologies including GPON/XGS-PON. Strong background in test strategy creation, functional and performance testing, automation development using Python, Robot Framework, and PyTest, and end-to-end customer scenario validation. Skilled in network troubleshooting, protocol analysis, defect root-cause investigation, and interoperability testing using tools such as Wireshark and iPerf. Well-versed in TCP/IP, IPv4/IPv6, DHCP, DNS, NAT, VPN, Multicast, TR-069, and Linux-based debugging environments, with a proven track record of delivering high-quality telecom and networking products.

How You Will Contribute And What You Will Learn

• Contribute to feature testing of Layer 2/3 Forwarding protocols to validate end-to-end service behavior.
• Develop and maintain automation scripts for regression, feature, and performance testing.
• Work with test frameworks (Robot, Python, PyTest) to improve test coverage.
• Create Test Strategies, Test plans and Participate in testing and verification of switching and routing functionalities .
• Collaborate with SW team to ensure thorough validation of customer-specific network use cases.
• Perform functional, performance, stability, and interoperability testing across different deployment scenarios.
• Provide detailed defect reports with logs, traces, and reproduction steps.

Key Skills And Experience

You have:

• Graduate or Master's in engineering with 4-7 years of experience with test and analyzing high-performance switching and routing software.
• Strong Knowledge in Networking Protocol, GPON / XGSPON , Remote Management Protocols
• Hands-on experience in testing routers, gateways, or APs.
• Proficiency in automation scripting (Python preferred).
• Experience with test frameworks (Robot Framework, PyTest, or similar).
• Familiarity with network debugging tools (Wireshark, iPerf, packet capture, log analysis).

It would be nice if you also had

• Understanding of TCP/IP, DHCP, DNS, NAT, VPN,MCAST, IPV6, TR69.
• Experience with Linux/Unix systems for debugging and log analysis.
• Good analytical skills for root cause identification across device and network.
• Strong communication and documentation skills.
• Familiarity with telecom standards and network product lifecycle.