TEST MODULE LEAD - LEAD
Happiest Minds Technologies • Bengaluru, Karnataka, India
Role & seniority
- Network Test Engineer, 5–8 years experience (senior level)
Stack/tools
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Python (mandatory), PyATS, Pytest (Robot Framework optional)
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Linux OS, Docker
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Test hardware/software: IXIA/Trex for traffic testing
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Cisco OS variants: NX-OS, IOS, XR, XE; merchant ASICs
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Networking: L2/L3 protocols, VLAN, LACP, vPC, STP, VXLAN, MacSec, OSPF, BGP EVPN, MPLS, PBB, QoS, DHCP, ACLs
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Validation across core/edge routers, data center switches, containerized networks
Top 3 responsibilities
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Design and execute end-to-end test plans and automation for L2/L3 features
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Develop/enhance Python-based automation frameworks; integrate with PyATS/Pytest
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Validate protocols/features across layers and perform system-level, regression, performance, and stress testing
Must-have skills
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5–8 years network testing/automation experience
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Hands-on Python programming (mandatory)
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Proficient with Pytest and Robot Framework; strong scripting on Linux
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Deep experience with L2/L3 protocols and high-speed interfaces (10/25/40/100 Gbps)
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Familiarity with Cisco OS platforms and merchant silicon; traffic validation (IXIA/Trex)
Nice-to-haves
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Experience with containerized networks (Docker)
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Experience with test frameworks development and agile ceremonies
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Knowledge of data center routing/switching, virtualization, and performance benchmarks
Location & work type
Location: not specified
Work type: not specified
Full Description
Role Summary We are looking for experienced Network Test Engineers with strong Python coding ability to join our dynamic team responsible for validating high-performance, enterprise-grade networking features. The ideal candidates will have strong domain knowledge in L2/L3 protocols, multicast routing, automation with Python, and test framework development. Engineers will be involved in validating features across routing, switching, virtualization, and performance scenarios in both traditional networking stacks and containerized environments. Key Responsibilities Design and execute comprehensive test plans and automation scripts for L2/L3 networking features from scratch Develop and enhance test automation frameworks using Python, integrating with tools such as PyATS, Pytest (hands-on coding is mandatory) Validate protocols and features across L2 and L3 protocols (Mandatory) Perform validation across different layers of a Core / Edge router and Data Center switch Execute system-level, regression, performance, and stress testing for high-throughput networking platforms. Worked on Cisco NxOS, IOS, XR, XE or equivalent NOS Ability to validate merchant ASIC-based switches, or platforms like Exablaze 3550. Validate containerized network solutions using Docker and Linux OS Collaborate with developers, support, and system architects to debug and resolve complex networking issues Participate in agile ceremonies, daily scrums, and sprint reviews for feature testing and delivery
Skills and Qualifications
- 5-8 years of experience in network testing and automation.
- Strong hands-on experience in Python programming (Mandatory)
Proficiency in test automation tools and frameworks: Pytest, Robot Framework.
Solid understanding and testing experience with
Layer 2: VLAN, LACP, vPC, Spanning Tree (STP), VXLAN, MacSec
Layer 3: OSPF, BGP EVPN, Layer-3 virtualization MPLS, Transport bridging, PBB
Others: DHCP, ACLs, QoS Working knowledge of Linux OS and scripting. Experience in validating high-speed Ethernet interfaces (10/25/40/100 Gbps). Familiarity with Cisco OS platforms (NX-OS, IOS, etc) and merchant silicon (ASICs) Proven experience on Traffic testing and Validation (using IXIA, Trex) is mandatory
