QA Engineer - Networking L2/L3 Testing | 4 - 8 yrs

Cisco
Bengaluru
Workplace: HybridFull timeFunction: QA, Test & Release EngineeringExperience: 4-8 yearsEducation: bachelorsSkills: ["Technical depth","Automation-first engineering","Continuous learning","Collaborative problem-solving","Cross-functional collaboration"]

Own end-to-end quality validation for IOS XR routing and Broadband Network Gateway capabilities. Design comprehensive test strategies and develop automation to validate complex subscriber and routing scenarios across Layer 2/3, resiliency, scale, performance, and high availability. Troubleshoot using logs, traces, captures, telemetry, and RADIUS transactions, and recommend release readiness. Mentor junior engineers and improve test frameworks using Python and CI/CD-integrated automation, including AI-assisted tools.

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FursaFursa
Cisco
Cisco
14 hours ago

QA Engineer - Networking L2/L3 Testing | 4 - 8 yrs

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 14 hours agoStatus: Live

Job Summary

Own end-to-end quality validation for IOS XR routing and Broadband Network Gateway capabilities. Design comprehensive test strategies and develop automation to validate complex subscriber and routing scenarios across Layer 2/3, resiliency, scale, performance, and high availability. Troubleshoot using logs, traces, captures, telemetry, and RADIUS transactions, and recommend release readiness. Mentor junior engineers and improve test frameworks using Python and CI/CD-integrated automation, including AI-assisted tools.
Location: Bengaluru
Workplace: Hybrid
Employment Type: Full time
Job Function: QA, Test & Release Engineering
Seniority: Mid level

Key Responsibilities

  • •Design and implement functional, system, regression, scale, performance, interoperability, resiliency, and high-availability tests for IOS XR routing and BNG features.
  • •Validate BNG subscriber technologies and session lifecycle, including IPoE, PPP, PPPoE, DHCPv4/DHCPv6, DHCP relay, Prefix Delegation, RADIUS, AAA, accounting, and subscriber policies.
  • •Test Layer 2 and Layer 3 technologies such as Ethernet, VLAN, QinQ, LACP, IPv4/IPv6, BGP, OSPF, IS-IS, MPLS, Segment Routing, L2VPN, L3VPN, EVPN, ECMP, and related high-availability mechanisms.
  • •Develop reusable, scalable test automation using Python and frameworks like pyATS/Genie, integrating tests into CI/CD and supporting code reviews and regression testing.
  • •Troubleshoot system-level failures using IOS XR logs, protocol traces, packet captures, telemetry, RADIUS transactions, crash information, and system-resource data; provide data-driven release recommendations.

Key Requirements

  • •Bachelor’s or master’s degree in Computer Science, Electrical Engineering, Computer Engineering, Telecommunications, or related technical field.
  • •4–8 years of experience in software engineering, network product testing, test automation, or quality engineering.
  • •Strong knowledge of BNG architecture and subscriber-management technologies (PPP/PPPoE, DHCP, RADIUS, AAA, accounting, subscriber session management).
  • •Comprehensive Layer 2/Layer 3 networking knowledge (TCP/IP, Ethernet, VLANs, IPv4/IPv6, BGP, OSPF, IS-IS, MPLS) and experience configuring/troubleshooting Cisco IOS XR (or similar).
  • •Advanced Python skills for test automation and troubleshooting, plus experience with system/regression/scale/performance/resiliency test scenarios; strong Linux/Unix and CI/CD knowledge.
Experience:4-8 yearsNetwork product testingTest automationQuality engineeringCarrier-grade networking
Education:Bachelor's in Computer Science, Electrical Engineering, Computer Engineering, Telecommunications, or a related technical field
Skills:Technical depthAutomation-first engineeringContinuous learningCollaborative problem-solvingCross-functional collaboration
Certifications:CCNP Service ProviderCCIE Service ProviderDevNet Professional
Tech Stack:PythonPyATSGenieLinuxDockerKubernetesVMwareOpenStackYANGNETCONFRESTCONFGNMIGRPCOpenConfigGitCI/CDGitHub CopilotIOS XRRADIUSAAA

Company Brief

Cisco
Global technology company that designs, manufactures, and sells networking hardware, telecommunications equipment, and high-technology services and products for enterprises, service providers, and governments worldwide.
Industry: Networking Equipment
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: San Jose, United States
Founded: 1984
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