QA Engineer-L2/L3 Networking

Scope of Responsibilities & Position Expectations

Senior/Lead QA Engineer

Key Responsibilities

• Define QA strategy, scope, and processes for

  Layer 2/Layer 3 switching

  features.
• Lead a team of QA engineers in

  test planning, execution, automation, and defect tracking

  .
• Mentor junior engineers and provide technical guidance in debugging and protocol analysis.
• Validate advanced

  Layer 2 features

  : VLANs (802.1Q/802.1ad), STP/RSTP/MSTP, LLDP, LACP, IGMP snooping, storm control, QoS.
• Validate advanced

  Layer 3 features

  : IPv4/IPv6 forwarding, routing protocols (OSPF, BGP, RIP, IS-IS), VRRP, ECMP, multicast (IGMP, PIM). Drive

  scalability, convergence, high availability, and failover testing

  under stress conditions.
• Utilize industry-standard traffic generators (Ixia, Spirent) and packet analyzers (Wireshark, tcpdump) for benchmarking and troubleshooting.
• Collaborate with chipset vendors, product management, and development teams to resolve complex issues and optimize features.
• Provide detailed

  test reports, release readiness assessments, and risk analysis

  to stakeholders.
• Champion

  continuous improvement

  in QA methodologies, tools, and infrastructure.
• Own

  automation development

  (Python, Pytest) and integrate with CI/CD pipelines (Jenkin).

Required Skills & Experience

• 5+ years of experience in networking QA.
• Strong understanding of

  Ethernet switching and IP routing protocols (L2/L3).

• Proven expertise in traffic generation and analysis tools (Ixia, Spirent, , Wireshark).
• Strong hands-on experience in network automation (Python / Pytest).
• Familiarity with Linux networking stack, FRRouting/Quagga, and virtualization labs (EVE-NG/GNS3).
• Experience in large-scale test planning, regression automation, and release validation.
• Excellent debugging skills across data plane, control plane, and management plane.
• Bachelor’s or Master’s degree in Computer Science, Electronics, or related field.

Preferred Qualifications

• Experience in

  cloud-managed networks

  .
• Exposure to

  Netconf/REST APIs, SNMP, and telemetry frameworks

  .
• Certifications:

  CCNP/CCIE, JNCIP/JNCIE, or equivalent advanced networking certs

  .
• Prior experience in

  leading QA strategy for enterprise/campus/carrier switching

  .

Soft Skills

• Strong leadership and mentoring ability.
• Excellent communication and stakeholder management.
• Proactive in identifying risks and driving closure across teams.
• Passion for quality, reliability, and customer-focused testing.