Cambium Networks

2 days ago

Bengaluru, Karnataka, India Cambium Networks Private Limited Full time ₹ 12,00,000 - ₹ 36,00,000 per year

Description :

We are seeking a Senior/Lead QA Engineer with in-depth expertise in Layer 2 and Layer 3 switching technologies to lead the validation of enterprise and carrier-grade networking products.

This role requires a blend of technical depth and strategic thinking.

The candidate will own the QA strategy, guide a team of engineers, collaborate with cross-functional stakeholders, and ensure world-class quality and reliability of switching solutions.

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 :

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.

- Bachelors or Masters 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.

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