Senior Test Engineer

JOB Title: Network Protocols & Automation Test Engineer

Experience-5-8 years

Location-Bangalore

Notice Period-Immediate to 30 days

Job Description

We are looking for a skilled Network Protocols & Automation Test Engineer with strong expertise in Layer 2 and Layer 3 protocols and hands-on experience in automation-based network testing. The role involves validating, testing, and automating complex networking features across routing, switching, and MPLS-based networks.

Key Responsibilities

• Design, develop, and execute test plans and test cases for L2/L3 networking protocols
• Perform functional, regression, scale, and performance testing of network protocols
• Develop and maintain test automation frameworks for protocol validation
• Validate routing protocols including OSPF, IS-IS, and BGP in complex topologies
• Test MPLS features such as LDP, RSVP-TE, MPLS VPNs (L2/L3), and traffic engineering
• Analyze packet captures and protocol behavior using tools like Wireshark / tcpdump
• Debug protocol issues and work closely with development teams to isolate root causes
• Execute interoperability testing with third-party network devices
• Create detailed test reports, defect reports, and documentation
• Participate in architecture reviews and contribute to test strategy improvements

Required Skills & Qualifications

Networking & Protocols

• Strong understanding of Layer 2 protocols (VLAN, STP/RSTP/MSTP, LACP, ARP)
• Strong understanding of Layer 3 protocols including:
• OSPF
• IS-IS
• BGP (iBGP, eBGP, route policies, convergence)
• Solid knowledge of MPLS concepts:
• Label switching
• LDP / RSVP
• MPLS VPNs (L2VPN, L3VPN)

Automation & Testing

• Experience with test automation using Python (preferred)
• Familiarity with automation frameworks such as PyTest, Robot Framework, or similar