First seen by Alion on Oct 7, 2026.
Job Title : Test Engineer - L2/L3 Networking & Python
Experience : 3 - 5 Years
Role Summary :
Looking for a Test Engineer with strong L2/L3 networking knowledge and Python automation experience to validate networking features and build automated test solutions.
Key Responsibilities :
- Design and execute test cases for L2/L3 networking features.
- Validate protocols such as VLAN, STP/RSTP, LACP, ARP, DHCP, IPv4/IPv6, and basic routing.
- Develop automation scripts using Python for test validation and regression testing.
- Perform functional, regression, and scale testing.
- Troubleshoot issues using Wireshark/tcpdump and Linux networking tools.
- Work with development teams for issue debugging and resolution.
Required Skills :
- Strong understanding of Layer 2 & Layer 3 networking concepts.
- Experience in Python scripting for automation.
- Familiarity with Linux, packet capture tools, and networking protocols.
- Basic knowledge of Git and test automation frameworks.
Good to Have :
- Experience with PyTest/Scapy.
- Exposure to network testing, traffic generators, or cloud networking.
Qualification :
- Bachelor's degree in Computer Science, Electronics, or related field.
Skills
Software Quality Assurance, Testing, Automation Testing, Python, Network Testing, Regression Testing, Functional Testing, Linux, Network Protocols

