Network QA Engineer – L2/L3 Testing

QA Engineer – Network Testing Experience:

3+ Years Role:

QA Engineer – Manual / Network Testing About the Role We are looking for a

QA Engineer with strong manual testing experience and good networking fundamentals . The ideal candidate should understand the

OSI and TCP/IP models

and have hands-on experience testing network-based applications, routers, switches, VLANs, and L2/L3 networking features. You will work closely with

Development, Product, and Network Engineering teams

to validate features, analyze network behavior, identify defects, and ensure product quality within an

Agile environment . Key Responsibilities Analyze requirements and create

test plans, test cases, and test scenarios

for network-based applications and features. Perform

manual functional, regression, integration, sanity, and system testing . Test network functionality involving

routers, switches, VLANs, L2 switching, and L3 routing . Apply

OSI and TCP/IP model knowledge

to troubleshoot and isolate issues across network layers. Validate

VLAN segmentation, L2 switching, L3 routing, and network traffic behavior . Test and validate

IPv4/IPv6

functionality and network connectivity. Analyze network traffic and troubleshoot issues using tools such as

Ping, Traceroute, Wireshark/TCPDump , where applicable. Log, track, and manage defects using

Jira, Zoho, or equivalent defect-tracking tools . Provide clear defect details including

reproduction steps, severity, impact, and supporting evidence . Participate in

Agile ceremonies , including sprint planning, daily stand-ups, sprint reviews, and retrospectives. Collaborate with developers and product owners to clarify requirements and acceptance criteria. Maintain

test documentation, traceability matrices, test execution reports, and defect reports . Communicate testing progress, defect status, quality risks, and release readiness to stakeholders. Required Skills 3+ years of experience in

QA / Software Testing . Strong hands-on experience in

Manual Testing . Good understanding of

Functional, Regression, Integration, Sanity, and System Testing . Strong knowledge of

OSI and TCP/IP networking models . Hands-on knowledge of: Routers & Switches VLAN / VLAN Segmentation L2 Switching L3 Routing IPv4 & IPv6 TCP/IP Network Traffic Analysis / Behavior Validation Experience with

Test Cases, Test Plans, Test Scenarios, and Test Execution . Experience with

Jira, Zoho, or similar defect-tracking tools . Good debugging, analytical, and problem-solving skills. Experience working in an

Agile/Scrum environment . Good to Have Basic

Python scripting

for test automation or network validation. Exposure to

Selenium

or other automation frameworks. Experience with

firewall rule validation and security policy testing . Knowledge of

NAT, DHCP, DNS, ACLs, VPN, or other networking concepts . Exposure to

Wireshark, TCPDump, Ping, Traceroute , or similar network troubleshooting tools. Willingness to upskill in

network automation and Python-based testing .