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L4-L7 Network QA Engineer

Engineering | San Jose, CA | Full Time

Job Description


Come and be a part of something great! CloudGenix is a high-growth leader in Software-Defined Wide Area Networking (SD-WAN). We are looking for high-energy, smart and talented people to join our growing engineering team.

CloudGenix has a materially different SD-WAN solution that allows businesses to build their WAN the way it should have been done in the first place: using policies relevant to the business instead of esoteric protocols and networking rules.  As a result, our customers achieve more than twice the performance at less than half the cost, are able to confidently adopt the cloud, and radically reduce operational complexity while automating their business.

Please find below some links that help highlight how CloudGenix is transforming the stodgy networking industry with a disruptive platform for modernization and digital transformation:

- "This Networking Tech Could Erode Cisco's Dominance" Fortune by Jonathan Vanian
- Red Herring Top 100 Winner, North America
- IDC Innovator in SD-WAN, 2017
- Best of Interop award, 2015
- "Cool Vendor" in Gartner Enterprise Networking, 2015
- More from analysts and press at


Location: San Jose, CA

The primary responsibilities for this position will be:

  • Drive the networking and security testing/QA working with the QA architect.
  • Engage with system and solution architects in shaping the first version of the product from scratch.
  • Take networking must-have's and validate them for the Cloud generation.


  • 7+ years of relevant experience, with a BS or MS degree, in networking or security domain with QA experience in platforms, infrastructure and systems area.
  • Strong knowledge/experience on L4-L7 protocols.
  • Programming skills in Object Oriented Python.
  • Knowledge and expertise in QA engineering methodologies and processes.
  • Experience in leading complex product test initiatives from concept through release.
  • Demonstrate excellent troubleshooting skills and ability to pick up new technologies easily and quickly.
  • Excellent QA skills employing test frameworks, commercial test sets, home grown tools, automated testing.

Hands-on experience with the following:

  • Design, Development & Execution of L4-L7 application protocols test plans/cases for WAN/Application optimization or next gen load balancer or next gen Firewall products.
  • Designing for test of various Enterprise and SaaS applications for detection, functional correctness and performance characteristics.
  • Functional, performance & automated testing of various Layer 7 protocols: HTTP, HTTPS, RTP, RTCP, RTSP, SIP, MAPI, CIFS/SMB, Print etc.
  • Working with NetFlow/IPFIX collectors, management tools.
  • Excellent QA skills employing test frameworks, commercial test sets, home grown tools, automated testing.
  • Working with REST APIs.
  • Object Oriented Programming in Python.
  • Vendor traffic generator tools such as Spirent Avlanache, Ixload, Breaking Point.
  • Build and maintain complex networking testbeds.