Software Development Engineer in Test (SDET)

The application window is expected to close on: 06/16/2026 Job posting may be removed earlier if the position is filled or if a sufficient number of applications are received . This is a hybrid role at the RTP, NC office. Meet the Team The Cisco MX (Cloud-managed security and SD-WAN) QA team takes pride in ensuring the end-to-end system of the Meraki MX and Cisco Catalyst product line is ready to use. The team works on, but is not limited to, testing customer use cases, integration testing, scalability testing, stress and longevity testing. This team is also responsible for qualifying security services such as malware detection, URL filtering, web security, IPS, threat modeling, SD-WAN and SaaS/IaaS security capabilities all through a single Dashboard. Our products are used in over a million networks and our customers rely on our products to serve tens of millions of people. With the large footprint that we have, quality is our highest priority. Your Impact Develop a strong understanding of Cisco Meraki MX use cases and workflows in customer environments. Collaborate with Product Managers and development teams to represent QA in requirements and design discussions. Create and execute test strategies, reporting results and metrics to ensure feature quality. Build and maintain automation scripts to support CI/CD and improve regression test coverage. Drive innovation by applying AI-driven ideas and contributing to feature development with a Test Driven Development approach. Minimum Qualifications Bachelor's Degree, combined with 7 years of related experience in Software Development Engineer in Test in routing or SD-WAN domain, or Master's Degree of Science Degree in Computer Science, combined with 4 years of related experience or PhD, combined with 1 year of related experience. 3 years of Automation/Development experience. Proficiency in writing quality feature development code with one of the programming languages such as: Ruby, Python, C, C, Golang and hands-on experience with AI coding tools and Gen-AI prompting techniques. In-depth knowledge of SDWAN, Security, Layer-2(VLAN/802.1Q), and Layer-3 (BGP/IP/OSPF/VPN/IPSec/NAT) and are at ease to ramp up quickly on new technologies and concepts. Good understanding of traffic generators such as TRex, Linux Tools, Spirent, IXIA, etc and ability to explore tools and techniques to improvise testing. Preferred Qualifications AI usage day-in and day-out. Feature bug fixing with better quality in Firmware or Backend or UI. The ability to communicate complex technical concepts clearly to peers and management. Research of applications and Framework experience – Obtained patent(s), Published Whitepaper / Yellow paper on embedded solutions. Experience with developing frameworks for CI/CD pipelines.​ Working experience with Cisco Meraki and/or Cisco Catalyst Devices Why Cisco? At Cisco, we’re revolutionizing how data and infrastructure connect and protect organizations in the AI era – and beyond. We’ve been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint. Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you’ll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere. We are Cisco, and our power starts with you. Message to applicants applying to work in the U.S. and/or Canada: The starting salary range posted for this position is $137,000.00 to $200,500.00 and reflects the projected salary range for new hires in this position in U.S. and/or Canada locations, not including incentive ... (truncated, view full listing at source)