Test Engineer – SonicOS (Firewall QA & Automation) at Sonicwall

SonicWall is a cybersecurity forerunner with more than 30 years of expertise and is recognized as a leading partner-first company, ensuring our partners and their customers are never alone in the fight against cybercrime. With the ability to build, scale and manage security across the cloud, hybrid and traditional environments in real-time, SonicWall provides relentless security against the most evasive cyberattacks across endless exposure points for increasingly remote, mobile and cloud-enabled users. With its own threat research center, SonicWall can quickly and economically provide purpose-built security solutions to enable any organization—enterprise, government agencies and SMBs—around the world. For more information, visit www.sonicwall.com or follow us on Twitter, LinkedIn, Facebook and Instagram. About the Role SonicWall is looking for a Test Engineer with strong experience in network security and firewall testing, along with hands-on automation skills, to support validation of SonicOS releases. In this role, you will work closely with Development, QA, and Release teams to ensure product quality through functional, system, and regression testing while driving automation-first testing practices. This position is ideal for engineers passionate about networking, cybersecurity products, and test automation. Key Responsibilities • Perform functional, system, regression, and verification testing for SonicOS features and releases. • Design, develop, and maintain automation frameworks and automated test scripts. • Convert manual regression test cases into automation to improve coverage and execution efficiency. • Develop test plans, test scenarios, and detailed test cases aligned with product requirements. • Validate bug fixes and perform end-to-end workflow testing. • Analyze failures, support root cause analysis, and collaborate with developers for issue resolution. • Participate in Agile ceremonies including sprint planning, daily stand-ups, defect triage, and release sign-offs. • Contribute to quality metrics, test reports, and defect escape analysis. • Support and mentor junior QA engineers when required. Required Skills Networking & Firewall Domain • Strong fundamentals in networking concepts: • TCP/IP, Routing, NAT, VLANs • Firewall policies and security concepts • Hands-on experience in firewall/security testing, such as: • VPN (IPSec/SSL VPN) • DPI / Application Control • Intrusion Prevention System (IPS) • Gateway Anti-Virus • Geo-IP filtering Automation & Programming • Experience with automation tools/frameworks: • Playwright / Selenium / PyTest / Robot Framework • Programming or scripting experience in Python or JavaScript. Systems & Debugging • Strong working knowledge of Linux/Unix environments. • Experience analyzing logs and packet captures using tcpdump and Wireshark. • Experience with defect tracking tools (JIRA or equivalent). • Exposure to CI/CD pipelines (Jenkins, Git pipelines). • Familiarity with AI-assisted tools for testing or productivity improvement. Good to Have • Experience setting up QA labs or networking test infrastructure. • Exposure to cloud environments such as AWS or Azure. • Experience reproducing customer issues or supporting field escalations. Soft Skills • Strong analytical and debugging skills. • Ownership mindset with attention to detail. • Ability to work effectively in fast-paced Agile environments. • Good communication and collaboration skills. Education • B.E / B.Tech / M.E / M.Tech in Computer Science, IT, Electronics, or related engineering discipline. #LI-KB7 #LI-Hybrid #Networking SonicWall is an equal opportunity employer. We are committed to creating a diverse environment and are an equal opportunity employer. All qualified applicants receive consideration for employment without regard to race, color, ethnicity, religion, sex, gender, gender identity and expression, sexual orientation, national origin, disability, age, marital status, veteran status, pregnancy, or any other basis prohibited by applicable law. At SonicWall, we pride ourselves on recruiting a diverse mix of talented people and providing active security solutions in 100+ countries. Applicant Privacy Notice