QA Engineer (SDET)
21 days ago
Plano
We are seeking a highly professional and detail-oriented Senior QA Engineer to join our Compatibility team and help shape the future of a market-leading Network Access Control (NAC) product suite. This role supports solutions spanning Network Access Control, Endpoint Compliance, Mobile Control, and Intrusion Prevention. Applications include client/server and web-based systems running on both Windows and Linux platforms. What You Will Do • Test on-prem NAC software solutions along with third-party devices, including:, • Network and switch devices, • Endpoint compliance solutions, • Software integrations, • Design, develop, and maintain manual and automated test suites., • Analyze, document, and report defects to improve product stability, conformance, and supportability., • Execute end-to-end, integration, sanity, and regression testing (manual and automated)., • Validate defect fixes and new functionality., • Create and maintain test documentation, use cases, and technical design artifacts., • Collaborate closely with product management, development, and QA teams. Professional Skills • 5–7+ years of experience in software quality assurance, preferably in network and endpoint security., • Experience testing network security products such as firewalls, intrusion prevention systems, or SIEM solutions., • Familiarity with Cisco, Juniper, and/or HPE network devices., • Hands-on experience with Linux, Python, SQL, and databases; working knowledge of Java is a plus., • Strong analytical and logical troubleshooting skills across software and network environments., • Experience with virtualization platforms such as VMware, Hyper-V, and KVM., • Exposure to automation frameworks and test scripting., • Solid networking knowledge, including TCP/IP and protocols such as DNS, SMTP, SNMP, DHCP, and 802.1X., • Familiarity with network equipment configuration (switches, routers)., • Experience with Windows-based networks and domain management is a plus., • Able to work independently while collaborating effectively with others., • Quality-focused, proactive, and detail-oriented., • Fast learner, resourceful, and adaptable., • Strong communication and execution skills. Location: Plano, TX (Hybrid)