Over 50,000 customers globally trust our end-to-end, cloud-driven networking solutions. They rely on our top-rated services and support to accelerate their digital transformation efforts and deliver unprecedented progress. As a global networking leader, learn why there is no better time to join the Extreme team.

Senior QA Software Engineer Full time Position reports to: Senior Manager of Software Systems Engineering Applications are being accepted on a rolling basis and this posting will remain open until filled. Applicants must have legal authorization to work in the country where the role will be performed. Hands-on experience in wired networking protocols including VLAN, IP, STP, TCP/UDP, VRRP, OSPF, BGP, MPLS, IS-IS, SPBM Hands-on experience in Enterprise Wireless LAN testing and validation.

Solid understanding of network security concepts such as AAA (Authentication, Authorization, Accounting), 802.1X, VPN, Captive Portal, IPsec, and Firewalls. Strong knowledge of network infrastructure services including DHCP, DNS, RADIUS, LDAP, SSH, and Certificate Authorities. Hands-on experience with cloud platforms such as AWS, Azure, or GCP.

Strong knowledge of cloud middleware like RabbitMQ & Kafka. Proven expertise in triaging, reproducing, and resolving complex customer or field issues in large-scale or production environments. Strong root cause analysis (RCA) skills across networking, application, OS, and cloud layers.

Experience in building or using AI & automation tools for debugging, log analysis, and issue resolution. Robust programming & debugging skills in Python, Java, or similar languages.



Good communication and collaboration skills to work across development, QA, SRE, and support teams.

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Networks, Inc. is an Equal Opportunity Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

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Networks also strives to prevent other, subtler forms of inappropriate behavior (for example, stereotyping) from ever gaining a foothold in our organization. Whether blatant or hidden, barriers to success have no place at Extreme Networks. This role offers a market‑competitive salary with an anticipated base compensation range of 110,000 to 120,000 CAD.

The posted range reflects the amount Extreme Networks reasonably and in good faith expects to pay upon hire. In addition to base pay, this role is eligible for a performance‑based bonus and the full benefits package described below.

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Networks offers a comprehensive benefits package. Medical, dental, and vision insurance Versatile work schedules and work-from-home opportunities where role permits Paid holidays in accordance with local practice Retirement savings programs, including RRSP matching in Canada Employee assistance program We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. If you would like more information about how your data is processed, please contact us.

📌 Senior QA SW Engineer -Toronto, Canada (10302)
🏢 Extreme Networks
📍 Toronto