Senior QA SW Engineer -Toronto, Canada (10302)

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.

Become part of something big with Extreme! As a global networking leader, learn why there is no better time to join the Extreme team.

Position details

Title of position: Senior QA Software Engineer

Position type: Full time

Location: Thornhill, Toronto, Canada

Position reports to: Senior Manager of Software Systems Engineering

Application deadline: Applications are being accepted on a rolling basis and this posting will remain open until filled.

Work authorization: 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

OR

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 understanding of cloud-native and distributed systems (microservices, APIs, service communication). 
• Experience with containerization and orchestration technologies such as Docker and Kubernetes.  
• 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. 
  • Familiarity with observability tools (metrics, logging, tracing) such as Prometheus, Grafana, ELK, or Loki. 
  • 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. 
  • Strong programming & debugging skills in Python, Java, or similar languages.  

1. Extreme 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. We are committed to taking affirmative action to employ and advance in employment qualified protected veterans, including disabled veterans, recently separated veterans, active-duty wartime or campaign badge veterans, and Armed Forces service medal veterans.
2. Extreme 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. We encourage people from underrepresented groups to apply.