Senior Network Engineer

Job Title: Senior Network Engineer

Location: Toronto, ON (Hybrid)

Duration: Contract

Rate: CAD60-CAD70/hr

Job Summary

We are seeking a skilled Senior Network Engineer to design, implement, and manage secure and scalable network infrastructure across on-premises and cloud environments. The ideal candidate will have strong expertise in networking principles, protocols, and security, with hands-on experience working with enterprise network devices, firewalls, DNS, and load balancing technologies. Knowledge of Akamai and modern content delivery solutions is highly desirable.

Key Responsibilities

• Design, implement, and maintain enterprise network infrastructure across on-premises and cloud environments
• Configure and manage network devices including routers, switches, firewalls, DNS servers, and load balancers (F5)
• Monitor and optimize network performance, availability, and scalability
• Identify and mitigate network vulnerabilities, including risks associated with high-risk protocols
• Ensure network security through proper configuration, patching, and adherence to best practices
• Support hybrid cloud networking and integration between cloud and on-prem systems
• Troubleshoot complex network issues and provide root cause analysis
• Collaborate with cybersecurity, infrastructure, and application teams to ensure secure network operations
• Implement and manage CDN and edge delivery solutions (e.g., Akamai)
• Document network architecture, configurations, and operational procedures

Required Skills & Qualifications

• 6–8+ years of experience in network engineering or related roles
• Strong understanding of networking fundamentals (TCP/IP, OSI model, routing, switching)
• Experience with network vulnerabilities, security controls, and risk mitigation
• Hands-on experience with:
• Firewalls and network security appliances
• DNS infrastructure
• Load balancers, preferably F5
• Enterprise network devices (Cisco, Juniper, etc.)
• Experience in both on-premises and cloud environments (AWS, Azure, or GCP)
• Knowledge of high-risk protocols and their impact on network security
• Familiarity with CDN technologies, preferably Akamai
• Strong troubleshooting and analytical skills

Preferred Qualifications

• Certifications such as CCNA, CCNP, or equivalent
• Experience with network automation tools and scripting
• Exposure to zero-trust architectures and modern network security frameworks
• Experience in hybrid or multi-cloud environments