Senior Network Engineer

Robert Half Technology is recruiting for a Senior Network Engineer for a highly stable, well-known enterprise organization with a large, multi-site network environment. This is a strong opportunity for a hands-on network engineer who enjoys supporting complex infrastructure, working with modern networking tools, and helping drive network reliability across hundreds of locations.Responsibilities:Support and optimize a large-scale WAN, LAN, WLAN, and SD-WAN environmentTroubleshoot advanced network issues across routing, switching, wireless, SD-WAN, and firewallsWork hands-on with Cisco, Arista, Juniper, Palo Alto, and Aruba SD-WAN preferred Assist with network design, implementation, upgrades, and strategic infrastructure projectsPartner with cybersecurity teams on network security, firewall policies, and remediation effortsSupport remote site connectivity and help maintain uptime across a distributed enterprise environmentMentor junior team members and contribute to best practices, documentation, and technical standardsQualifications:5+ years of enterprise network engineering experienceStrong experience with routing and switchingHands-on SD-WAN experience, preferably Aruba EdgeConnect / Silver PeakFirewall experience, preferably Palo AltoExperience supporting multi-site or distributed network environmentsStrong troubleshooting, communication, and documentation skillsNice to have: Arista, Juniper, wireless networking, OCI, Azure, Microsoft 365, Windows appliancesSalary / Work Modality:Salary: $120,000 – $160,000 + Benefits/Bonus ECT Work schedule: Monday–Friday, 8:00 AM – 5:00 PMWork modality: 100% onsite in Ontario, CAOccasional travel to remote sites may be requiredIf you are a hands-on Network Engineer who enjoys complex enterprise environments and wants to join a highly stable organization with long-term growth potential, please apply or reach out to Robert Half Technology for more details.