Senior Network Systems Engineer
OSL Retail Services
Engineer enterprise networks, cybersecurity, and cloud infrastructure at OSL Retail Services from the corporate office in Mississauga, Ontario.As Senior Systems Engineer, you will manage corporate LAN, WAN, wireless, firewall, VPN, and cloud networking environments. The work includes Windows, Linux, Microsoft Azure, Fortinet infrastructure, and complex technology projects. You will design, implement, secure, troubleshoot, and evolve systems while supporting IT service improvement.Key Responsibilities:
Administer and harden Fortinet firewalls, switches, access points, and VPNsManage on-premises and Azure cloud infrastructure environmentsAdminister Windows, Linux, and Azure-based application serversMonitor capacity, performance, security, and IT landscape changesDocument configurations, mappings, processes, and problem management recordsRequirements:
Five or more years designing complex enterprise network environmentsExpertise with firewalls, switches, access points, VPNs, and WAN solutionsAdvanced Windows and Linux administration and troubleshooting experiencePowerShell, Bash, or Python scripting and automation experienceMicrosoft Azure and Fortinet certifications strongly preferredApply senior network engineering expertise across Fortinet, Windows, Linux, Azure, cybersecurity, and enterprise infrastructure at OSL.
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Administer and harden Fortinet firewalls, switches, access points, and VPNsManage on-premises and Azure cloud infrastructure environmentsAdminister Windows, Linux, and Azure-based application serversMonitor capacity, performance, security, and IT landscape changesDocument configurations, mappings, processes, and problem management recordsRequirements:
Five or more years designing complex enterprise network environmentsExpertise with firewalls, switches, access points, VPNs, and WAN solutionsAdvanced Windows and Linux administration and troubleshooting experiencePowerShell, Bash, or Python scripting and automation experienceMicrosoft Azure and Fortinet certifications strongly preferredApply senior network engineering expertise across Fortinet, Windows, Linux, Azure, cybersecurity, and enterprise infrastructure at OSL.
#J-18808-Ljbffr
Vacancy posted 1 hour ago
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