Engineer secure enterprise connectivity for McKesson with Palo Alto Networks, Zscaler, and HPE Aruba EdgeConnect expertise. Work across hybrid-cloud and on-premises environments.
This Senior Network Security Specialist role focuses on firewall, perimeter, and workforce access capabilities supporting a Fortune 10 healthcare company. You will optimize secure internet gateways, web proxies, VPN technologies, and Network Access Control. You will also strengthen resilience and connectivity services through practical security designs.
Key Responsibilities: Architect and optimize firewall and perimeter security capabilities
Design secure workforce and device access solutions
Apply ZTNA, VPN, NAC, and identity-aware security controls
Evaluate vendor solutions, proofs of concept, and emerging technologies




Improve resilience, regulatory alignment, and business continuity
Requirements: Seven or more years of skilled network engineering experience
Secure enterprise network implementation across hybrid-cloud environments
Hands-on enterprise firewall technology experience
Routing, switching, TCP/IP, BGP, OSPF, MPLS, or SD-WAN experience
Experience with Palo Alto Networks, Zscaler, or HPE Aruba EdgeConnect
Bring enterprise firewall, secure access, and network engineering expertise to McKesson’s scalable security infrastructure.

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📌 Senior Enterprise Network Security Engineer (Ontario)
🏢 McKesson
📍 Ontario