Advance Zero Trust access and threat detection at McKesson across enterprise networks, using segmentation, secure access, and security analytics. Work spans hybrid-cloud and on-premises environments. This senior individual-contributor position designs secure network infrastructure and resilient connectivity services. You will create workforce and device access solutions with ZTNA, VPN, NAC, and identity-aware controls. You will also strengthen detection through traffic analysis, IDS/IPS, monitoring, telemetry, and analytics. Key Responsibilities:





Design Zero Trust and micro-segmented network environments Architect workforce and device access solutions Strengthen detection using traffic analysis and IDS/IPS Conduct incident root cause analysis and corrective actions Partner with security and infrastructure operations teams Requirements:

Seven or more years of qualified network engineering experience Secure enterprise network implementation across hybrid environments Experience with routing, switching, TCP/IP, BGP, or OSPF Experience with ZTNA, VPN, NAC, or web proxies Experience documenting architectures and security review findings Apply network engineering, secure access, threat detection, and incident investigation skills to McKesson’s security architecture work.

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📌 Zero Trust Network Security Specialist (Mississauga)
🏢 McKesson
📍 Mississauga