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 skilled 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.

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