Network Security (WAF) Engineer
MIR McKesson Cork Business Solutions Unlimited Company • Cork, County Cork • Posted July 01, 2026
Position Overview
Network Security Engineer (WAF) – P3
About the Role (Job Summary)
As a Network Security Engineer (Web Application Firewall), you will play a key role in protecting McKesson’s global technology environment by designing, implementing, and optimising security controls across cloud and on-premises platforms. You will work closely with infrastructure, application, and cybersecurity teams to secure internet-facing applications, strengthen network security controls, and reduce organisational risk. This role combines hands-on engineering with security consulting, helping teams integrate security into technology solutions while maintaining application availability and performance. You will also contribute to incident response, risk reduction initiatives, and the continuous improvement of McKesson’s cybersecurity capabilities.
What You’ll Do (Responsibilities)