Senior Zero Trust Network Security Specialist

Advance Zero Trust security at McKesson through segmentation, threat detection, and network traffic analysis. Strengthen visibility across critical enterprise connectivity services.As a Senior Network Security Specialist, you will reduce attack surfaces and support secure, available network infrastructure. The role covers micro-segmentation, IDS/IPS technologies, security monitoring, telemetry, and security analytics. You will collaborate with stakeholders and guide architecture decisions across regulated enterprise environments.Key Responsibilities:
Strengthen threat detection through network traffic analysisImplement IDS/IPS, telemetry, monitoring, and security analyticsDesign Zero Trust and micro-segmented network environmentsConduct architecture reviews, risk assessments, and security validationImplement corrective actions and automation after complex incidentsRequirements:
Seven or more years in network engineering or enterprise infrastructureExperience applying Zero Trust and micro-segmentation principlesNetwork security architecture across cloud and on-premises environmentsArchitecture diagrams, design standards, and security findings experienceAbility to explain risks to technical and nontechnical stakeholdersUse Zero Trust, detection, and analytical skills to help McKesson maintain secure, resilient, and business-ready networks.
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