Senior Manager, Network Security Engineering

About the role

McKesson is an impact‑driven, Fortune 10 company that delivers insights, products, and services to make quality care more accessible and affordable. The Senior Manager, Network Security Engineering leads a team of security architects and engineers responsible for designing, implementing, and operating McKesson’s enterprise network security capabilities across on‑premises, hybrid, and multi‑cloud environments.

Responsibilities

• Lead, mentor, coach, and develop a team of network security architects and engineers, fostering innovation, accountability, and continuous improvement.
• Build and manage the team’s operating rhythm, workload prioritization, and performance goals aligned with department objectives.
• Shape and communicate a multi‑year network security strategy and roadmap that anticipates future technology needs and aligns with enterprise business goals.
• Translate business requirements and risk priorities into technical requirements, architecture decisions, and engineering execution plans.
• Partner with cross‑functional stakeholders—including Cybersecurity, Cloud, IT Operations, Network Operations, and IAM—to ensure network security initiatives support broader business transformation objectives.
• Present strategic recommendations, investment priorities, and risk trade‑offs to senior leadership in business terms.
• Design and implement robust, future‑ready network security architectures that meet performance, scalability, and regulatory compliance requirements.
• Integrate Zero Trust principles, micro‑segmentation, and identity‑based access controls across hybrid and multi‑cloud environments (Azure and Google Cloud).
• Oversee deployment and lifecycle management of advanced security technologies such as next‑generation firewalls, Zscaler, Network Access Control, IDS/IPS, and SD‑WAN across IT and OT networks.
• Drive network automation initiatives to improve consistency, reduce manual effort, and accelerate secure delivery of infrastructure changes.
• Plan, design, and execute infrastructure upgrades, expansions, and optimizations to improve performance, resiliency, and reliability.
• Develop and maintain network security strategies, standards, and operational best practices to ensure secure, scalable, and compliant network operations.
• Lead infrastructure security evaluations, control testing, and incident response efforts, driving continuous improvement in overall security posture.
• Lead troubleshooting for complex, escalated network issues, ensuring rapid resolution of outages and performance bottlenecks.
• Ensure compliance with industry standards and frameworks (NIST, ISO 27001, CIS Controls) and internal cybersecurity policy.
• Maintain accurate network security documentation, including architecture diagrams, configuration standards, and operational runbooks.
• Evaluate emerging networking and security technologies, recommending enhancements that improve efficiency, resilience, and risk posture.

Requirements

• Typically 9+ years of progressive network security engineering experience.
• At least 3 years of supervisory or management experience building and leading technical teams.

Qualifications

• Demonstrated ability to translate business and regulatory requirements into technical architecture and engineering roadmaps.
• Strong expertise in enterprise networking technologies, including routing, switching, wireless, next‑generation firewalls, and cybersecurity.
• Hands‑on experience implementing cybersecurity frameworks and network security controls at enterprise scale.
• Proven experience securing hybrid and multi‑cloud environments (AWS, Azure, GCP), including Zero Trust and identity‑based access models.
• Proficiency with network and security monitoring, logging, and troubleshooting tools to support proactive risk management.
• Track record of building trusted, consultative relationships with business stakeholders, peers, and senior leadership.
• Executive‑level communication skills, with the ability to present complex technical risk in clear business terms to senior leadership and non‑technical stakeholders.
• Experience managing budgets, vendor relationships, and cross‑functional project delivery.
• Demonstrated success building high‑performing teams through coaching, mentorship, and structured professional development.
• Strong problem‑solving skills, sound judgment under pressure, and comfort operating in ambiguous, fast‑changing environments.

Skills

• Network automation and scripting.
• Zero Trust architecture, micro‑segmentation, and identity‑based access control.
• Advanced security technologies: next‑generation firewalls, Zscaler, NAC, IDS/IPS, SD‑WAN.
• Compliance frameworks: NIST, ISO 27001, CIS Controls.
• Documentation: architecture diagrams, configuration standards, operational runbooks.

Preferred Certifications

• CISSP
• CISM
• PCNSE
• ZCCP
• CCSP
• Azure or AWS Security certifications

Education

Minimum: Master’s degree in Information Security, Cybersecurity, or a related field, or equivalent professional experience with relevant certifications.

Pay

Base Pay Range: $137,000 – $228,400. Compensation may include annual bonus, long‑term incentive opportunities, and other elements based on performance, experience, equity, market evaluations, and geographic location.