Sr. Director, Network Security Engineering

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Sr. Director Network Security Engineering

Position Summary
The Sr. Director Network Security Engineering is a visionary leader responsible for safeguarding the confidentiality integrity and availability of McKessons IT infrastructure. This role drives the development and execution of enterprise-wide network security strategies collaborating across Core Edge Cyber and IT Operations to ensure robust protection against evolving threats. The director partners with business and technology stakeholders to define document and implement security standards architectures and best practices while continuously optimizing infrastructure performance and resilience.

Key Responsibilities

Strategic Leadership & Vision

• Lead and inspire a team of architects and engineers to deliver scalable flexible and cost-effective enterprise network and firewall security solutions.

• Shape and communicate a strategic roadmap for network security anticipating future technology requirements and aligning them with organizational goals.

• Foster a culture of innovation continuous improvement and proactive risk management within the security engineering function.

• Oversee and manage the network security budget for each fiscal year aligning resource allocation with market trends industry benchmarks and evolving threat landscapes to ensure optimal investment in infrastructure resilience and compliance.

Architecture & Solution Delivery

• Design and implement robust future-ready network security architectures that meet performance scalability and compliance requirements.

• Integrate Zero Trust principles micro-segmentation and identity-based controls across hybrid and multi-cloud environments (AWS Azure Google Cloud OCI).

• Oversee the deployment and management of advanced security technologies including firewalls (Palo Alto F5) Zscaler (ZIA & ZPA) Network Access Control (NAC) and intrusion prevention systems.

Collaboration & Stakeholder Engagement

• Partner with IT business and cybersecurity teams to understand needs define objectives and deliver solutions that support enterprise priorities.

• Build strong relationships with leadership and cross-functional teams communicate strategic recommendations and provide technical guidance.

• Coordinate with peers to define cases goals and architectures that support business transformation and operational excellence.

Operational Excellence

• Optimize network and firewall performance ensuring minimal downtime and maximum efficiency.

• Lead infrastructure security evaluations testing and incident response driving continuous improvement in security posture.

• Troubleshoot and resolve complex network and firewall issues leveraging advanced diagnostics and automation.

Minimum Requirements
10 years of professional experience with at least 5 years in a supervisory or management.

Governance & Compliance

• Develop document and enforce IT infrastructure security standards policies and procedures.

• Ensure alignment with regulatory requirements industry best practices and internal audit findings.

• Manage inventory and policy standards for enterprise firewalls VPNs and network devices.

Talent Development & Mentorship

• Provide technical leadership coaching and mentorship to team members fostering professional growth and knowledge sharing.

• Champion diversity equity and inclusion within the security engineering organization.

Qualifications

• Bachelors degree in Computer Science Information Technology or related field; advanced degree is a plus.

• 10 years of progressive experience in network security architecture and engineering including leadership roles.

• 7 years leading enterprise network and firewall security architecture integrating LAN/WAN VPN and cloud solutions.

• Deep expertise in network protocols routing switching firewalls Zscaler NAC and cloud security platforms.

• Proven track record implementing Zero Trust architectures and advanced security controls.

• Experience with automation and orchestration (Python Terraform Ansible) is highly desirable.

• Relevant certifications (e.g. CISSP PCNSE ZCCP CCSP Azure Security) are a plus.

• Exceptional problem-solving communication and interpersonal skills; ability to thrive under pressure and drive results in a dynamic environment.

Physical requirement - In office requirement We are Flex and Connect with 2 days a week in office

We are proud to offer a competitive compensation package at McKesson as part of our Total Rewards. This is determined by several factors including performance experience and skills equity regular job market evaluations and geographical markets. The pay range shown below is aligned with McKessons pay philosophy and pay will always be compliant with any applicable regulations. In addition to base pay other compensation such as an annual bonus or long-term incentive opportunities may be offered. For more information regarding benefits at McKesson pleaseclick here.

Our Base Pay Range for this position

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McKesson is an Equal Opportunity Employer

McKesson provides equal employment opportunities to applicants and employees without regard to race color religion sex sexual orientation gender identity national origin protected veteran status disability age genetic information or any other legally protected category. For additional information on McKessons full Equal Employment Opportunity policies visit our Equal Employment Opportunity page.

McKesson welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process. If you require accommodation please contact us by sending an email to .

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