Network Security Lead - Zero Trust & Palo Alto Expert

Linde; Houston (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

Linde in Houston is seeking a senior network security leader to oversee global incident response and strategy, focusing on Palo Alto, Zscaler, and zero-trust architectures.

You will serve as regional technical authority, guiding cross-functional teams, defining security services, metrics, and governance, and collaborating with leadership on risk and investment decisions. This role requires travel and strong communication across time zones.

Qualifications

• Bachelor’s degree in computer science, information technology, or equivalent work experience.
• 7–10 years of IT network/security experience, e.g., Firewall Admin.
• Formal training or certification in network security preferred.

Responsibilities

• Provide strategic oversight and expert guidance for resolving Level 2 and 3 security incidents across the Americas and globally.
• Lead deployment and adoption of Palo Alto and Zscaler technologies with stakeholders.
• Own and govern network security services and appliances across Office, Cloud, and OT environments.
• Define and drive zero-trust security initiatives with global leadership.
• Establish and monitor KPIs for network security services.
• Lead development and governance of security control frameworks and architecture standards.
• Ensure controls comply with policies, regulatory requirements, and best practices.
• Provide technical leadership to project teams, vendors, and service providers.

Skills

Strategic leadership

Network security

Zero Trust

Palo Alto Firewall

Zscaler

Cross-functional collaboration

Technical communication

Education

Bachelor's degree or equivalent

Tools

PANORAMA

Global Protect

ZIA

ZPA

ZDX

Job description

Linde in Houston is seeking a senior network security leader to oversee global incident response and strategy, focusing on Palo Alto, Zscaler, and zero-trust architectures.

You will serve as regional technical authority, guiding cross-functional teams, defining security services, metrics, and governance, and collaborating with leadership on risk and investment decisions. This role requires travel and strong communication across time zones.