Network Security Manager

Company Overview

KLA is a global leader in diversified electronics for the semiconductor manufacturing ecosystem. Virtually every electronic device in the world is produced using our technologies. No laptop, smartphone, wearable device, voice‑controlled gadget, flexible screen, VR device or smart car would have made it into your hands without us. KLA invents systems and solutions for the manufacturing of wafers and reticles, integrated circuits, packaging, printed circuit boards and flat panel displays.

The innovative ideas and devices that are advancing humanity all begin with inspiration, research and development. KLA focuses more than average on innovation and we invest 15% of sales back into R&D. Our expert teams of physicists, engineers, data scientists and problem‑solvers work together with the world's leading technology providers to accelerate the delivery of tomorrow's electronic devices. Life here is exciting and our teams thrive on tackling really hard problems.

There is never a dull moment with us.

The Information Technology (IT) group at KLA is involved in every aspect of the global business. IT's mission is to enable business growth and productivity by connecting people, process, and technology. It focuses not only on enhancing the technology that enables our business to thrive but also on how employees use and are empowered by technology. This integrated approach to customer service, creativity and technological excellence enables employee productivity, business analytics, and process excellence.

We are seeking a Network Security Manager to lead the design, implementation, and operational excellence of enterprise network and security solutions. This role combines hands‑on technical leadership with people and project management, focusing on next‑generation firewalls, SASE architectures, and modern enterprise networking. The ideal candidate has deep experience with Palo Alto Networks, Zscaler SASE, and large‑scale network environments, and can translate business needs into secure, scalable technical solutions.

• Lead and manage enterprise network security architecture across on‑prem, cloud, and remote environments.
• Lead the architecture, deployment, and optimization of network security solutions using Palo Alto Networks (NGFW, Panorama, Prisma) and Zscaler SASE (ZIA, ZPA, ZDX).
• Design and manage secure enterprise network architectures including LAN, WAN, SD‑WAN, cloud, and hybrid environments.
• Drive Zero Trust and SASE strategies, aligning security controls with business and user experience requirements.
• Oversee firewall policy design, threat prevention, URL filtering, VPNs, and secure remote access solutions.
• Ensure secure integration with cloud platforms (AWS, Azure, GCP) and SaaS applications.

• Own day‑to‑day network security operations, including incident response, troubleshooting, root cause analysis, and continuous improvement.
• Partner with SOC, IAM, and cloud teams to ensure cohesive security posture.
• Establish and maintain security standards, best practices, and documentation.
• Ensure compliance with internal policies and external regulatory requirements (e.g., ISO, SOC2, NIST).

• Manage and mentor a team of network and security engineers, providing technical guidance and career development.
• Lead security‑related projects from planning to execution, including vendor coordination and stakeholder communication.
• Prioritize work streams, manage budgets, and track deliverables across multiple initiatives.

• Act as a trusted advisor to IT leadership, application teams, and business stakeholders.
• Communicate complex technical concepts clearly to non‑technical audiences.
• Evaluate emerging security technologies and make recommendations for adoption.

• Bachelor's degree in computer science, Information Security, or related field (or equivalent experience).
• 10+ years of experience in networking and network security, with at least 4+ years in a technical lead or management role.
• Strong hands‑on experience with:
  • Palo Alto Networks (NGFW, Panorama,…