Sr. Enterprise Network Security Manager

About the role

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.

Responsibilities

• Technical Leadership:
  • 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
• Operations & Security:
  • 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)
• People & Project Management:
  • 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 workstreams, manage budgets, and track deliverables across multiple initiatives
• Stakeholder Collaboration:
  • 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

Qualifications

• 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, Threat Prevention, Global Protect)
• Zscaler SASE (ZIA, ZPA; ZDX preferred)
• Enterprise routing and switching (BGP, OSPF, VLANs, TCP/IP)

Skills

• Network Security Architecture
• SASE / Zero Trust
• Firewall & Policy Management
• Cloud & Hybrid Networking
• Team Leadership & Mentorship
• Incident Response & Troubleshooting
• Vendor & Stakeholder Management