Zscaler Security Engineer

Role: Zscaler Security Engineer

Location: Mountain View CA / San Diego CA / Plano TX (Min 3 days/week)

Contract

Job Overview

We are seeking a Security Engineer who will be responsible for designing deploying and operating Zero Trust security solutions using Zscaler technologies (ZIA ZPA ZDX). This role involves deep technical expertise in cloud security endpoint integration and advanced network troubleshooting acting as a Level 3 escalation point for critical incidents. The engineer will partner closely with cross-functional teams to ensure secure optimized and resilient access for enterprise users and applications.

Key Responsibilities:

• Zero Trust & Zscaler Engineering
  • Deploy and manage Zscaler ZIA ZPA ZDX for large enterprise environments.
  • Design and optimize security policies:
    SSL Inspection URL Filtering Sandbox Access & Timeout Policies Client Forwarding.
  • Support Zscaler migration and integration with Workspace ONE / MDM platforms.
  • Deploy and manage ZPA App Connectors in data centers and cloud (AWS preferred).
• Endpoint & Zscaler Client Connector (ZCC)
  • Manage ZCC agent profiles configuration updates rollout strategy.
  • Maintain SSL Inspection Exemption lists for certificate pinned applications.
  • Support development and monitoring of DLP policies.
• Advanced Troubleshooting & Operations
  • Perform L3 L7 troubleshooting using tools such as:
    Wireshark tcpdump MTR Zscaler Analyzer ZSATunnel & ZSATray logs.
  • Use ZDX and other Zscaler diagnostics to analyze latency and performance issues.
  • Act as Level 3 escalation for P1/P2 incidents and coordinate with Zscaler TAMs & Support.
  • Manage Zscaler related tickets and escalations in ServiceNow.
• Collaboration & Documentation
  • Collaborate with infrastructure cloud network and security teams.
  • Create and maintain SOPs documentation and knowledge articles.

Qualifications:

• BS/MS in Computer Science or related area or equivalent relevant experience
• 8 years of network security / cloud security / Zero Trust
• Strong hands-on expertise with ZIA ZPA ZDX ZCC (mandatory).
• Solid understanding of: TCP/IP DNS HTTP/HTTPS TLS/SSL Proxy architecture authentication (SAML/AD) IPSec/GRE
• Proficiency in packet analysis (Wireshark tcpdump).
• Experience with AWS/GCP (networking fundamentals).
• Strong Analytical Problem solving and creative mindset
• Experience with various Software Development Lifecycle Process (Agile Development SCRUM methodologies. etc.)
• Strong stakeholder communication with leadership and cross-functional teams.
• Excellent communication skills. Communicates clearly succinctly and persuasively to all levels of employees customers and management
• Ability to work independently and lead problem-solving efforts.
• Excellent troubleshooting and documentation skills.
• Ability to work under pressure and in fast paced enterprise environments.

• Zscaler: ZCCP IA ZCCP PA ZCCA
• Security: CEH CISSP (added advantage)
• Networking: CCNP Security
• AWS Cloud Certifications