Job Description - Senior Network Security Engineer

Location: Hyderabad, India (PGC) / Hybrid

Experience: 5-8 Years

Role Summary

The Senior Network Security Engineer - Zscaler will be responsible for the design, implementation, and operational ownership of Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) platforms. The role supports the organization's Zero Trust and SASE strategy by enabling secure internet access and modern private application access across on‑premises and cloud environments.

Key Responsibilities

• Design, implement, and operate Zscaler Internet Access (ZIA) including SWG, firewall policies, SSL inspection, sandboxing, and data protection controls.
• Implement and manage Zscaler Private Access (ZPA) for secure, zero‑trust access to internal enterprise applications.
• Drive migration initiatives from legacy VPN solutions to Zscaler ZPA.
• Configure ZPA connectors, application segments, and access policies following least‑privilege principles.
• Integrate Zscaler platforms with enterprise Identity Providers (Entra ID / Azure AD) for SSO and conditional access.
• Monitor health, performance, and availability of ZIA/ZPA services and troubleshoot connectivity issues.
• Collaborate with SOC and SIEM teams to integrate Zscaler logs and support incident investigations.
• Ensure Zscaler configurations align with security standards such as ISO 27001, SOC 2, HIPAA, and NIST.
• Maintain architecture diagrams, SOPs, and operational documentation.
• Follow ITIL processes for incident, change, and problem management.

Required Skills & Experience

• 5-8 years of experience in network security or security engineering roles.
• Strong hands‑on experience with Zscaler ZIA and ZPA implementations and operations.
• Solid understanding of Zero Trust, SASE, proxy, and remote access architectures.
• Working knowledge of TCP/IP, DNS, HTTPS, SSL/TLS, and application traffic flows.
• Experience integrating Zscaler with identity, endpoint security, and cloud platforms.

Education

Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or equivalent experience.