Senior Engineer - Network Security (Zscaler & Palo Alto)

Role Overview

We are looking for a skilled Network Security Engineer with hands-on experience in Zscaler (ZIA/ZPA) and Palo Alto Firewalls to support global enterprise security operations. The role involves incident management, change implementation, troubleshooting, and maintaining secure network access solutions in a 24x7 operations environment.

Key Responsibilities

• Manage and support Zscaler ZIA, ZPA, and ZCC environments.
• Perform Incident, Change, Service Requests, and MACD activities within agreed SLAs.
• Configure and troubleshoot Palo Alto firewalls and Panorama.
• Implement and maintain web filtering, application control, and access policies.
• Monitor security events, logs, and network traffic to identify and resolve issues.
• Troubleshoot connectivity, VPN, proxy, and firewall-related incidents.
• Collaborate with internal teams, vendors, and OEM support for issue resolution.
• Participate in 24x7 support operations and major incident management.

Required Skills

• Strong understanding of TCP/IP, DNS, DHCP, VLANs, VPN, NAT, SSL/TLS, OSPF, BGP, EIGRP, MPLS, and IPsec.
• Hands-on experience with:
  • Zscaler Internet Access (ZIA)
  • Zscaler Private Access (ZPA)
  • Zscaler Client Connector (ZCC)
  • Palo Alto Firewalls
  • Panorama
• Experience with Palo Alto security features such as App-ID, User-ID, URL Filtering, and Security Policies.
• Knowledge of incident, change, and problem management processes.
• Excellent troubleshooting and analytical skills.
• Strong verbal and written communication skills for global client interaction.

Preferred Skills

• Cisco Routing & Switching
• Cisco ISE / NAC
• Infoblox (DDI)
• Citrix NetScaler (SLB/GSLB)
• Cisco ACI
• Cloud security and networking exposure