Job Overview:

We are looking for an experienced L2 Operations Engineer - Network Security to maintain and troubleshoot enterprise firewalls, Secure Service Edge (SSE) platforms, ZTNA, and internet security gateways.

Key Responsibilities:
Manage and resolve L2 network security incidents, rule/port requests, firewall health checks, and change approvals.
Administer Palo Alto Firewalls (NGFW, Panorama, Prisma Access) and Zscaler (ZIA, ZPA) infrastructure.
Perform policy evaluation, SSL inspection, URL filtering, and troubleshoot Private Access failures across application segments.
Diagnose GRE/IPsec tunnel failures, DNS split-forwarding issues, and device posture failures.
Troubleshoot SAML assertion, SCIM provisioning, and group synchronization with IdP platforms (Entra ID, Okta, Ping).
Conduct packet captures (Wireshark, tcpdump) and log correlation across SIEM (Splunk), SSE platforms, and endpoints.
Leverage ZDX and ADEM telemetry data to diagnose path,



latency, and edge selection issues.
Apply firewall patches/upgrades under strict change control and participate in outage/RCA calls.

Required Skills & Experience:
7 years of experience in Network Security L2 Operations.
7+ years of deep SME experience with Next-Gen Firewalls (Palo Alto), Secure Web Gateways (Zscaler), AWS/Azure multi-cloud security controls, and core TCP/IP routing.
Practical knowledge of Infrastructure-as-Code (Ansible, Terraform, GitHub) and policy tuning tools (e.g., AlgoSec).
Hands-on experience working in a 24x7 workplace with ServiceNow ITSM workflows.
Fluent written and spoken English.

Preferred Certifications:
Palo Alto PCNSA / PCNSE
Zscaler Certified Administrator
Cisco CCNA / Proxy & SSE Industry Certifications

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