Job Overview

Job Type

Full Time

Pay

Not disclosed

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Job description

Location:: United States
Work arrangement:: On-site

Role Summary

This is a remote position.

Job Description – Senior Network Engineer (Zscaler Specialist)
Location: Remote / India
Experience: 5+ Years
Employment Type: Full-Time

We are seeking an experienced Senior Network Engineer with deep expertise in Zscaler Internet Access (ZIA) , Zscaler Private Access (ZPA) , and enterprise network infrastructure. The ideal candidate will possess strong hands-on experience in designing, implementing, administering, and troubleshooting secure network environments utilizing Zscaler's Zero Trust architecture.

The role requires extensive experience in enterprise networking, network security, cloud-delivered security platforms, SD-WAN integrations, and secure remote access solutions.

Configure and maintain

App Connectors
Service Edges
Client Connectors
Browser Access
Segment Groups
Access Policies

Implement and administer Zero Trust Network Access (ZTNA) solutions across global enterprise environments.

Troubleshoot complex ZIA and ZPA connectivity, authentication, and application access issues.

Manage integration with Identity Providers such as

Azure AD / Entra ID
Okta
Ping Identity
Active Directory

Perform application onboarding and migration from traditional VPN solutions to ZPA.

Configure Cloud Firewall, Sandbox, DLP, CASB, and Advanced Threat Protection features within Zscaler.

Develop and maintain operational documentation, runbooks, deployment guides, and architecture diagrams.

Network Operations & Infrastructure

Administer enterprise-level LAN, WAN, Wireless, Internet Edge, and Data Center networks.

Configure and troubleshoot

Cisco Routers & Switches
Aruba Wireless Controllers
Palo Alto Firewalls
Fortinet Firewalls
SD-WAN Solutions

Design resilient and highly available network architectures.

Support network expansion, refresh projects, and infrastructure upgrades.

Incident Management & Troubleshooting

Serve as L2/L3 escalation point for critical network and Zscaler incidents.

Perform root cause analysis (RCA) and provide permanent resolutions.

Troubleshoot

VPN Connectivity
DNS Issues
Authentication Failures
Application Access Problems
Routing & Switching Issues
SSL Inspection Challenges

Participate in on-call support and major incident management processes.

Monitoring & Reporting

Monitor network availability and performance utilizing enterprise monitoring tools.

Generate operational reports covering

Network Health
Capacity Planning
Security Events
Zscaler Service Utilization

Proactively identify performance bottlenecks and recommend improvements.

Required Technical Skills

Zscaler Technologies (Mandatory)

Expert-level hands-on experience with

Zscaler Internet Access (ZIA)
Fully Qualified Domain Name (FQDN)
Zscaler Private Access (ZPA)
Zscaler Digital Experience (ZDX)
Zscaler Client Connector
Cloud Firewall
Advanced Threat Protection
Cloud Sandbox
Data Loss Prevention (DLP)
CASB
Networking

Strong expertise in

TCP/IP
DNS
DHCP
NAT
VPN
IPSEC
BGP
OSPF
VLANs
STP
QoS
Wireless Networking
Security
Firewall Configuration & Administration
Zero Trust Architecture
Secure Web Gateway (SWG)
Proxy Technologies
Identity & Access Management
SSL/TLS Technologies
Network Access Control (NAC)
Cloud & Hybrid Networking
Microsoft Azure
AWS
Hybrid Cloud Connectivity
ExpressRoute
Site-to-Site VPN
SD-WAN Integration with Zscaler

Responsibilities

Zscaler Administration & Engineering

Design, deploy, configure, and support Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) environments.
Manage Zscaler policies, forwarding profiles, authentication mechanisms, SSL inspection, URL filtering, firewall policies, and data protection controls.