Designs, deploys, administers, and troubleshoots Zscaler ZIA and ZPA environments and enterprise network infrastructure. Manages Zero Trust policies, identity integrations, security controls, application onboarding, and VPN-to-ZTNA migrations. Supports LAN, WAN, wireless, data center, firewall, and SD-WAN environments; resolves L2/L3 incidents, performs root-cause analysis, monitors performance, and creates operational documentation. Participates in on-call and major incident management.
This is a remote position.
Job Description – Senior Network Engineer (Zscaler Specialist)
Location: Remote / India
Experience: 5+ Years
Employment Type: Full-Time
Role Summary
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.
Key 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.
- 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
Required Experience
- Minimum 5+ years of experience in Enterprise Network Engineering.
- Minimum 3+ years of hands-on experience with Zscaler ZIA and ZPA.
- Experience supporting global enterprise environments with 1,000+ users.
- Proven experience in network transformation and VPN-to-ZTNA migrations.
- Experience working within ITIL-based support models.
Educational Qualifications
- Bachelor's Degree in Computer Science, Information Technology, Networking, or related discipline.
Mandatory Certifications
Candidates should possess one or more of the following certifications:
Zscaler Certifications (Highly Preferred)
- Zscaler Certified Administrator (ZCCA)
- Zscaler Certified Architect (ZCCA-IA / ZCCA-PA)
- Zscaler Certified Professional (ZCCP)
- Zscaler Certified Expert (ZCCE)
Networking Certifications
- Cisco CCNA
- Cisco CCNP Enterprise
- Aruba Certified Professional
- Juniper JNCIA/JNCIS
Security Certifications (Preferred)
- Palo Alto PCNSA / PCNSE
- Fortinet NSE
SRM Technologies Chennai, Tamil Nadu, IND Office
Chennai, India
SRM Technologies Chennai, Tamil Nadu, IND Office
Perungudi, Campus 1A, 5th Floor, RMZ Millenia Business Park, , , , Chennai, Tamil Nadu, India, 600096
Similar Jobs
Artificial Intelligence • Healthtech • Machine Learning • Natural Language Processing • Biotech • Pharmaceutical
Leads incentive compensation strategy, quota-setting, recognition programs, analytics, governance, implementation, and continuous improvement across Pfizer’s international markets. Partners with business leaders and cross-functional teams to design compliant, motivating, and financially responsible programs, deliver data-driven recommendations, oversee payouts and operational timelines, and maintain audit readiness. The role requires strong quantitative analysis, commercial operations expertise, project management, stakeholder influence, and experience supporting pharmaceutical or healthcare organizations.
Artificial Intelligence • Healthtech • Machine Learning • Natural Language Processing • Biotech • Pharmaceutical
Leads marketing channel delivery and medical samples services across Malaysia, Indonesia, Singapore, and the Philippines. Oversees sample planning, logistics, compliance, campaigns, HCP portal strategy, social communications, ePermission governance, and omnichannel reporting. Partners with marketing, digital, commercial, legal, compliance, and delivery teams to implement services, manage performance, train stakeholders, maintain audit readiness, and drive process improvement and AI-enabled innovation.
Top Skills:
AIEmail MarketingOmnichannel Reporting DashboardsPfizerpro
Automotive
Leads global supplier warranty recovery operations, analyzing claims, recovery trends, costs, and performance metrics. Manages supplier engagement, overdue recoveries, invoices, reconciliations, forecasts, dashboards, and monthly reporting. Partners with Finance, Warranty, Purchasing, Quality, Manufacturing, and Data Analytics teams to identify recovery opportunities, monitor financial targets, resolve bottlenecks, and recommend corrective actions to reduce warranty costs.
What you need to know about the Chennai Tech Scene
To locals, it's no secret that South India is leading the charge in big data infrastructure. While the environmental impact of data centers has long been a concern, emerging hubs like Chennai are favored by companies seeking ready access to renewable energy resources, which provide more sustainable and cost-effective solutions. As a result, Chennai, along with neighboring Bengaluru and Hyderabad, is poised for significant growth, with a projected 65 percent increase in data center capacity over the next decade.
