Cisco Enterprise Networking & Zscaler ZIA/ZPA Network Engineer
UST Global · Kolkata · onsite · Posted 48d ago
Undisclosed5–10 yrsfulltimeSourced from
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About this role
We are seeking a highly skilled Cisco Enterprise Networking Zscaler Engineer to design, implement, support, and optimize enterprise network and security infrastructure. The role focuses on delivering secure, reliable, and high-performing network services while supporting transformation initiatives aligned with Zero Trust and modern cloud-delivered security architectures. The ideal candidate will have strong experience in Cisco networking environments, Zscaler ZIA and ZPA administration, enterprise WAN technologies, and network security operations.
Key Responsibilities Network Engineering Operations - Design, implement, and support enterprise LAN, WAN, WLAN, SD-WAN, and VPN environments.
- Configure and manage Cisco networking infrastructure supporting routing, switching, and enterprise connectivity services.
- Perform network capacity planning, performance tuning, troubleshooting, and infrastructure optimization.
- Monitor network availability and resolve network performance issues to minimize downtime.
- Lead network upgrades, migrations, and technology refresh initiatives.
- Maintain network diagrams, operational procedures, standards, and technical documentation.
- Support Cisco SD-WAN OR Enterprise WAN/SD-WAN environments based on business requirements.
- Deploy, configure, and manage Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) solutions.
- Implement and maintain Zero Trust OR SASE/SSE concepts within the enterprise security architecture.
- Manage secure access policies, application access controls, and traffic forwarding configurations.
- Optimize connectivity through GRE/IPSec tunnels and Client Connector deployments.
- Monitor security events and collaborate with security teams on incident investigation and remediation activities.
- Implement and enforce network security controls and organizational security policies.
- Support firewall administration, VPN services, and network segmentation initiatives.
- Participate in security audits, risk assessments, and compliance activities.
- Perform vulnerability remediation and support security incident response efforts.
- Troubleshoot complex network and connectivity issues across on-premises and cloud-connected environments.
- Lead root cause analysis activities and implement preventive measures.
- Work closely with vendors and internal stakeholders to resolve critical incidents.
- Participate in on-call and escalation support rotations as required.
- Cisco Enterprise Networking (Routing Switching AND LAN/WAN AND TCP/IP troubleshooting)
- Zscaler ZIA AND ZPA administration
- Cisco SD-WAN OR Enterprise WAN/SD-WAN
- Network Security AND Firewall/VPN
- Zero Trust OR SASE/SSE concepts
- 5+ years of enterprise network engineering experience.
- 3+ years of hands-on experience with Zscaler platforms.
- Experience supporting large-scale enterprise networks.
Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.
Sourced from naukri
Skills
VPNCapacity PlanningPerformance TuningProblem managementLANComputer NetworksNetwork SecurityTechnical DocumentationFirewallCisco
About UST
UST Global
IT Services & Consulting
14.0k+
employees
1999
27 years old
Aliso Viejo, California
US
₹12.9L PA avg
Avg at UST
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