CORE NETWORKING-ROUTING & SWITCHING - CISCO at Zensar Technologies UK Ltd

, , India -

Full Time

Start Date

Immediate

Expiry Date

07 Mar, 26

Salary

0.0

Posted On

07 Dec, 25

Experience

10 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Network Operations, Monitoring, Troubleshooting, Palo Alto Firewalls, Cisco ISE, Cisco Switches, Cisco Routers, Wireless, SD-WAN, Network Patching, Network Monitoring Tools, Analytical Skills, Documentation, Communication, Security Compliance, Incident Management

Industry

IT Services and IT Consulting

Description

Job Summary We are seeking a skilled Network Operations Engineer to support and maintain our enterprise network infrastructure. This role involves monitoring, troubleshooting, and ensuring optimal performance and security across a wide range of network technologies including Palo Alto Firewalls, Panorama, Cisco ISE, Cisco switches, routers, and wireless, SD-WAN, network device patching, and network monitoring tools. Key Responsibilities Network Operations & Monitoring Monitor network performance and availability using tools like SolarWinds, PRTG, or equivalent. Respond to alerts, troubleshoot incidents, and perform root cause analysis. Maintain operational documentation including network diagrams, incident logs, and change records. Security & Access Control Operate and maintain Palo Alto Firewalls, managing policies and updates via Panorama. Support Cisco ISE for network access control, including 802.1X authentication and guest access. Ensure compliance with security standards and assist in vulnerability remediation. Infrastructure Support Perform configuration, maintenance, and troubleshooting of Cisco switches, routers, and wireless access points. Support SD-WAN operations including link monitoring, policy updates, and failover testing. Assist in network expansions, migrations, and upgrades. Patching & Maintenance Schedule and apply firmware and software patches to network devices in accordance with change management policies. Track patch compliance and maintain version control across all network hardware. Reporting & Collaboration Generate regular reports on network health, uptime, and incident trends. Collaborate with engineering and security teams to improve network reliability and automation. Participate in on-call rotations and provide Level 2/3 support for escalated issues. Required Skills & Qualifications Bachelor’s degree in Computer Science, Information Technology, or related field. 10–12 years of experience in network operations or support roles. Hands-on experience with Palo Alto, Panorama, Cisco ISE, Cisco switching/routing/wireless, SD-WAN, and patching processes. Familiarity with network monitoring tools and ITSM platforms. Certifications such as PCNSA, CCNA/CCNP, or equivalent are preferred. Preferred Attributes Strong analytical and troubleshooting skills. Excellent documentation and communication abilities. Ability to work in a 24/7 operational environment (if applicable).

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Responsibilities

The Network Operations Engineer will monitor, troubleshoot, and ensure optimal performance and security of the enterprise network infrastructure. Key tasks include maintaining network documentation, operating firewalls, and supporting network expansions and upgrades.