Core Networking-Routing

2 weeks ago


India Zensar Technologies Full time US$ 4,50,000 - US$ 9,00,000 per year
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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