Senior Network Engineer

E3 Network Engineer – Job Description
About the Role
We are looking for a skilled Network Engineer with hands-on experience in Cisco, Palo Alto, platforms & knowledge of routing, switching and firewall administration.
Key Responsibilities
1. Incident & Problem Management

• Handle issues for network and firewall.
• Monitor , Troubleshoot & resolve connectivity, routing, switching and security-related incidents within SLA.
• Perform root cause analysis or reason for outage for recurring issues & escalate to vendor as required.
• Perform proactive failover activities.

2. Network Operations & Maintenance

• Configure and maintain Cisco and Juniper routers/switches for LAN/WAN environments.
• Manage and update Panorama Palo Alto policies, NAT and configurations.
• Conduct routine health checks, performance monitoring and preventive maintenance.

3. Change & Configuration Management

• Implement approved changes such as VLAN creation, routing updates, ACL modifications and firewall rule changes.
• Update device configurations in compliance with change management procedures.
• Maintain configuration backups and version control.

4. Monitoring & Proactive Support

• Monitor & troubleshoot network devices, firewalls using Solarwinds & Servicenow.
• Respond to alerts for link degradation, high CPU/memory usage or security threats.
• Participate in capacity monitoring and suggest optimizations.

5. Documentation & Reporting

• Maintain accurate incident, change, and asset documentation.
• Update network topology diagrams and operational runbooks as required.
• Provide daily/weekly operational status reports to management.

Required Skills & Qualifications

• Diploma or Bachelor’s degree in Computer Science, IT, or related field (or equivalent work experience).
• 3–5 years of experience in network operations or support.
• Proficiency in:
  
  • Cisco IOS/NX-OS for routing & switching
  • Palo Alto firewalls (PAN-OS, Panorama)
  • Juniper JUNOS for routing & switching
  • Routing protocols: BGP, EIGRP, static routing
  • Layer 2/3 switching: VLAN, STP, EtherChannel
  • Firewall Palo Alto policies, NAT, IPsec VPNs, and SSL VPNs
• Experience with monitoring tools , ticketing tools & troubleshooting tools (SolarWinds , ServiceNow , packet capture, Wireshark).
• Preferred certifications:
  
  • Cisco CCNA/CCNP
  • Palo Alto PCNSA

Behavioral Competencies

• Strong troubleshooting and analytical skills.
• Ability to work in a 24x7 shift environment and under pressure.
• Good communication skills for clear escalation and documentation.
• Team-oriented mindset with attention to detail.

Bachelor's Degree

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