Network Engineer

Career Tree Hr Solutions; South Goa District, North Goa; On-site; INR 600,000 - 900,000; Full time

Job summary

Career Tree Hr Solutions in Goa seeks an experienced networking professional to manage enterprise network infrastructure, including Cisco routers, switches, Fortinet FortiGate firewalls, and wireless controllers to ensure reliable connectivity across the organization.

The role involves configuring VLANs, routing, 802.1X, VPNs, network monitoring, and incident management. You will support ITIL-based changes and documentation and collaborate with ISPs and vendors.

Qualifications

• Bachelor's degree or Diploma in Computer Science, IT, Electronics, or related field.
• Relevant enterprise networking experience.
• Cisco Routing and Switching, TCP/IP, Subnetting, VLAN, STP, EtherChannel, OSPF, BGP, FortiGate Firewall, Cisco ISE, Cisco DNA Center, Cisco WLC, Wireless LAN, IPsec VPN, Network Security, Wireshark, Network Monitoring, Network Troubleshooting.

Responsibilities

• Configure, monitor, and maintain enterprise network infrastructure (Cisco routers/switches, firewalls, wireless controllers).
• Configure/troubleshoot VLANs, STP/RSTP, EtherChannel, OSPF/BGP routing.

Skills

Cisco Routing & Switching

OSPF/BGP routing

Fortinet FortiGate

Cisco ISE 802.1X

Cisco DNA Center

WLC/WLAN management

Network Monitoring

IPsec VPN

Network Security

HA/Performance optimization

Education

Bachelor's degree / Diploma in CS/IT/Electronics

Tools

Wireshark

SNMP

Job description

Role & responsibilities

1. Network Administration: Configure, manage, monitor, and maintain enterprise network infrastructure, including Cisco routers, switches, firewalls, wireless controllers, and access points.

2. Routing and Switching: Configure and troubleshoot VLANs, STP/RSTP, EtherChannel, HSRP/VRRP, inter-VLAN routing, and routing protocols such as OSPF and BGP.

3. Firewall Management: Administer and troubleshoot Fortinet FortiGate firewalls, including security policies, NAT, VIP/DNAT, IPsec VPN, SSL VPN, and high-availability configurations.

4. Network Access Control: Manage and troubleshoot Cisco ISE for 802.1X authentication, MAB, RADIUS/TACACS+, guest access, device profiling, and network access control policies.

5. Network Automation and Management: Utilize Cisco DNA Center (DNAC) for device onboarding, network discovery, configuration management, software image management, compliance, and network assurance.

6. Wireless Network Management: Configure and maintain Cisco Wireless LAN Controllers (WLCs), access points, SSIDs, WLAN policies, VLAN mapping, authentication, and wireless roaming.

7. Network Monitoring and Troubleshooting: Proactively monitor network availability, performance, and health using enterprise monitoring tools, SNMP, Wireshark, and other diagnostic utilities.

8. Incident Management and RCA: Troubleshoot Layer 2/Layer 3 connectivity issues, packet loss, latency, routing loops, authentication failures, and network outages; perform root cause analysis and implement corrective actions.

9. Network Security and Compliance: Implement network security best practices, firewall rule reviews, device hardening, vulnerability remediation, and compliance with organizational security standards.

10. High Availability and Performance Optimization: Ensure network reliability and redundancy through HA configurations, capacity planning, performance analysis, and proactive identification of potential network issues.

11. Change and Documentation Management: Implement approved network changes in accordance with ITIL processes and maintain accurate network diagrams, configuration records, SOPs, and incident reports.

12. 247 Operational Support and Coordination: Provide L2/L3 network support, participate in shift operations and on-call activities, meet SLA requirements, and coordinate with ISPs, OEMs, vendors, and internal IT teams.

Preferred candidate profile

• Bachelor's degree / Diploma in Computer Science, IT, Electronics, or related field.
• Relevant enterprise networking experience.
• Cisco Routing and Switching, TCP/IP, Subnetting, VLAN, STP, EtherChannel, OSPF, BGP, FortiGate Firewall, Cisco ISE, Cisco DNA Center, Cisco WLC, Wireless LAN, IPsec VPN, Network Security, Wireshark, Network Monitoring, Network Troubleshooting.