Urgent Opening For Network Security Engineer_Chennai

Team Computers; Ernakulam, Chennai; On-site; INR 900,000 - 1,500,000; Full time

Job summary

Team Computers is seeking a Network Security Engineer L3 to support design, implementation, and maintenance of our network infrastructure. You will work with senior engineers to ensure reliability, security, and scalability of our network environment while assisting end-users.

Responsibilities include design, deployment, and maintenance of routers, switches, firewalls, VPNs, and wireless access points; security measures; monitoring; incident response; and documentation.

Qualifications

• Strong hands-on experience with Cisco routing and switching, Meraki wireless, FortiGate firewalls.
• Exposure to QoS, IPSLA, DMVPN, WAN, MPLS, SIP, PRI, IPsec, and STP.
• Experience with SSL VPN, IPSec, DMVPN, and firewall policies is essential.

Responsibilities

• Network Implementation and Maintenance of infrastructure components (routers, switches, firewalls, wireless APs).
• Configure and troubleshoot network devices, VLANs, routing protocols (OSPF, BGP), and VPNs.
• Implement and maintain network security measures: access controls, firewall policies, IDS/IPS.
• Monitor network performance, identify bottlenecks, and optimize reliability and efficiency.
• Respond to incidents and service requests, escalate to seniors/vendors as needed.
• Document configurations, policies, and procedures; produce performance/compliance reports.
• Collaborate with cross-functional teams and participate in on-call rotations.

Tools

Cisco routing and switching

Meraki wireless

FortiGate firewall

QoS

IPS/IDS

Job description

Role & responsibilities

Position Overview:As aNetwork Security EngineerL3, you will be an integral part of our IT team, responsible for supporting the design, implementation, and maintenance of ournetworkinfrastructure. You will work closely with senior engineers to ensure the reliability, security, and scalability of ournetworkenvironment, while also providing technicalsupportand assistance to end-users.

Key Responsibilities

• 1.NetworkImplementation and Maintenance: Assist in the design, deployment, and maintenance ofnetworkinfrastructure components, including routers, switches, firewalls, and wireless access points.


• 2. Configuration and Troubleshooting: Configure and troubleshootnetworkdevices and protocols, including VLANs, routing protocols (e.g., OSPF, BGP), and VPNs, to ensure optimal performance and reliability.


• 3.NetworkSecurity: Implement and maintain security measures, such as access controls, firewall policies, and intrusion detection systems, to protect against cyber threats and vulnerabilities.


• 4. Monitoring and Performance Optimization: Monitornetworkperformance and utilization, identify areas for improvement, and implement optimizations to enhance efficiency and reliability.


• 5. Incident Response and Resolution: Respond tonetwork-related incidents and service requests, diagnose and resolve issues in a timely manner, and elevate complex problems to senior engineers or vendors as needed.


• 6. Documentation and Reporting: Maintain accurate documentation ofnetworkconfigurations, policies, and procedures, and generate reports to track performance metrics and compliance requirements.


• 7. Collaboration andSupport: Collaborate with cross-functional teams tosupportbusiness initiatives and projects, provide technical guidance and assistance to end-users, and participate in on-call rotation schedules.

Key Protocols Awareness

TCP, UDP, DNS, Telnet, SSH, FTP, DHCP, NTP, SNMP, STP, Ether channel, Port, Security, TFTP, Stacking, VSS, VTP, TACACS, Syslog, work experience on Juniper infra

Mandatory Skills Set

• Strong hands-on experience in Cisco routing, switching, Meraki wireless, and FortiGate firewalls


• Good exposure to QoS, IPSLA, DMVPN, WAN, MPLS, SIP, PRI, IPSEC, and STP


• Cisco experience of 510 years, including OSPF, BGP, EIGRP, routing, switching, DMVPN, IPSec, and SSL VPN


• Fortinet / Palo Alto firewall experience of 34 years


• Added advantage: Zscaler experience


• Added advantage: Cisco DNA / ISE experience


• Candidate should be capable of handling global operations


• Should support APAC coordination, site-down support, and emergency on-call support after office hours


• May need to travel abroad if required