Role & responsibilities

Position Overview:As a Network Security Engineer L3, you will be an integral part of our IT team, responsible for supporting the design, implementation, and maintenance of our network infrastructure. You will work closely with senior engineers to ensure the reliability, security, and scalability of our network setting, while also providing technical support and assistance to end-users.

Key Responsibilities:

- Network Implementation and Maintenance: Assist in the design, deployment, and maintenance of network infrastructure components, including routers, switches, firewalls, and wireless access points.
- Configuration and Troubleshooting: Configure and troubleshoot network devices and protocols, including VLANs, routing protocols (e.g., OSPF, BGP), and VPNs, to ensure optimal performance and reliability.
- Network Security: Implement and maintain security measures, such as access controls, firewall policies, and intrusion detection systems, to protect against cyber threats and vulnerabilities.
- Monitoring and Performance Optimization: Monitor network performance and utilization, identify areas for improvement, and implement optimizations to enhance efficiency and reliability.
- Incident Response and Resolution: Respond to network-related incidents and service requests, diagnose and resolve issues in a timely manner,



and escalate complex problems to senior engineers or vendors as needed.
- Documentation and Reporting: Maintain accurate documentation of network configurations, policies, and procedures, and generate reports to track performance metrics and compliance requirements.
- Collaboration and Support: Collaborate with cross-functional teams to support business 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

📌 Urgent Opening For Network Security Engineer_Chennai (Chennai)
🏢 Team Computers
📍 Chennai