Network Security Engineer – L1/L2

Description

Job Title: Network Security Engineer – L1/L2

Location: Chennai, India (Chennai Preferred)

Other Locations: Other locations across India may be considered
Experience: 2–5 Years
Position Type: L1 / L2 Network Security Engineer

Job Summary

We are looking for a skilledNetwork Security Engineer to join our team in an L1/L2 support capacity. The ideal candidate should have hands-on experience in network security operations, troubleshooting, monitoring, and incident resolution.

Cisco Firewall experience is a must-have for this position.

Key Responsibilities

• Provide L1/L2 network security support and troubleshooting.
• Monitor and manage network security devices and security incidents.
• Configure, troubleshoot, and maintainCisco Firewalls.
• Troubleshoot firewall connectivity, access, and security-related issues.
• Monitor firewall logs, alerts, and network security events.
• Handle incident tickets and provide timely resolution within defined SLAs.
• Perform basic firewall rule analysis and troubleshooting.
• Support firewall rule creation, modification, and implementation as per security policies.
• Troubleshoot VPN, NAT, ACL, and connectivity-related issues.
• Coordinate with network, infrastructure, and security teams for issue resolution.
• Escalate complex issues to L3/security engineering teams when required.
• Maintain proper documentation of incidents, changes, and troubleshooting activities.
• Follow standard security procedures, policies, and operational processes.

Required Skills

• Strong hands-on experience with Cisco Firewall – Mandatory.
• Experience inL1/L2 Network Security support.
• Good understanding of TCP/IP, DNS, DHCP, routing, and switching.
• Experience withFirewall policies, ACLs, NAT, and VPN troubleshooting.
• Good understanding of network security concepts.
• Experience in monitoring and troubleshooting network/security alerts.
• Familiarity with incident, change, and problem management processes.
• Good troubleshooting and analytical skills.
• Strong communication and coordination skills.

Preferred Skills

• Experience with Cisco ASA / Cisco Firepower.
• Knowledge of IPS/IDS and VPN technologies.
• Exposure to network monitoring and security monitoring tools.
• ITIL/process-oriented support experience.
• Relevant Cisco or security certifications will be an advantage.

Education

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
• Relevant certifications such as CCNA, CCNP, or security certifications are a plus.

Location Preference

Chennai is preferred. However, candidates fromother locations across India can also be considered based on experience and suitability for the role.