Senior Network Security Engineer

Job Title: Sr. Network Security Engineer

Location: DELHI

Experience: 5+ years in Network & Security Engineering

Job Type: Full-time

Job Summary:

We are seeking a highly skilled Senior Network Security Engineer with deep hands-on experience in Fortinet and Check Point firewalls. The ideal candidate will be responsible for designing, implementing, managing, and optimizing enterprise-grade network security solutions while ensuring high availability, performance, and compliance with security standards.

Key Responsibilities:

Design, deploy, and manage network security architectures across on-prem, data center, and cloud environments.

Configure, troubleshoot, and optimize Fortinet (FortiGate, FortiManager, FortiAnalyzer) and Check Point (R80+, SmartConsole, Maestro) firewalls.

Implement and maintain security policies including NAT, VPN (Site-to-Site & Remote Access), IPS, Web Filtering, and Application Control.

Perform firewall rule reviews, policy optimization, and risk assessments.

Lead firewall upgrades, migrations, and high-availability (HA) implementations.

Monitor security events and respond to incidents in coordination with SOC teams.

Ensure compliance with security frameworks and regulatory requirements (ISO 27001, PCI-DSS, NIST, etc.).

Provide L3/L4 support for complex network security issues.

Collaborate with network, cloud, and application teams to integrate security best practices.

Document designs, configurations, and operational procedures.

Required Skills & Qualifications:

7+ years of experience in Network Security of managing large-scale enterprise network infrastructures.

Profound knowledge of network architecture and technology, including hands-on experience with SD-WAN, MPLS, and other modern networking technologies.

Extensive experience in managing both NOC and SOC environments

Strong knowledge of network infrastructures, protocols, and standards such as TCP/IP, DNS, DHCP, OSPF, BGP, etc.

Strong hands-on expertise with Fortinet and Check Point firewalls.

In-depth knowledge of TCP/IP, routing, switching, VLANs, BGP, OSPF.

Experience with VPN technologies, SSL/IPSec.

Knowledge of IDS/IPS, WAF, DLP, and network segmentation.

Experience with firewall policy management, optimization, and troubleshooting.

Familiarity with SIEM tools and log analysis.

Strong understanding of cybersecurity threats and mitigation techniques.

Preferred Certifications:

Fortinet NSE 4/5/7 or FCP/FCS

Check Point CCSA / CCSE

CISSP, CCNP Security (added advantage)