Network Security Engineer - Routing & Switching

Job Description :

We are looking for a Network Security Engineer with 48 years of experience to join our IT Security team.

The ideal candidate will be responsible for protecting our network infrastructure by designing, implementing, and monitoring security measures, ensuring secure operations of systems and data.

Key Responsibilities :

- Design, implement, and manage firewalls, VPNs, IPS/IDS, WAFs, and network segmentation.

- Configure and maintain security appliances (e.g., Palo Alto, Fortinet, Cisco ASA, Check Point).

- Ensure LAN/WAN security, wireless security, and endpoint protection.

- Monitor networks for security breaches, suspicious activity, and unauthorized access.

- Lead incident response efforts including investigation, remediation, and reporting.

- Perform forensic analysis, packet inspection, and log correlation.

- Develop, enforce, and review network security policies, firewall rules, and access controls.

- Ensure compliance with regulatory requirements (e.g., ISO 27001, NIST, GDPR).

- Assist in security audits and vulnerability management programs.

- Manage and monitor SIEM tools (e.g., Splunk, QRadar, LogRhythm).

- Automate security monitoring and reporting tasks using Python, Shell scripting, etc.

- Integrate security tools with DevOps/CI-CD pipelines if applicable.

- Work closely with Network Engineers, System Admins, and Application Teams.

- Provide L2/L3 support for network security incidents and change requests.

- Document configurations, incidents, and resolution steps.

Must-Have Skills :

- 48 years of hands-on experience in network security operations

- Deep understanding of firewalls, IDS/IPS, proxies, and load balancers

- Strong experience with routing protocols, TCP/IP, NAT, and ACLs

- Familiarity with SIEM, endpoint detection & response (EDR), DLP, and zero trust concepts

- Knowledge of cloud security practices (AWS/GCP/Azure)

- Hands-on experience with packet capture and analysis tools (Wireshark, tcpdump)

- Experience in SOC environments

- Familiarity with Zero Trust architecture

- Exposure to container security (Docker/Kubernetes)

- Understanding of DevSecOps and secure SDLC

Preferred Certifications :

- CEH, CISSP, CompTIA Security+, or GSEC

- CCNA Security, CCNP Security, Fortinet NSE, or Palo Alto PCNSE