Network Security Engineer - Firewall

Job Requirements

Job Description:

Position: Network Security Engineer - Firewall

Job Type: Full-Time

We are seeking a Network Security Engineer – Firewalls & Perimeter to own and operate enterprise network firewall and perimeter security controls in a regulated banking environment.

This role has deep focus on firewall architecture, segmentation, traffic control, and perimeter defence, while collaborating closely with teams managing ZTNA, SWG, and Web/API Protection.

Key Responsibilities

Primary Focus – Network Firewalls

• Design, configure, and operate enterprise-grade firewall platforms across data centres, cloud, and hybrid environments.
• Enforce network segmentation, least-privilege access, and controlled ingress/egress.
• Perform firewall rule lifecycle management, including reviews, recertification, optimization, and cleanup.
• Troubleshoot complex network security and connectivity issues across multiple layers.
• Support secure connectivity for applications, users, vendors, and cloud workloads.
  
  

Security Operations & Governance

• Monitor firewall logs and alerts; integrate with SIEM and SOC workflows.
• Participate in incident response related to network-based attacks.
• Support internal, external, and regulatory audits (RBI, ISO 27001, NIST).
• Maintain architecture diagrams, SOPs, and audit evidence.
  
  

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or a related field
• Minimum of 5 years of experience in a similar role, preferably in the banking or financial industry
  
  

If you are a self-motivated and detail-oriented individual with a passion for security, we want to hear from you. Join our dynamic team at IDFC FIRST Bank and help us ensure the safety and security of our organization's IT infrastructure.