Network Security Administrator

Role & responsibilities

1. Network Management & Design

• Design, implement, and maintain LAN, WAN, VPNs, and wireless networks.
  
• Install, configure, and manage network hardware (firewalls, switches, routers).
  
• Monitor network performance and analyze traffic for bottlenecks and vulnerabilities.
  
• Troubleshoot network-related issues to ensure high availability and minimal downtime.
  
• Review and optimize existing infrastructure based on best practices.
  

2. Security Administration

• Develop and enforce IT security policies, procedures, and standards.
  
• Manage firewalls, IDS/IPS, antivirus, endpoint protection, and SIEM tools.
  
• Conduct regular vulnerability assessments and penetration testing.
  
• Implement role-based access control and secure authentication mechanisms.
  
• Monitor systems for potential threats and respond to security incidents.
  

3. Team Leadership & Collaboration

• Lead and mentor a team of network/security engineers or administrators.
  
• Collaborate with other IT teams and departments to support projects and operations.
  
• Plan and implement upgrades or improvements to the infrastructure.
  
• Manage full security incident response lifecycledetection, analysis, mitigation, and reporting.
  

4. Compliance & Documentation

• Ensure IT compliance with industry regulations (e.g., ISO 27001, RBI guidelines, etc.).
  
• Maintain detailed documentation for network architecture, policies, and incident logs.
  
• Develop and maintain disaster recovery and business continuity plans.
  

5. Technical Support & Troubleshooting

• Act as a subject matter expert for network and security-related issues.
  
• Provide hands-on support and technical guidance to internal users and teams.
  
• Perform root cause analysis and resolve critical security/network failures.
  

6. Emerging Technologies & Innovation

• Stay up-to-date on industry trends, threats, tools, and frameworks.
  
• Evaluate and implement emerging network and security solutions (including

  Cloud Security – Azure

  ).
  
• Continuously improve security posture through new tools and processes.

Preferred candidate profile